CIndex.cpp revision 826faa22bae112e01293a58534a40711043cce65
1d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===- CIndex.cpp - Clang-C Source Indexing Library -----------------------===// 2d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 3d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// The LLVM Compiler Infrastructure 4d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 5d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// This file is distributed under the University of Illinois Open Source 6d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// License. See LICENSE.TXT for details. 70d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar// 8d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===----------------------------------------------------------------------===// 9d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 10ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// This file implements the main API hooks in the Clang-C Source Indexing 11ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek// library. 12d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek// 13d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek//===----------------------------------------------------------------------===// 14d2fa56687f8bd5ac6ebf9d9468d0efd714986a54Ted Kremenek 15ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek#include "CIndexer.h" 1616c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenek#include "CXCursor.h" 1795f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek#include "CXType.h" 18a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek#include "CXSourceLocation.h" 195352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor#include "CIndexDiagnostic.h" 20ab1889321f6f8f200f2b318ac26883ac18e49d03Ted Kremenek 2104bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek#include "clang/Basic/Version.h" 22936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor 2350398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff#include "clang/AST/DeclVisitor.h" 24fb5704295c6137685a7b90b92cd6b958028740c8Steve Naroff#include "clang/AST/StmtVisitor.h" 257d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor#include "clang/AST/TypeLocVisitor.h" 26b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Basic/Diagnostic.h" 27b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/ASTUnit.h" 28b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Frontend/CompilerInstance.h" 29936ea3b590117d2cd73b1b92621d06c4a7edbe60Douglas Gregor#include "clang/Frontend/FrontendDiagnostic.h" 30d8210650ed948de65a08a8daf16d291b747717c4Ted Kremenek#include "clang/Lex/Lexer.h" 31b846debc1b22a37228efe4aa87b34482d15b6a3cBenjamin Kramer#include "clang/Lex/PreprocessingRecord.h" 3233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor#include "clang/Lex/Preprocessor.h" 33a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor#include "llvm/ADT/STLExtras.h" 34d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek#include "llvm/ADT/Optional.h" 35d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek#include "clang/Analysis/Support/SaveAndRestore.h" 36c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar#include "llvm/Support/CrashRecoveryContext.h" 3748615ffe41e41e0cc232dfb61289b707ece37ea1Daniel Dunbar#include "llvm/Support/PrettyStackTrace.h" 3802465750c8c3fa96b1e7e596b02297e24361dc4fDouglas Gregor#include "llvm/Support/MemoryBuffer.h" 39358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor#include "llvm/Support/raw_ostream.h" 407a07fcb8f10fe45ea65a0a41798eb1c40777bde4Douglas Gregor#include "llvm/Support/Timer.h" 418c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor#include "llvm/System/Mutex.h" 420829a839b05c687d3f11af0640d84c5d05f94124Benjamin Kramer#include "llvm/System/Program.h" 430a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor#include "llvm/System/Signals.h" 448c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor#include "llvm/System/Threading.h" 45fc0622155fa61349698a8fd0053773c37d9f7ac4Ted Kremenek 46c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer// Needed to define L_TMPNAM on some systems. 47c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer#include <cstdio> 48c2a981614e324fea7f0a0533f8f1d103cbd17f6dBenjamin Kramer 4950398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroffusing namespace clang; 5016c440a377b7ec8b722a2e2c7c864f75c95bd305Ted Kremenekusing namespace clang::cxcursor; 51ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenekusing namespace clang::cxstring; 5250398199fb10e196a8d92fbf7a062dbe42ed88fdSteve Naroff 5333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \brief The result of comparing two source ranges. 5433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorenum RangeComparisonResult { 5533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief Either the ranges overlap or one of the ranges is invalid. 5633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeOverlap, 57f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range ends before the second range starts. 5933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeBefore, 60f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 6133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The first range starts after the second range ends. 6233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RangeAfter 6333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor}; 6433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 65f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek/// \brief Compare two source ranges to determine their relative position in 6633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// the translation unit. 67f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekstatic RangeComparisonResult RangeCompare(SourceManager &SM, 68f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek SourceRange R1, 6933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange R2) { 7033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R1.isValid() && "First range is invalid?"); 7133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor assert(R2.isValid() && "Second range is invalid?"); 72a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R1.getEnd() != R2.getBegin() && 73d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R1.getEnd(), R2.getBegin())) 7433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeBefore; 75a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R2.getEnd() != R1.getBegin() && 76d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar SM.isBeforeInTranslationUnit(R2.getEnd(), R1.getBegin())) 7733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeAfter; 7833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeOverlap; 7933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 8033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 81fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// \brief Determine if a source location falls within, before, or after a 82fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek/// a given source range. 83fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic RangeComparisonResult LocationCompare(SourceManager &SM, 84fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L, SourceRange R) { 85fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(R.isValid() && "First range is invalid?"); 86fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(L.isValid() && "Second range is invalid?"); 87a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (L == R.getBegin() || L == R.getEnd()) 88fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 89fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(L, R.getBegin())) 90fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeBefore; 91fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (SM.isBeforeInTranslationUnit(R.getEnd(), L)) 92fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeAfter; 93fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return RangeOverlap; 94fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek} 95fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 9676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// \brief Translate a Clang source range into a CIndex source range. 9776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// 9876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// Clang internally represents ranges where the end location points to the 9976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// start of the token at the end. However, for external clients it is more 10076dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// useful to have a CXSourceRange be a proper half-open interval. This routine 10176dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar/// does the appropriate translation. 102f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed KremenekCXSourceRange cxloc::translateSourceRange(const SourceManager &SM, 10376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar const LangOptions &LangOpts, 1040a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 10576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar // We want the last character in this location, so we will adjust the 1066a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor // location accordingly. 10776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar SourceLocation EndLoc = R.getEnd(); 108a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (EndLoc.isValid() && EndLoc.isMacroID()) 109a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor EndLoc = SM.getSpellingLoc(EndLoc); 1100a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner if (R.isTokenRange() && !EndLoc.isInvalid() && EndLoc.isFileID()) { 1116a5a23f8e7fb65e028c8092bc1d1a1d9dfe2e9bcDouglas Gregor unsigned Length = Lexer::MeasureTokenLength(EndLoc, SM, LangOpts); 11276dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc = EndLoc.getFileLocWithOffset(Length); 11376dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar } 11476dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar 11576dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar CXSourceRange Result = { { (void *)&SM, (void *)&LangOpts }, 11676dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar R.getBegin().getRawEncoding(), 11776dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar EndLoc.getRawEncoding() }; 11876dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar return Result; 11976dd3c2ff274772dc5771cb73f856d14aaf5ee2fDaniel Dunbar} 1201db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 1218a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 12233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor// Cursor visitor. 1238a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek//===----------------------------------------------------------------------===// 1248a8da7d17d4eb281b61d08d603c7bb180d280d5aTed Kremenek 12589922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroffnamespace { 126f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 127b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor// Cursor visitor. 1287d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorclass CursorVisitor : public DeclVisitor<CursorVisitor, bool>, 129a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public TypeLocVisitor<CursorVisitor, bool>, 130a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor public StmtVisitor<CursorVisitor, bool> 1317d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor{ 13233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The translation unit we are traversing. 133b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *TU; 134f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The parent cursor whose children we are traversing. 136b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursor Parent; 137f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 13833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The declaration that serves at the parent of any statement or 13933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// expression nodes. 140f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor Decl *StmtParent; 141f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The visitor function. 143b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor Visitor; 144f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 14533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief The opaque client data, to be passed along to the visitor. 146b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData ClientData; 147f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1487d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // MaxPCHLevel - the maximum PCH level of declarations that we will pass on 1497d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // to the visitor. Declarations with a PCH level greater than this value will 1507d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor // be suppressed. 1517d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor unsigned MaxPCHLevel; 15233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 15333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// \brief When valid, a source range to which the cursor should restrict 15433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// its search. 15533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest; 156f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 157d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // FIXME: Eventually remove. This part of a hack to support proper 158d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // iteration over all Decls contained lexically within an ObjC container. 159d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek DeclContext::decl_iterator *DI_current; 160d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek DeclContext::decl_iterator DE_current; 161d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek 162b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor using DeclVisitor<CursorVisitor, bool>::Visit; 1637d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor using TypeLocVisitor<CursorVisitor, bool>::Visit; 164a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor using StmtVisitor<CursorVisitor, bool>::Visit; 165f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 166f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// \brief Determine whether this particular source range comes before, comes 167f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek /// after, or overlaps the region of interest. 16833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor /// 169d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar /// \param R a half-open source range retrieved from the abstract syntax tree. 170f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek RangeComparisonResult CompareRegionOfInterest(SourceRange R); 171f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1720f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek class SetParentRAII { 1730f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor &Parent; 1740f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Decl *&StmtParent; 1750f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor OldParent; 1760f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 1770f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek public: 1780f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII(CXCursor &Parent, Decl *&StmtParent, CXCursor NewParent) 1790f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek : Parent(Parent), StmtParent(StmtParent), OldParent(Parent) 1800f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek { 1810f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = NewParent; 1820f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 1830f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 1840f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 1850f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 1860f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek ~SetParentRAII() { 1870f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Parent = OldParent; 1880f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (clang_isDeclaration(Parent.kind)) 1890f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek StmtParent = getCursorDecl(Parent); 1900f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 1910f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek }; 1920f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 193b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorpublic: 194f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CursorVisitor(ASTUnit *TU, CXCursorVisitor Visitor, CXClientData ClientData, 195f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek unsigned MaxPCHLevel, 19633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor SourceRange RegionOfInterest = SourceRange()) 197f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek : TU(TU), Visitor(Visitor), ClientData(ClientData), 198d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek MaxPCHLevel(MaxPCHLevel), RegionOfInterest(RegionOfInterest), 199d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek DI_current(0) 200b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor { 201b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.kind = CXCursor_NoDeclFound; 202b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[0] = 0; 203b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[1] = 0; 204b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Parent.data[2] = 0; 205f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor StmtParent = 0; 206b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 207f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 20833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor bool Visit(CXCursor Cursor, bool CheckedRegionOfInterest = false); 209788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 210788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 211788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor getPreprocessedEntities(); 212788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 213b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitChildren(CXCursor Parent); 214f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2157d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Declaration visitors 21609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek bool VisitAttributes(Decl *D); 2171ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockDecl(BlockDecl *B); 2183064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek bool VisitCXXRecordDecl(CXXRecordDecl *D); 219d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek llvm::Optional<bool> shouldVisitCursor(CXCursor C); 220b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor bool VisitDeclContext(DeclContext *DC); 22179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTranslationUnitDecl(TranslationUnitDecl *D); 22279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTypedefDecl(TypedefDecl *D); 22379758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitTagDecl(TagDecl *D); 2240ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor bool VisitClassTemplateSpecializationDecl(ClassTemplateSpecializationDecl *D); 22574dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor bool VisitClassTemplatePartialSpecializationDecl( 22674dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor ClassTemplatePartialSpecializationDecl *D); 227fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D); 2284540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitEnumConstantDecl(EnumConstantDecl *D); 22979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitDeclaratorDecl(DeclaratorDecl *DD); 2304540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitFunctionDecl(FunctionDecl *ND); 23179758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitFieldDecl(FieldDecl *D); 23279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitVarDecl(VarDecl *); 23384b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor bool VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D); 234fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitFunctionTemplateDecl(FunctionTemplateDecl *D); 23539d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor bool VisitClassTemplateDecl(ClassTemplateDecl *D); 23684b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor bool VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D); 23779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCMethodDecl(ObjCMethodDecl *ND); 2384540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCContainerDecl(ObjCContainerDecl *D); 23979758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryDecl(ObjCCategoryDecl *ND); 24079758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCProtocolDecl(ObjCProtocolDecl *PID); 24123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek bool VisitObjCPropertyDecl(ObjCPropertyDecl *PD); 24279758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); 2434540c9c73787d6ef736792f24209727b64997c90Ted Kremenek bool VisitObjCImplDecl(ObjCImplDecl *D); 24479758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); 2451ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor bool VisitObjCImplementationDecl(ObjCImplementationDecl *D); 24679758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek // FIXME: ObjCCompatibleAliasDecl requires aliased-class locations. 24779758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); 24879758f614c83ba17757618de1459e2b481f19dd2Ted Kremenek bool VisitObjCClassDecl(ObjCClassDecl *D); 249a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek bool VisitLinkageSpecDecl(LinkageSpecDecl *D); 2508f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek bool VisitNamespaceDecl(NamespaceDecl *D); 2516931900f43cea558c6974075256c07728dbfecc6Douglas Gregor bool VisitNamespaceAliasDecl(NamespaceAliasDecl *D); 2520a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor bool VisitUsingDirectiveDecl(UsingDirectiveDecl *D); 2537e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor bool VisitUsingDecl(UsingDecl *D); 2547e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor bool VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D); 2557e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor bool VisitUnresolvedUsingTypenameDecl(UnresolvedUsingTypenameDecl *D); 2560a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor 25701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Name visitor 25801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool VisitDeclarationNameInfo(DeclarationNameInfo Name); 259c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor bool VisitNestedNameSpecifier(NestedNameSpecifier *NNS, SourceRange Range); 26001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 261fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // Template visitors 262fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateParameters(const TemplateParameterList *Params); 2630b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor bool VisitTemplateName(TemplateName Name, SourceLocation Loc); 264fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateArgumentLoc(const TemplateArgumentLoc &TAL); 265fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 2667d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor // Type visitors 26701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool VisitQualifiedTypeLoc(QualifiedTypeLoc TL); 268f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBuiltinTypeLoc(BuiltinTypeLoc TL); 2697d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor bool VisitTypedefTypeLoc(TypedefTypeLoc TL); 270f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL); 271f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitTagTypeLoc(TagTypeLoc TL); 272fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL); 273f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL); 274c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall bool VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL); 275f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL); 276f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitPointerTypeLoc(PointerTypeLoc TL); 277f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL); 278f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL); 279f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL); 280f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL); 28101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool VisitFunctionTypeLoc(FunctionTypeLoc TL, bool SkipResultType = false); 282f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor bool VisitArrayTypeLoc(ArrayTypeLoc TL); 283fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor bool VisitTemplateSpecializationTypeLoc(TemplateSpecializationTypeLoc TL); 2842332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // FIXME: Implement visitors here when the unimplemented TypeLocs get 2852332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor // implemented 2862332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL); 2872332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor bool VisitTypeOfTypeLoc(TypeOfTypeLoc TL); 288f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 289a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // Statement visitors 290a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitStmt(Stmt *S); 291a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor bool VisitDeclStmt(DeclStmt *S); 29236897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor bool VisitGotoStmt(GotoStmt *S); 293f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitIfStmt(IfStmt *S); 294f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor bool VisitSwitchStmt(SwitchStmt *S); 2950f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek bool VisitCaseStmt(CaseStmt *S); 296263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitWhileStmt(WhileStmt *S); 297263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor bool VisitForStmt(ForStmt *S); 298f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 299336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor // Expression visitors 3008947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor bool VisitDeclRefExpr(DeclRefExpr *E); 3016cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor bool VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E); 3021ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitBlockExpr(BlockExpr *B); 30304c450c44d01169de287b64bc256d723007010daTed Kremenek bool VisitBinaryOperator(BinaryOperator *B); 304336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor bool VisitCompoundLiteralExpr(CompoundLiteralExpr *E); 3051ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitExplicitCastExpr(ExplicitCastExpr *E); 306c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor bool VisitObjCMessageExpr(ObjCMessageExpr *E); 30781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor bool VisitObjCEncodeExpr(ObjCEncodeExpr *E); 3088ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor bool VisitOffsetOfExpr(OffsetOfExpr *E); 3091ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek bool VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); 310fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor bool VisitMemberExpr(MemberExpr *E); 31136897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor bool VisitAddrLabelExpr(AddrLabelExpr *E); 312648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitTypesCompatibleExpr(TypesCompatibleExpr *E); 313648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor bool VisitVAArgExpr(VAArgExpr *E); 314fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor bool VisitInitListExpr(InitListExpr *E); 315fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor bool VisitDesignatedInitExpr(DesignatedInitExpr *E); 316948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor bool VisitCXXTypeidExpr(CXXTypeidExpr *E); 3173d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor bool VisitCXXUuidofExpr(CXXUuidofExpr *E); 318da135b14ad5366f27143c9cd9f51ad2320e62758Douglas Gregor bool VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) { return false; } 319ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor bool VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E); 320ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor bool VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E); 3211bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor bool VisitCXXNewExpr(CXXNewExpr *E); 3226f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor bool VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E); 3233d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor bool VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E); 3241f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor bool VisitOverloadExpr(OverloadExpr *E); 325bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor bool VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E); 326ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor bool VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E); 32725d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor bool VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E); 328aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor bool VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E); 329b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor}; 330f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 331b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} // end anonymous namespace 3320d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 333a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C); 334a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 33533e9abd21083a0191a7676a04b497006d2da184dDouglas GregorRangeComparisonResult CursorVisitor::CompareRegionOfInterest(SourceRange R) { 33633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return RangeCompare(TU->getSourceManager(), R, RegionOfInterest); 33733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 33833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 339b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the given cursor and, if requested by the visitor, 340b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// its children. 341b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 34233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param Cursor the cursor to visit. 34333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 34433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// \param CheckRegionOfInterest if true, then the caller already checked that 34533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// this cursor is within the region of interest. 34633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor/// 347b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 348b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 34933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregorbool CursorVisitor::Visit(CXCursor Cursor, bool CheckedRegionOfInterest) { 350b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isInvalid(Cursor.kind)) 351b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 352f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 353b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 354b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 355b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 356b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getPCHLevel() > MaxPCHLevel) 357b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 358b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 359b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->isImplicit()) 360b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 361b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3620d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 36333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // If we have a range of interest, and this cursor doesn't intersect with it, 36433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // we're done. 36533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (RegionOfInterest.isValid() && !CheckedRegionOfInterest) { 366a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange Range = getRawCursorExtent(Cursor); 367f408f32aa9ae3d97bc656267dc5d78fa7d03499bDaniel Dunbar if (Range.isInvalid() || CompareRegionOfInterest(Range)) 36833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return false; 36933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor } 370f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 371b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor switch (Visitor(Cursor, Parent, ClientData)) { 372b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Break: 373b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 3740d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 375b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Continue: 376b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 3772e331b938b38057e333fab0ba841130ea8467794Douglas Gregor 378b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor case CXChildVisit_Recurse: 379b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return VisitChildren(Cursor); 380b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 3810d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 382fd64377225a6a140bddb3f997d52a036486f9360Douglas Gregor return false; 383b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 3840d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 385788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregorstd::pair<PreprocessingRecord::iterator, PreprocessingRecord::iterator> 386788f5a1242c04762f91eaa7565c07b9865846d88Douglas GregorCursorVisitor::getPreprocessedEntities() { 387788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord &PPRec 388788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = *TU->getPreprocessor().getPreprocessingRecord(); 389788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 390788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor bool OnlyLocalDecls 391788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = !TU->isMainFileAST() && TU->getOnlyLocalDecls(); 392788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 393788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // There is no region of interest; we have to walk everything. 394788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (RegionOfInterest.isInvalid()) 395788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 396788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 397788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 398788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Find the file in which the region of interest lands. 399788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor SourceManager &SM = TU->getSourceManager(); 400788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> Begin 401788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getBegin()); 402788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> End 403788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc(RegionOfInterest.getEnd()); 404788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 405788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // The region of interest spans files; we have to walk everything. 406788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (Begin.first != End.first) 407788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(PPRec.begin(OnlyLocalDecls), 408788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PPRec.end(OnlyLocalDecls)); 409788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 410788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ASTUnit::PreprocessedEntitiesByFileMap &ByFileMap 411788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = TU->getPreprocessedEntitiesByFile(); 412788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor if (ByFileMap.empty()) { 413788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor // Build the mapping from files to sets of preprocessed entities. 414788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (PreprocessingRecord::iterator E = PPRec.begin(OnlyLocalDecls), 415788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor EEnd = PPRec.end(OnlyLocalDecls); 416788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor E != EEnd; ++E) { 417788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor std::pair<FileID, unsigned> P 418788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor = SM.getDecomposedInstantiationLoc((*E)->getSourceRange().getBegin()); 419788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[P.first].push_back(*E); 420788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 421788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor } 422788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 423788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor return std::make_pair(ByFileMap[Begin.first].begin(), 424788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor ByFileMap[Begin.first].end()); 425788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor} 426788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 427b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \brief Visit the children of the given cursor. 428b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// 429b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// \returns true if the visitation should be aborted, false if it 430b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor/// should continue. 431f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekbool CursorVisitor::VisitChildren(CXCursor Cursor) { 432a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isReference(Cursor.kind)) { 433a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor // By definition, references have no children. 434a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 435a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 436f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 437f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Set the Parent field to Cursor, then back to its old value once we're 438b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // done. 4390f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 440f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 441b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isDeclaration(Cursor.kind)) { 442b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Decl *D = getCursorDecl(Cursor); 443b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor assert(D && "Invalid declaration cursor"); 444539311e0221df256c70c1c3080c8af847cd29dffTed Kremenek return VisitAttributes(D) || Visit(D); 445b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 446f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 447a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isStatement(Cursor.kind)) 448a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorStmt(Cursor)); 449a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor if (clang_isExpression(Cursor.kind)) 450a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return Visit(getCursorExpr(Cursor)); 451f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 452b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (clang_isTranslationUnit(Cursor.kind)) { 453b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(Cursor); 45433e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (!CXXUnit->isMainFileAST() && CXXUnit->getOnlyLocalDecls() && 45533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor RegionOfInterest.isInvalid()) { 456eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor for (ASTUnit::top_level_iterator TL = CXXUnit->top_level_begin(), 457eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TLEnd = CXXUnit->top_level_end(); 458eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor TL != TLEnd; ++TL) { 459eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor if (Visit(MakeCXCursor(*TL, CXXUnit), true)) 4607b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return true; 4617b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor } 4620396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } else if (VisitDeclContext( 4630396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl())) 4640396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4653178cb674ac8c3b59e1791e14d38d48619a1b621Bob Wilson 4660396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Walk the preprocessing record. 4678de30ffa2b60dbc672c0f3bcdaa07a8efcc3bcf8Daniel Dunbar if (CXXUnit->getPreprocessor().getPreprocessingRecord()) { 4680396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // FIXME: Once we have the ability to deserialize a preprocessing record, 4690396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // do so. 470788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor PreprocessingRecord::iterator E, EEnd; 471788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor for (llvm::tie(E, EEnd) = getPreprocessedEntities(); E != EEnd; ++E) { 4720396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroInstantiation *MI = dyn_cast<MacroInstantiation>(*E)) { 4730396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroInstantiationCursor(MI, CXXUnit))) 4740396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 475788f5a1242c04762f91eaa7565c07b9865846d88Douglas Gregor 4760396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 4770396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 4780396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 4790396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (MacroDefinition *MD = dyn_cast<MacroDefinition>(*E)) { 4800396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (Visit(MakeMacroDefinitionCursor(MD, CXXUnit))) 4810396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return true; 4820396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 4830396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor continue; 4840396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 485ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 486ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (InclusionDirective *ID = dyn_cast<InclusionDirective>(*E)) { 487ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (Visit(MakeInclusionDirectiveCursor(ID, CXXUnit))) 488ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return true; 489ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 490ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor continue; 491ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor } 4920396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 4930396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor } 4947b691f33829e6a302e256e138b3917390c2665bbDouglas Gregor return false; 495b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 496f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 497b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor // Nothing to visit at the moment. 498b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 499dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 500dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5011ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockDecl(BlockDecl *B) { 502fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall if (Visit(B->getSignatureAsWritten()->getTypeLoc())) 503fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 5041ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 505664cffd330611d78fc0286f539589920a37ca328Ted Kremenek if (Stmt *Body = B->getBody()) 506664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return Visit(MakeCXCursor(Body, StmtParent, TU)); 507664cffd330611d78fc0286f539589920a37ca328Ted Kremenek 508664cffd330611d78fc0286f539589920a37ca328Ted Kremenek return false; 5091ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 5101ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 511d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenekllvm::Optional<bool> CursorVisitor::shouldVisitCursor(CXCursor Cursor) { 512d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (RegionOfInterest.isValid()) { 513d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SourceRange Range = getRawCursorExtent(Cursor); 514d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (Range.isInvalid()) 515d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return llvm::Optional<bool>(); 51609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 517d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek switch (CompareRegionOfInterest(Range)) { 518d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek case RangeBefore: 519d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // This declaration comes before the region of interest; skip it. 520d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return llvm::Optional<bool>(); 52123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 522d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek case RangeAfter: 523d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // This declaration comes after the region of interest; we're done. 524d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return false; 525d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 526d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek case RangeOverlap: 527d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // This declaration overlaps the region of interest; visit it. 528d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek break; 529d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 530d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 531d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return true; 532d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek} 533f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 534d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenekbool CursorVisitor::VisitDeclContext(DeclContext *DC) { 535d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek DeclContext::decl_iterator I = DC->decls_begin(), E = DC->decls_end(); 536f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 537d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // FIXME: Eventually remove. This part of a hack to support proper 538d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // iteration over all Decls contained lexically within an ObjC container. 539d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SaveAndRestore<DeclContext::decl_iterator*> DI_saved(DI_current, &I); 540d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SaveAndRestore<DeclContext::decl_iterator> DE_saved(DE_current, E); 541f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 542d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek for ( ; I != E; ++I) { 543d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek Decl *D = *I; 544d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (D->getLexicalDeclContext() != DC) 545d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek continue; 546d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek CXCursor Cursor = MakeCXCursor(D, TU); 547d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek const llvm::Optional<bool> &V = shouldVisitCursor(Cursor); 548d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (!V.hasValue()) 549d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek continue; 550d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (!V.getValue()) 551d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return false; 552d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar if (Visit(Cursor, true)) 553b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 554b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor } 555b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 556dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 557dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 5581ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTranslationUnitDecl(TranslationUnitDecl *D) { 5591ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor llvm_unreachable("Translation units are visited directly by Visit()"); 5601ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5611ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5621ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5631ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTypedefDecl(TypedefDecl *D) { 5641ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (TypeSourceInfo *TSInfo = D->getTypeSourceInfo()) 5651ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(TSInfo->getTypeLoc()); 566f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 5671ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 5681ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5691ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5701ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitTagDecl(TagDecl *D) { 5711ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitDeclContext(D); 5721ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 5731ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 5740ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregorbool CursorVisitor::VisitClassTemplateSpecializationDecl( 5750ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor ClassTemplateSpecializationDecl *D) { 5760ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor bool ShouldVisitBody = false; 5770ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor switch (D->getSpecializationKind()) { 5780ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor case TSK_Undeclared: 5790ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor case TSK_ImplicitInstantiation: 5800ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor // Nothing to visit 5810ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor return false; 5820ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor 5830ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor case TSK_ExplicitInstantiationDeclaration: 5840ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor case TSK_ExplicitInstantiationDefinition: 5850ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor break; 5860ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor 5870ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor case TSK_ExplicitSpecialization: 5880ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor ShouldVisitBody = true; 5890ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor break; 5900ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor } 5910ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor 5920ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor // Visit the template arguments used in the specialization. 5930ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor if (TypeSourceInfo *SpecType = D->getTypeAsWritten()) { 5940ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor TypeLoc TL = SpecType->getTypeLoc(); 5950ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor if (TemplateSpecializationTypeLoc *TSTLoc 5960ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor = dyn_cast<TemplateSpecializationTypeLoc>(&TL)) { 5970ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor for (unsigned I = 0, N = TSTLoc->getNumArgs(); I != N; ++I) 5980ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor if (VisitTemplateArgumentLoc(TSTLoc->getArgLoc(I))) 5990ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor return true; 6000ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor } 6010ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor } 6020ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor 6030ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor if (ShouldVisitBody && VisitCXXRecordDecl(D)) 6040ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor return true; 6050ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor 6060ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor return false; 6070ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor} 6080ab1e9f672a86cf3f094780d99251553a2b69fc7Douglas Gregor 60974dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregorbool CursorVisitor::VisitClassTemplatePartialSpecializationDecl( 61074dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor ClassTemplatePartialSpecializationDecl *D) { 61174dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor // FIXME: Visit the "outer" template parameter lists on the TagDecl 61274dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor // before visiting these template parameters. 61374dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor if (VisitTemplateParameters(D->getTemplateParameters())) 61474dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return true; 61574dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor 61674dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor // Visit the partial specialization arguments. 61774dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor const TemplateArgumentLoc *TemplateArgs = D->getTemplateArgsAsWritten(); 61874dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor for (unsigned I = 0, N = D->getNumTemplateArgsAsWritten(); I != N; ++I) 61974dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor if (VisitTemplateArgumentLoc(TemplateArgs[I])) 62074dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return true; 62174dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor 62274dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return VisitCXXRecordDecl(D); 62374dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor} 62474dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor 625fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D) { 62684b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor // Visit the default argument. 62784b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited()) 62884b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (TypeSourceInfo *DefArg = D->getDefaultArgumentInfo()) 62984b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (Visit(DefArg->getTypeLoc())) 63084b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor return true; 63184b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor 632fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 633fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 634fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 6351ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitEnumConstantDecl(EnumConstantDecl *D) { 6361ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInitExpr()) 6371ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 6381ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 6391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 6401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 6417d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitDeclaratorDecl(DeclaratorDecl *DD) { 6427d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (TypeSourceInfo *TSInfo = DD->getTypeSourceInfo()) 6437d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 6447d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return true; 6457d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 6467d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return false; 6477d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 6487d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 649a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor/// \brief Compare two base or member initializers based on their source order. 650a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregorstatic int CompareCXXBaseOrMemberInitializers(const void* Xp, const void *Yp) { 651a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor CXXBaseOrMemberInitializer const * const *X 652a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor = static_cast<CXXBaseOrMemberInitializer const * const *>(Xp); 653a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor CXXBaseOrMemberInitializer const * const *Y 654a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor = static_cast<CXXBaseOrMemberInitializer const * const *>(Yp); 655a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 656a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if ((*X)->getSourceOrder() < (*Y)->getSourceOrder()) 657a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return -1; 658a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor else if ((*X)->getSourceOrder() > (*Y)->getSourceOrder()) 659a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return 1; 660a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor else 661a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return 0; 662a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor} 663a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 664b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitFunctionDecl(FunctionDecl *ND) { 66501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (TypeSourceInfo *TSInfo = ND->getTypeSourceInfo()) { 66601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Visit the function declaration's syntactic components in the order 66701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // written. This requires a bit of work. 66801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor TypeLoc TL = TSInfo->getTypeLoc(); 66901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor FunctionTypeLoc *FTL = dyn_cast<FunctionTypeLoc>(&TL); 67001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 67101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // If we have a function declared directly (without the use of a typedef), 67201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // visit just the return type. Otherwise, just visit the function's type 67301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // now. 67401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if ((FTL && !isa<CXXConversionDecl>(ND) && Visit(FTL->getResultLoc())) || 67501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor (!FTL && Visit(TL))) 67601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return true; 67701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 678c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // Visit the nested-name-specifier, if present. 679c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (NestedNameSpecifier *Qualifier = ND->getQualifier()) 680c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, ND->getQualifierRange())) 681c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return true; 68201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 68301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Visit the declaration name. 68401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (VisitDeclarationNameInfo(ND->getNameInfo())) 68501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return true; 68601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 68701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // FIXME: Visit explicitly-specified template arguments! 68801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 68901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // Visit the function parameters, if we have a function type. 69001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (FTL && VisitFunctionTypeLoc(*FTL, true)) 69101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return true; 69201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 69301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // FIXME: Attributes? 69401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor } 69501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 696a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (ND->isThisDeclarationADefinition()) { 697a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (CXXConstructorDecl *Constructor = dyn_cast<CXXConstructorDecl>(ND)) { 698a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor // Find the initializers that were written in the source. 699a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor llvm::SmallVector<CXXBaseOrMemberInitializer *, 4> WrittenInits; 700a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor for (CXXConstructorDecl::init_iterator I = Constructor->init_begin(), 701a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor IEnd = Constructor->init_end(); 702a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor I != IEnd; ++I) { 703a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (!(*I)->isWritten()) 704a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor continue; 705a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 706a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor WrittenInits.push_back(*I); 707a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } 708a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 709a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor // Sort the initializers in source order 710a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor llvm::array_pod_sort(WrittenInits.begin(), WrittenInits.end(), 711a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor &CompareCXXBaseOrMemberInitializers); 712a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 713a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor // Visit the initializers in source order 714a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor for (unsigned I = 0, N = WrittenInits.size(); I != N; ++I) { 715a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor CXXBaseOrMemberInitializer *Init = WrittenInits[I]; 716a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (Init->isMemberInitializer()) { 717a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (Visit(MakeCursorMemberRef(Init->getMember(), 718a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor Init->getMemberLocation(), TU))) 719a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return true; 720a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } else if (TypeSourceInfo *BaseInfo = Init->getBaseClassInfo()) { 721a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (Visit(BaseInfo->getTypeLoc())) 722a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return true; 723a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } 724a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 725a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor // Visit the initializer value. 726a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (Expr *Initializer = Init->getInit()) 727a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (Visit(MakeCXCursor(Initializer, ND, TU))) 728a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return true; 729a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } 730a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } 731a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 732a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor if (Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 733a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return true; 734a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } 735f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 736b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return false; 737b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 738dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 7391ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitFieldDecl(FieldDecl *D) { 7401ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 7411ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 742f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7431ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *BitWidth = D->getBitWidth()) 7441ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(BitWidth, StmtParent, TU)); 745f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7461ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 7471ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7481ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 7491ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitVarDecl(VarDecl *D) { 7501ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (VisitDeclaratorDecl(D)) 7511ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 752f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7531ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Expr *Init = D->getInit()) 7541ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return Visit(MakeCXCursor(Init, StmtParent, TU)); 755f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 7561ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 7571ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 7581ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 75984b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregorbool CursorVisitor::VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D) { 76084b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (VisitDeclaratorDecl(D)) 76184b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor return true; 76284b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor 76384b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited()) 76484b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (Expr *DefArg = D->getDefaultArgument()) 76584b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor return Visit(MakeCXCursor(DefArg, StmtParent, TU)); 76684b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor 76784b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor return false; 76884b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor} 76984b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor 770fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitFunctionTemplateDecl(FunctionTemplateDecl *D) { 771fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // FIXME: Visit the "outer" template parameter lists on the FunctionDecl 772fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // before visiting these template parameters. 773fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (VisitTemplateParameters(D->getTemplateParameters())) 774fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return true; 775fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 776fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return VisitFunctionDecl(D->getTemplatedDecl()); 777fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 778fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 77939d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregorbool CursorVisitor::VisitClassTemplateDecl(ClassTemplateDecl *D) { 78039d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor // FIXME: Visit the "outer" template parameter lists on the TagDecl 78139d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor // before visiting these template parameters. 78239d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor if (VisitTemplateParameters(D->getTemplateParameters())) 78339d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor return true; 78439d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor 78539d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor return VisitCXXRecordDecl(D->getTemplatedDecl()); 78639d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor} 78739d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor 78884b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregorbool CursorVisitor::VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D) { 78984b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (VisitTemplateParameters(D->getTemplateParameters())) 79084b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor return true; 79184b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor 79284b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor if (D->hasDefaultArgument() && !D->defaultArgumentWasInherited() && 79384b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor VisitTemplateArgumentLoc(D->getDefaultArgument())) 79484b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor return true; 79584b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor 79684b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor return false; 79784b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor} 79884b51d77e11aaf6ea4607e01187343423ce6c8aeDouglas Gregor 7991ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCMethodDecl(ObjCMethodDecl *ND) { 8004bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (TypeSourceInfo *TSInfo = ND->getResultTypeSourceInfo()) 8014bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor if (Visit(TSInfo->getTypeLoc())) 8024bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor return true; 8034bc1cb6aa635a5bf8fae99bf69c56c724c1e786cDouglas Gregor 804f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek for (ObjCMethodDecl::param_iterator P = ND->param_begin(), 8051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor PEnd = ND->param_end(); 8061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor P != PEnd; ++P) { 8071ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCXCursor(*P, TU))) 8081ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 8091ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor } 810f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 8111ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (ND->isThisDeclarationADefinition() && 8121ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCXCursor(ND->getBody(), StmtParent, TU))) 8131ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 814f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 8151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 8161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 8171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 818d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremeneknamespace { 819d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek struct ContainerDeclsSort { 820d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SourceManager &SM; 821d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek ContainerDeclsSort(SourceManager &sm) : SM(sm) {} 822d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek bool operator()(Decl *A, Decl *B) { 823d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SourceLocation L_A = A->getLocStart(); 824d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SourceLocation L_B = B->getLocStart(); 825d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek assert(L_A.isValid() && L_B.isValid()); 826d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return SM.isBeforeInTranslationUnit(L_A, L_B); 827d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 828d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek }; 829d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek} 830d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek 831a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitObjCContainerDecl(ObjCContainerDecl *D) { 832d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // FIXME: Eventually convert back to just 'VisitDeclContext()'. Essentially 833d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // an @implementation can lexically contain Decls that are not properly 834d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // nested in the AST. When we identify such cases, we need to retrofit 835d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // this nesting here. 836d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (!DI_current) 837d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return VisitDeclContext(D); 838d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek 839d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // Scan the Decls that immediately come after the container 840d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // in the current DeclContext. If any fall within the 841d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // container's lexical region, stash them into a vector 842d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // for later processing. 843d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek llvm::SmallVector<Decl *, 24> DeclsInContainer; 844d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SourceLocation EndLoc = D->getSourceRange().getEnd(); 845d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SourceManager &SM = TU->getSourceManager(); 846d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (EndLoc.isValid()) { 847d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek DeclContext::decl_iterator next = *DI_current; 848d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek while (++next != DE_current) { 849d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek Decl *D_next = *next; 850d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (!D_next) 851d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek break; 852d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek SourceLocation L = D_next->getLocStart(); 853d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (!L.isValid()) 854d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek break; 855d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (SM.isBeforeInTranslationUnit(L, EndLoc)) { 856d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek *DI_current = next; 857d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek DeclsInContainer.push_back(D_next); 858d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek continue; 859d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 860d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek break; 861d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 862d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 863d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek 864d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // The common case. 865d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (DeclsInContainer.empty()) 866d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return VisitDeclContext(D); 867d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek 868d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // Get all the Decls in the DeclContext, and sort them with the 869d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // additional ones we've collected. Then visit them. 870d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek for (DeclContext::decl_iterator I = D->decls_begin(), E = D->decls_end(); 871d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek I!=E; ++I) { 872d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek Decl *subDecl = *I; 8730582c897ec7261b4c6af0fe26dc2a0b6b54d266cTed Kremenek if (!subDecl || subDecl->getLexicalDeclContext() != D || 8740582c897ec7261b4c6af0fe26dc2a0b6b54d266cTed Kremenek subDecl->getLocStart().isInvalid()) 875d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek continue; 876d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek DeclsInContainer.push_back(subDecl); 877d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 878d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek 879d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // Now sort the Decls so that they appear in lexical order. 880d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek std::sort(DeclsInContainer.begin(), DeclsInContainer.end(), 881d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek ContainerDeclsSort(SM)); 882d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek 883d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek // Now visit the decls. 884d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek for (llvm::SmallVectorImpl<Decl*>::iterator I = DeclsInContainer.begin(), 885d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek E = DeclsInContainer.end(); I != E; ++I) { 886d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek CXCursor Cursor = MakeCXCursor(*I, TU); 887d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek const llvm::Optional<bool> &V = shouldVisitCursor(Cursor); 888d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (!V.hasValue()) 889d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek continue; 890d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (!V.getValue()) 891d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return false; 892d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek if (Visit(Cursor, true)) 893d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return true; 894d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek } 895d8c370ca95a3bccc36c4a6b92a4042809ff51ee4Ted Kremenek return false; 896a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 897a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 898b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCCategoryDecl(ObjCCategoryDecl *ND) { 899b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCClassRef(ND->getClassInterface(), ND->getLocation(), 900b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 901b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 902f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 90378db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCCategoryDecl::protocol_loc_iterator PL = ND->protocol_loc_begin(); 90478db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCCategoryDecl::protocol_iterator I = ND->protocol_begin(), 90578db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = ND->protocol_end(); I != E; ++I, ++PL) 906b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 907b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 908f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 909a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(ND); 910dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 911dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 9121ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) { 9131ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCProtocolDecl::protocol_loc_iterator PL = PID->protocol_loc_begin(); 9141ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCProtocolDecl::protocol_iterator I = PID->protocol_begin(), 9151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = PID->protocol_end(); I != E; ++I, ++PL) 9161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 9171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 918f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 9191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(PID); 9201ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 9211ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 92223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenekbool CursorVisitor::VisitObjCPropertyDecl(ObjCPropertyDecl *PD) { 92383cb94269015bf2770ade71e616c5322ea7e76e1Douglas Gregor if (PD->getTypeSourceInfo() && Visit(PD->getTypeSourceInfo()->getTypeLoc())) 924fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall return true; 925fc929208193eff37e1d3a28b1ea3bd1c9a7913e0John McCall 92623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // FIXME: This implements a workaround with @property declarations also being 92723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // installed in the DeclContext for the @interface. Eventually this code 92823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // should be removed. 92923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCCategoryDecl *CDecl = dyn_cast<ObjCCategoryDecl>(PD->getDeclContext()); 93023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!CDecl || !CDecl->IsClassExtension()) 93123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 93223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 93323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCInterfaceDecl *ID = CDecl->getClassInterface(); 93423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!ID) 93523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 93623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 93723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek IdentifierInfo *PropertyId = PD->getIdentifier(); 93823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl *prevDecl = 93923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek ObjCPropertyDecl::findPropertyDecl(cast<DeclContext>(ID), PropertyId); 94023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 94123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (!prevDecl) 94223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 94323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 94423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Visit synthesized methods since they will be skipped when visiting 94523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // the @interface. 94623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getGetterMethodDecl()) 947a054fb46b1fb596d1719b89d2d9a5be3c32a4b0dTed Kremenek if (MD->isSynthesized() && MD->getLexicalDeclContext() == CDecl) 94823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 94923173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 95023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 95123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (ObjCMethodDecl *MD = prevDecl->getSetterMethodDecl()) 952a054fb46b1fb596d1719b89d2d9a5be3c32a4b0dTed Kremenek if (MD->isSynthesized() && MD->getLexicalDeclContext() == CDecl) 95323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (Visit(MakeCXCursor(MD, TU))) 95423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return true; 95523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 95623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return false; 95723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek} 95823173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek 959b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregorbool CursorVisitor::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { 960dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek // Issue callbacks for super class. 961b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor if (D->getSuperClass() && 962b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 963f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 964b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor TU))) 965b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 966f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 96778db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCInterfaceDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 96878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator I = D->protocol_begin(), 96978db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor E = D->protocol_end(); I != E; ++I, ++PL) 970b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 971b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 972f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 973a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return VisitObjCContainerDecl(D); 974dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 975dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 9761ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplDecl(ObjCImplDecl *D) { 9771ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCContainerDecl(D); 9781ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 9791ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 9801ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { 981ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek // 'ID' could be null when dealing with invalid code. 982ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (ObjCInterfaceDecl *ID = D->getClassInterface()) 983ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek if (Visit(MakeCursorObjCClassRef(ID, D->getLocation(), TU))) 984ebfa339321f8a4df9d5011e591a615d5765107d5Ted Kremenek return true; 985f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 9861ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 9871ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor} 9881ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor 9891ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { 9901ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#if 0 9911ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // Issue callbacks for super class. 9921ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor // FIXME: No source location information! 9931ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (D->getSuperClass() && 9941ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor Visit(MakeCursorObjCSuperClassRef(D->getSuperClass(), 995f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek D->getSuperClassLoc(), 9961ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor TU))) 997a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 9981ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor#endif 999f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 10001ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return VisitObjCImplDecl(D); 1001dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 1002dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 10031ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { 10041ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor ObjCForwardProtocolDecl::protocol_loc_iterator PL = D->protocol_loc_begin(); 10051ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(), 10061ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor E = D->protocol_end(); 10071ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor I != E; ++I, ++PL) 1008b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (Visit(MakeCursorObjCProtocolRef(*I, *PL, TU))) 1009b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return true; 1010f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1011f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return false; 1012dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 1013dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek 10141ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregorbool CursorVisitor::VisitObjCClassDecl(ObjCClassDecl *D) { 10151ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor for (ObjCClassDecl::iterator C = D->begin(), CEnd = D->end(); C != CEnd; ++C) 10161ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor if (Visit(MakeCursorObjCClassRef(C->getInterface(), C->getLocation(), TU))) 10171ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return true; 1018f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 10191ef2fc1888d8d14e97ebe561ccbd421282de3ce2Douglas Gregor return false; 1020dd6bcc5f79666b9298d91a0a6ee7a0b537bde601Ted Kremenek} 10215e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramer 10228f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenekbool CursorVisitor::VisitNamespaceDecl(NamespaceDecl *D) { 10238f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return VisitDeclContext(D); 10248f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek} 10258f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek 10266931900f43cea558c6974075256c07728dbfecc6Douglas Gregorbool CursorVisitor::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) { 1027c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // Visit nested-name-specifier. 1028c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (NestedNameSpecifier *Qualifier = D->getQualifier()) 1029c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, D->getQualifierRange())) 1030c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return true; 10316931900f43cea558c6974075256c07728dbfecc6Douglas Gregor 10326931900f43cea558c6974075256c07728dbfecc6Douglas Gregor return Visit(MakeCursorNamespaceRef(D->getAliasedNamespace(), 10336931900f43cea558c6974075256c07728dbfecc6Douglas Gregor D->getTargetNameLoc(), TU)); 10346931900f43cea558c6974075256c07728dbfecc6Douglas Gregor} 10356931900f43cea558c6974075256c07728dbfecc6Douglas Gregor 10367e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregorbool CursorVisitor::VisitUsingDecl(UsingDecl *D) { 1037c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // Visit nested-name-specifier. 1038c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (NestedNameSpecifier *Qualifier = D->getTargetNestedNameDecl()) 1039c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, D->getNestedNameRange())) 1040c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return true; 10417e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor 10421f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (Visit(MakeCursorOverloadedDeclRef(D, D->getLocation(), TU))) 10431f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return true; 10441f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 10457e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor return VisitDeclarationNameInfo(D->getNameInfo()); 10467e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor} 10477e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor 10480a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregorbool CursorVisitor::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) { 1049c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // Visit nested-name-specifier. 1050c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (NestedNameSpecifier *Qualifier = D->getQualifier()) 1051c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, D->getQualifierRange())) 1052c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return true; 10530a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor 10540a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor return Visit(MakeCursorNamespaceRef(D->getNominatedNamespaceAsWritten(), 10550a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor D->getIdentLocation(), TU)); 10560a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor} 10570a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor 10587e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregorbool CursorVisitor::VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D) { 1059c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // Visit nested-name-specifier. 1060c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (NestedNameSpecifier *Qualifier = D->getTargetNestedNameSpecifier()) 1061c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, D->getTargetNestedNameRange())) 1062c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return true; 1063c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 10647e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor return VisitDeclarationNameInfo(D->getNameInfo()); 10657e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor} 10667e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor 10677e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypenameDecl( 10687e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor UnresolvedUsingTypenameDecl *D) { 1069c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // Visit nested-name-specifier. 1070c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (NestedNameSpecifier *Qualifier = D->getTargetNestedNameSpecifier()) 1071c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, D->getTargetNestedNameRange())) 1072c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return true; 1073c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 10747e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor return false; 10757e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor} 10767e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor 107701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregorbool CursorVisitor::VisitDeclarationNameInfo(DeclarationNameInfo Name) { 107801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor switch (Name.getName().getNameKind()) { 107901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::Identifier: 108001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXLiteralOperatorName: 108101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXOperatorName: 108201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXUsingDirective: 108301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 108401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 108501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXConstructorName: 108601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXDestructorName: 108701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::CXXConversionFunctionName: 108801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (TypeSourceInfo *TSInfo = Name.getNamedTypeInfo()) 108901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return Visit(TSInfo->getTypeLoc()); 109001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 109101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 109201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::ObjCZeroArgSelector: 109301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::ObjCOneArgSelector: 109401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case clang::DeclarationName::ObjCMultiArgSelector: 109501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor // FIXME: Per-identifier location info? 109601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 109701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor } 109801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 109901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return false; 110001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor} 110101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 1102c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregorbool CursorVisitor::VisitNestedNameSpecifier(NestedNameSpecifier *NNS, 1103c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor SourceRange Range) { 1104c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // FIXME: This whole routine is a hack to work around the lack of proper 1105c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // source information in nested-name-specifiers (PR5791). Since we do have 1106c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // a beginning source location, we can visit the first component of the 1107c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // nested-name-specifier, if it's a single-token component. 1108c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (!NNS) 1109c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return false; 1110c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 1111c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // Get the first component in the nested-name-specifier. 1112c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor while (NestedNameSpecifier *Prefix = NNS->getPrefix()) 1113c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor NNS = Prefix; 1114c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 1115c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor switch (NNS->getKind()) { 1116c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor case NestedNameSpecifier::Namespace: 1117c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // FIXME: The token at this source location might actually have been a 1118c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // namespace alias, but we don't model that. Lame! 1119c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return Visit(MakeCursorNamespaceRef(NNS->getAsNamespace(), Range.getBegin(), 1120c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor TU)); 1121c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 1122c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor case NestedNameSpecifier::TypeSpec: { 1123c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // If the type has a form where we know that the beginning of the source 1124c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // range matches up with a reference cursor. Visit the appropriate reference 1125c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor // cursor. 1126c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor Type *T = NNS->getAsType(); 1127c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (const TypedefType *Typedef = dyn_cast<TypedefType>(T)) 1128c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return Visit(MakeCursorTypeRef(Typedef->getDecl(), Range.getBegin(), TU)); 1129c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (const TagType *Tag = dyn_cast<TagType>(T)) 1130c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return Visit(MakeCursorTypeRef(Tag->getDecl(), Range.getBegin(), TU)); 1131c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor if (const TemplateSpecializationType *TST 1132c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor = dyn_cast<TemplateSpecializationType>(T)) 1133c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return VisitTemplateName(TST->getTemplateName(), Range.getBegin()); 1134c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor break; 1135c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor } 1136c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 1137c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor case NestedNameSpecifier::TypeSpecWithTemplate: 1138c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor case NestedNameSpecifier::Global: 1139c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor case NestedNameSpecifier::Identifier: 1140c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor break; 1141c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor } 1142c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 1143c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor return false; 1144c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor} 1145c5ade2e3644a5822df63e442788d68c591ccdc97Douglas Gregor 1146fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateParameters( 1147fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor const TemplateParameterList *Params) { 1148fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (!Params) 1149fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1150fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1151fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor for (TemplateParameterList::const_iterator P = Params->begin(), 1152fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor PEnd = Params->end(); 1153fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor P != PEnd; ++P) { 1154fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (Visit(MakeCXCursor(*P, TU))) 1155fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return true; 1156fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor } 1157fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1158fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1159fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 1160fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 11610b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregorbool CursorVisitor::VisitTemplateName(TemplateName Name, SourceLocation Loc) { 11620b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor switch (Name.getKind()) { 11630b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::Template: 11640b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return Visit(MakeCursorTemplateRef(Name.getAsTemplateDecl(), Loc, TU)); 11650b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 11660b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::OverloadedTemplate: 11671f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor // Visit the overloaded template set. 11681f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (Visit(MakeCursorOverloadedDeclRef(Name, Loc, TU))) 11691f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return true; 11701f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 11710b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return false; 11720b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 11730b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::DependentTemplate: 11740b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // FIXME: Visit nested-name-specifier. 11750b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return false; 11760b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 11770b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case TemplateName::QualifiedTemplate: 11780b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // FIXME: Visit nested-name-specifier. 11790b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return Visit(MakeCursorTemplateRef( 11800b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor Name.getAsQualifiedTemplateName()->getDecl(), 11810b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor Loc, TU)); 11820b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor } 11830b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 11840b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return false; 11850b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor} 11860b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 1187fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateArgumentLoc(const TemplateArgumentLoc &TAL) { 1188fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor switch (TAL.getArgument().getKind()) { 1189fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Null: 1190fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Integral: 1191fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1192fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1193fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Pack: 1194fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // FIXME: Implement when variadic templates come along. 1195fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1196fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1197fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Type: 1198fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (TypeSourceInfo *TSInfo = TAL.getTypeSourceInfo()) 1199fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return Visit(TSInfo->getTypeLoc()); 1200fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1201fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1202fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Declaration: 1203fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (Expr *E = TAL.getSourceDeclExpression()) 1204fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return Visit(MakeCXCursor(E, StmtParent, TU)); 1205fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1206fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1207fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Expression: 1208fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (Expr *E = TAL.getSourceExpression()) 1209fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return Visit(MakeCXCursor(E, StmtParent, TU)); 1210fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1211fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1212fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case TemplateArgument::Template: 12130b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return VisitTemplateName(TAL.getArgument().getAsTemplate(), 12140b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor TAL.getTemplateNameLoc()); 1215fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor } 1216fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1217fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1218fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 1219fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1220a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenekbool CursorVisitor::VisitLinkageSpecDecl(LinkageSpecDecl *D) { 1221a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return VisitDeclContext(D); 1222a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek} 1223a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek 122401829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregorbool CursorVisitor::VisitQualifiedTypeLoc(QualifiedTypeLoc TL) { 122501829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return Visit(TL.getUnqualifiedLoc()); 122601829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor} 122701829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor 1228f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBuiltinTypeLoc(BuiltinTypeLoc TL) { 1229f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor ASTContext &Context = TU->getASTContext(); 1230f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1231f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // Some builtin types (such as Objective-C's "id", "sel", and 1232f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor // "Class") have associated declarations. Create cursors for those. 1233f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor QualType VisitType; 1234f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor switch (TL.getType()->getAs<BuiltinType>()->getKind()) { 12356b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Void: 1236f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Bool: 12376b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Char_U: 12386b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UChar: 1239f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char16: 1240f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char32: 12416b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UShort: 12426b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt: 12436b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULong: 12446b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ULongLong: 12456b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UInt128: 1246f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Char_S: 12476b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::SChar: 12486b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::WChar: 12496b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Short: 1250f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Int: 1251f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Long: 1252c4174cc4b9b657abb77d0825de473ea29cf48297Ted Kremenek case BuiltinType::LongLong: 12536b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Int128: 12546b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Float: 12556b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Double: 12566b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::LongDouble: 1257f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::NullPtr: 1258f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::Overload: 12596b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::Dependent: 1260f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 12616b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 12626b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::UndeducedAuto: // FIXME: Deserves a cursor? 1263f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 12646b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 1265f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCId: 1266f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCIdType(); 1267f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 12686b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 12696b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek case BuiltinType::ObjCClass: 12706b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek VisitType = Context.getObjCClassType(); 12716b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek break; 12726b3b514e312b4caa403bbffe5673aa31cfbad051Ted Kremenek 1273f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor case BuiltinType::ObjCSel: 1274f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor VisitType = Context.getObjCSelType(); 1275f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor break; 1276f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 1277f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1278f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (!VisitType.isNull()) { 1279f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (const TypedefType *Typedef = VisitType->getAs<TypedefType>()) 1280f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(MakeCursorTypeRef(Typedef->getDecl(), TL.getBuiltinLoc(), 1281f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU)); 1282f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 1283f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1284f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1285f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1286f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 12877d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregorbool CursorVisitor::VisitTypedefTypeLoc(TypedefTypeLoc TL) { 12887d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return Visit(MakeCursorTypeRef(TL.getTypedefDecl(), TL.getNameLoc(), TU)); 12897d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor} 12907d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 1291f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitUnresolvedUsingTypeLoc(UnresolvedUsingTypeLoc TL) { 1292f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 1293f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1294f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1295f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitTagTypeLoc(TagTypeLoc TL) { 1296f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCursorTypeRef(TL.getDecl(), TL.getNameLoc(), TU)); 1297f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1298f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1299fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateTypeParmTypeLoc(TemplateTypeParmTypeLoc TL) { 13001f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor // FIXME: We can't visit the template type parameter, because there's 1301fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // no context information with which we can match up the depth/index in the 1302fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // type to the appropriate 1303fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1304fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 1305fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1306f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCInterfaceTypeLoc(ObjCInterfaceTypeLoc TL) { 1307f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCClassRef(TL.getIFaceDecl(), TL.getNameLoc(), TU))) 1308f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1309f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1310c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return false; 1311c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall} 1312c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1313c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCallbool CursorVisitor::VisitObjCObjectTypeLoc(ObjCObjectTypeLoc TL) { 1314c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall if (TL.hasBaseTypeAsWritten() && Visit(TL.getBaseLoc())) 1315c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return true; 1316c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall 1317f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumProtocols(); I != N; ++I) { 1318f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(MakeCursorObjCProtocolRef(TL.getProtocol(I), TL.getProtocolLoc(I), 1319f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor TU))) 1320f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1321f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor } 1322f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1323f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1324f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1325f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1326f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitObjCObjectPointerTypeLoc(ObjCObjectPointerTypeLoc TL) { 1327c12c5bba6ceb6acd4e51e7a0fc03257da9cfd44eJohn McCall return Visit(TL.getPointeeLoc()); 1328f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1329f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1330f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitPointerTypeLoc(PointerTypeLoc TL) { 1331f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 1332f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1333f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1334f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitBlockPointerTypeLoc(BlockPointerTypeLoc TL) { 1335f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 1336f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1337f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1338f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitMemberPointerTypeLoc(MemberPointerTypeLoc TL) { 1339f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(TL.getPointeeLoc()); 1340f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1341f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1342f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitLValueReferenceTypeLoc(LValueReferenceTypeLoc TL) { 1343f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 1344f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1345f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1346f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitRValueReferenceTypeLoc(RValueReferenceTypeLoc TL) { 1347f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return Visit(TL.getPointeeLoc()); 1348f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1349f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 135001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregorbool CursorVisitor::VisitFunctionTypeLoc(FunctionTypeLoc TL, 135101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor bool SkipResultType) { 135201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor if (!SkipResultType && Visit(TL.getResultLoc())) 1353f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1354f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1355f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 13565dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Decl *D = TL.getArg(I)) 13575dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek if (Visit(MakeCXCursor(D, TU))) 13585dbacb4179c759eef36bcaa6466b91518e3b98a9Ted Kremenek return true; 1359f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1360f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1361f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1362f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1363f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregorbool CursorVisitor::VisitArrayTypeLoc(ArrayTypeLoc TL) { 1364f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Visit(TL.getElementLoc())) 1365f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return true; 1366f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1367f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor if (Expr *Size = TL.getSizeExpr()) 1368f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return Visit(MakeCXCursor(Size, StmtParent, TU)); 1369f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1370f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor return false; 1371f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor} 1372f20dfbcdaaf96757ea67c94376bdca0bd64db02cDouglas Gregor 1373fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregorbool CursorVisitor::VisitTemplateSpecializationTypeLoc( 1374fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor TemplateSpecializationTypeLoc TL) { 13750b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor // Visit the template name. 13760b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor if (VisitTemplateName(TL.getTypePtr()->getTemplateName(), 13770b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor TL.getTemplateNameLoc())) 13780b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return true; 1379fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1380fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor // Visit the template arguments. 1381fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor for (unsigned I = 0, N = TL.getNumArgs(); I != N; ++I) 1382fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor if (VisitTemplateArgumentLoc(TL.getArgLoc(I))) 1383fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return true; 1384fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 1385fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return false; 1386fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor} 1387fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor 13882332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfExprTypeLoc(TypeOfExprTypeLoc TL) { 13892332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(MakeCXCursor(TL.getUnderlyingExpr(), StmtParent, TU)); 13902332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 13912332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 13922332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregorbool CursorVisitor::VisitTypeOfTypeLoc(TypeOfTypeLoc TL) { 13932332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor if (TypeSourceInfo *TSInfo = TL.getUnderlyingTInfo()) 13942332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return Visit(TSInfo->getTypeLoc()); 13952332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 13962332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor return false; 13972332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor} 13982332c117b1ab498322eb99c238630f28c32c7b14Douglas Gregor 1399a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitStmt(Stmt *S) { 1400a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (Stmt::child_iterator Child = S->child_begin(), ChildEnd = S->child_end(); 1401a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor Child != ChildEnd; ++Child) { 14020f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *C = *Child) 14030f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(C, StmtParent, TU))) 14040f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 1405a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 1406f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1407a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 1408a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 1409a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 14100f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenekbool CursorVisitor::VisitCaseStmt(CaseStmt *S) { 14110f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle CaseStmts because they can be nested, e.g.: 14120f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 14130f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 1: 14140f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // case 2: 14150f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // 14160f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // In this case the second CaseStmt is the child of the first. Walking 14170f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // these recursively can blow out the stack. 14180f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CXCursor Cursor = MakeCXCursor(S, StmtParent, TU); 14190f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek while (true) { 14200f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Set the Parent field to Cursor, then back to its old value once we're 14210f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // done. 14220f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SetParentRAII SetParent(Parent, StmtParent, Cursor); 14230f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 14240f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *LHS = S->getLHS()) 14250f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(LHS, StmtParent, TU))) 14260f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 14270f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *RHS = S->getRHS()) 14280f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Visit(MakeCXCursor(RHS, StmtParent, TU))) 14290f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return true; 14300f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Stmt *SubStmt = S->getSubStmt()) { 14310f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (!isa<CaseStmt>(SubStmt)) 14320f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return Visit(MakeCXCursor(SubStmt, StmtParent, TU)); 14330f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 14340f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Specially handle 'CaseStmt' so that we don't blow out the stack. 14350f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek CaseStmt *CS = cast<CaseStmt>(SubStmt); 14360f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek Cursor = MakeCXCursor(CS, StmtParent, TU); 14370f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (RegionOfInterest.isValid()) { 14380f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek SourceRange Range = CS->getSourceRange(); 14390f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) 14400f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 14410f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 14420f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 14430f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 14440f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Break: return true; 14450f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Continue: return false; 14460f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek case CXChildVisit_Recurse: 14470f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek // Perform tail-recursion manually. 14480f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek S = CS; 14490f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek continue; 14500f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 14510f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 14520f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek return false; 14530f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek } 14540f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek} 14550f91f6a2eacf29fb69b1b0c3131eb0385aad5777Ted Kremenek 1456a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregorbool CursorVisitor::VisitDeclStmt(DeclStmt *S) { 1457007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek bool isFirst = true; 1458a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor for (DeclStmt::decl_iterator D = S->decl_begin(), DEnd = S->decl_end(); 1459a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor D != DEnd; ++D) { 1460007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek if (*D && Visit(MakeCXCursor(*D, TU, isFirst))) 1461a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return true; 1462007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek isFirst = false; 1463a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor } 1464f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1465a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor return false; 1466a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor} 1467a59e390ed6d722f0eaaa9f7eb106eaaf470df3f1Douglas Gregor 146836897b05ca2886e287f01802614bc10cbadcec22Douglas Gregorbool CursorVisitor::VisitGotoStmt(GotoStmt *S) { 146936897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return Visit(MakeCursorLabelRef(S->getLabel(), S->getLabelLoc(), TU)); 147036897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor} 147136897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 1472f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitIfStmt(IfStmt *S) { 1473f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1474f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1475f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1476f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1477f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1478263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1479263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1480f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getThen() && Visit(MakeCXCursor(S->getThen(), StmtParent, TU))) 1481f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1482f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getElse() && Visit(MakeCXCursor(S->getElse(), StmtParent, TU))) 1483f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1484f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1485f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1486f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1487f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1488f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregorbool CursorVisitor::VisitSwitchStmt(SwitchStmt *S) { 1489f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1490f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1491f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1492f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1493f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1494263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1495f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1496263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1497263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1498f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1499263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1500263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1501f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 1502263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitWhileStmt(WhileStmt *S) { 1503263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1504263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1505263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1506f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1507f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1508263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1509263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1510263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1511263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1512263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1513263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return false; 1514263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor} 1515263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor 1516263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregorbool CursorVisitor::VisitForStmt(ForStmt *S) { 1517263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInit() && Visit(MakeCXCursor(S->getInit(), StmtParent, TU))) 1518263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1519263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (VarDecl *Var = S->getConditionVariable()) { 1520263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (Visit(MakeCXCursor(Var, TU))) 1521263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1522f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek } 1523f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1524263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getCond() && Visit(MakeCXCursor(S->getCond(), StmtParent, TU))) 1525263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1526263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor if (S->getInc() && Visit(MakeCXCursor(S->getInc(), StmtParent, TU))) 1527263b47b6272bfd3ea1c0e61b7ac404e7b2e0f759Douglas Gregor return true; 1528f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor if (S->getBody() && Visit(MakeCXCursor(S->getBody(), StmtParent, TU))) 1529f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return true; 1530f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1531f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor return false; 1532f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor} 1533f5bab418aeba427a2f6b8f3e9ce77cbc4a7afa95Douglas Gregor 153404c450c44d01169de287b64bc256d723007010daTed Kremenekbool CursorVisitor::VisitBinaryOperator(BinaryOperator *B) { 153504c450c44d01169de287b64bc256d723007010daTed Kremenek // We can blow the stack in some cases where we have deeply nested BinaryOperators, 153604c450c44d01169de287b64bc256d723007010daTed Kremenek // often involving logical expressions, e.g.: '(x || y) || (y || z) || ... 153704c450c44d01169de287b64bc256d723007010daTed Kremenek // To handle this, we visitation of BinaryOperators is data recursive instead of 153804c450c44d01169de287b64bc256d723007010daTed Kremenek // directly recursive. This makes the algorithm more complicated, but handles 153904c450c44d01169de287b64bc256d723007010daTed Kremenek // arbitrary depths. We should consider making the entire CursorVisitor data 154004c450c44d01169de287b64bc256d723007010daTed Kremenek // recursive. 154104c450c44d01169de287b64bc256d723007010daTed Kremenek typedef std::pair</* Current expression = */ Expr*, /* Parent = */ CXCursor> 154204c450c44d01169de287b64bc256d723007010daTed Kremenek WorkListItem; 154304c450c44d01169de287b64bc256d723007010daTed Kremenek typedef llvm::SmallVector<WorkListItem, 5> WorkList; 154404c450c44d01169de287b64bc256d723007010daTed Kremenek 154504c450c44d01169de287b64bc256d723007010daTed Kremenek CXCursor Cursor = MakeCXCursor(B, StmtParent, TU); 154604c450c44d01169de287b64bc256d723007010daTed Kremenek WorkList WL; 154704c450c44d01169de287b64bc256d723007010daTed Kremenek WL.push_back(std::make_pair(B->getRHS(), Cursor)); 154804c450c44d01169de287b64bc256d723007010daTed Kremenek WL.push_back(std::make_pair(B->getLHS(), Cursor)); 154904c450c44d01169de287b64bc256d723007010daTed Kremenek 155004c450c44d01169de287b64bc256d723007010daTed Kremenek while (!WL.empty()) { 155104c450c44d01169de287b64bc256d723007010daTed Kremenek // Dequeue the worklist item. 155204c450c44d01169de287b64bc256d723007010daTed Kremenek WorkListItem LI = WL.back(); WL.pop_back(); Expr *Ex = LI.first; 155304c450c44d01169de287b64bc256d723007010daTed Kremenek 155404c450c44d01169de287b64bc256d723007010daTed Kremenek // Set the Parent field, then back to its old value once we're done. 155504c450c44d01169de287b64bc256d723007010daTed Kremenek SetParentRAII SetParent(Parent, StmtParent, LI.second); 155604c450c44d01169de287b64bc256d723007010daTed Kremenek 155704c450c44d01169de287b64bc256d723007010daTed Kremenek // Update the current cursor. 155804c450c44d01169de287b64bc256d723007010daTed Kremenek Cursor = MakeCXCursor(Ex, StmtParent, TU); 155904c450c44d01169de287b64bc256d723007010daTed Kremenek 156004c450c44d01169de287b64bc256d723007010daTed Kremenek // For non-BinaryOperators, perform the default visitation. 156104c450c44d01169de287b64bc256d723007010daTed Kremenek if (!isa<BinaryOperator>(Ex)) { 156204c450c44d01169de287b64bc256d723007010daTed Kremenek if (Visit(Cursor)) { 156304c450c44d01169de287b64bc256d723007010daTed Kremenek // Skip all other items in the worklist that also have 156404c450c44d01169de287b64bc256d723007010daTed Kremenek // the same parent. 156504c450c44d01169de287b64bc256d723007010daTed Kremenek while (!WL.empty()) { 156604c450c44d01169de287b64bc256d723007010daTed Kremenek const WorkListItem &LIb = WL.back(); 156704c450c44d01169de287b64bc256d723007010daTed Kremenek if (LIb.second == LI.second) 156804c450c44d01169de287b64bc256d723007010daTed Kremenek WL.pop_back(); 156904c450c44d01169de287b64bc256d723007010daTed Kremenek else 157004c450c44d01169de287b64bc256d723007010daTed Kremenek break; 157104c450c44d01169de287b64bc256d723007010daTed Kremenek } 157204c450c44d01169de287b64bc256d723007010daTed Kremenek // If the worklist is now empty, we should immediately return 157304c450c44d01169de287b64bc256d723007010daTed Kremenek // to the caller, since this is the base case. 157404c450c44d01169de287b64bc256d723007010daTed Kremenek if (WL.empty()) 157504c450c44d01169de287b64bc256d723007010daTed Kremenek return true; 157604c450c44d01169de287b64bc256d723007010daTed Kremenek } 157704c450c44d01169de287b64bc256d723007010daTed Kremenek continue; 157804c450c44d01169de287b64bc256d723007010daTed Kremenek } 157904c450c44d01169de287b64bc256d723007010daTed Kremenek // For BinaryOperators, perform a custom visitation where we add the 158004c450c44d01169de287b64bc256d723007010daTed Kremenek // children to a worklist. 158104c450c44d01169de287b64bc256d723007010daTed Kremenek if (RegionOfInterest.isValid()) { 158204c450c44d01169de287b64bc256d723007010daTed Kremenek SourceRange Range = getRawCursorExtent(Cursor); 158304c450c44d01169de287b64bc256d723007010daTed Kremenek if (Range.isInvalid() || CompareRegionOfInterest(Range)) { 158404c450c44d01169de287b64bc256d723007010daTed Kremenek // Proceed to the next item on the worklist. 158504c450c44d01169de287b64bc256d723007010daTed Kremenek continue; 158604c450c44d01169de287b64bc256d723007010daTed Kremenek } 158704c450c44d01169de287b64bc256d723007010daTed Kremenek } 158804c450c44d01169de287b64bc256d723007010daTed Kremenek switch (Visitor(Cursor, Parent, ClientData)) { 158904c450c44d01169de287b64bc256d723007010daTed Kremenek case CXChildVisit_Break: { 159004c450c44d01169de287b64bc256d723007010daTed Kremenek // Skip all other items in the worklist that also have 159104c450c44d01169de287b64bc256d723007010daTed Kremenek // the same parent. 159204c450c44d01169de287b64bc256d723007010daTed Kremenek while (!WL.empty()) { 159304c450c44d01169de287b64bc256d723007010daTed Kremenek const WorkListItem &LIb = WL.back(); 159404c450c44d01169de287b64bc256d723007010daTed Kremenek if (LIb.second == LI.second) 159504c450c44d01169de287b64bc256d723007010daTed Kremenek WL.pop_back(); 159604c450c44d01169de287b64bc256d723007010daTed Kremenek else 159704c450c44d01169de287b64bc256d723007010daTed Kremenek break; 159804c450c44d01169de287b64bc256d723007010daTed Kremenek } 159904c450c44d01169de287b64bc256d723007010daTed Kremenek // If the worklist is now empty, we should immediately return 160004c450c44d01169de287b64bc256d723007010daTed Kremenek // to the caller, since this is the base case. 160104c450c44d01169de287b64bc256d723007010daTed Kremenek if (WL.empty()) 160204c450c44d01169de287b64bc256d723007010daTed Kremenek return true; 160304c450c44d01169de287b64bc256d723007010daTed Kremenek break; 160404c450c44d01169de287b64bc256d723007010daTed Kremenek } 160504c450c44d01169de287b64bc256d723007010daTed Kremenek case CXChildVisit_Continue: 160604c450c44d01169de287b64bc256d723007010daTed Kremenek break; 160704c450c44d01169de287b64bc256d723007010daTed Kremenek case CXChildVisit_Recurse: { 160804c450c44d01169de287b64bc256d723007010daTed Kremenek BinaryOperator *B = cast<BinaryOperator>(Ex); 160904c450c44d01169de287b64bc256d723007010daTed Kremenek // FIXME: Note that we ignore parentheses, since these are often 161004c450c44d01169de287b64bc256d723007010daTed Kremenek // unimportant during cursor visitation. If we care about these, we 161104c450c44d01169de287b64bc256d723007010daTed Kremenek // can unroll the visitation one more level. Alternatively, we 161204c450c44d01169de287b64bc256d723007010daTed Kremenek // can convert the entire visitor to be data recursive, eliminating 161304c450c44d01169de287b64bc256d723007010daTed Kremenek // all edge cases. 161404c450c44d01169de287b64bc256d723007010daTed Kremenek WL.push_back(std::make_pair(B->getRHS()->IgnoreParens(), Cursor)); 161504c450c44d01169de287b64bc256d723007010daTed Kremenek WL.push_back(std::make_pair(B->getLHS()->IgnoreParens(), Cursor)); 161604c450c44d01169de287b64bc256d723007010daTed Kremenek break; 161704c450c44d01169de287b64bc256d723007010daTed Kremenek } 161804c450c44d01169de287b64bc256d723007010daTed Kremenek } 161904c450c44d01169de287b64bc256d723007010daTed Kremenek } 162004c450c44d01169de287b64bc256d723007010daTed Kremenek return false; 162104c450c44d01169de287b64bc256d723007010daTed Kremenek} 162204c450c44d01169de287b64bc256d723007010daTed Kremenek 16238947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregorbool CursorVisitor::VisitDeclRefExpr(DeclRefExpr *E) { 16248947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor // Visit nested-name-specifier, if present. 16258947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor if (NestedNameSpecifier *Qualifier = E->getQualifier()) 16268947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) 16278947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor return true; 16288947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor 16298947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor // Visit declaration name. 16308947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor if (VisitDeclarationNameInfo(E->getNameInfo())) 16318947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor return true; 16328947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor 16338947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor // Visit explicitly-specified template arguments. 16348947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor if (E->hasExplicitTemplateArgs()) { 16358947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor ExplicitTemplateArgumentList &Args = E->getExplicitTemplateArgs(); 16368947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor for (TemplateArgumentLoc *Arg = Args.getTemplateArgs(), 16378947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor *ArgEnd = Arg + Args.NumTemplateArgs; 16388947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor Arg != ArgEnd; ++Arg) 16398947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor if (VisitTemplateArgumentLoc(*Arg)) 16408947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor return true; 16418947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor } 16428947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor 16438947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor return false; 16448947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor} 16458947a7501ee34577a020591d32f701e4b0656cb7Douglas Gregor 16466cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregorbool CursorVisitor::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) { 16476cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(0), StmtParent, TU))) 16486cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 16496cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 16506cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getCallee(), StmtParent, TU))) 16516cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 16526cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 16536cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor for (unsigned I = 1, N = E->getNumArgs(); I != N; ++I) 16546cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor if (Visit(MakeCXCursor(E->getArg(I), StmtParent, TU))) 16556cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return true; 16566cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 16576cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor return false; 16586cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor} 16596cd24e28811a2000a8d99604dd64a77c58245d4cDouglas Gregor 16603064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenekbool CursorVisitor::VisitCXXRecordDecl(CXXRecordDecl *D) { 16613064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek if (D->isDefinition()) { 16623064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek for (CXXRecordDecl::base_class_iterator I = D->bases_begin(), 16633064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek E = D->bases_end(); I != E; ++I) { 16643064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek if (Visit(cxcursor::MakeCursorCXXBaseSpecifier(I, TU))) 16653064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return true; 16663064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 16673064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 16683064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 16693064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return VisitTagDecl(D); 16703064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek} 16713064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 16723064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek 16731ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenekbool CursorVisitor::VisitBlockExpr(BlockExpr *B) { 16741ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return Visit(B->getBlockDecl()); 16751ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek} 16761ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek 16778ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregorbool CursorVisitor::VisitOffsetOfExpr(OffsetOfExpr *E) { 16788ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor // Visit the type into which we're computing an offset. 16798ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor if (Visit(E->getTypeSourceInfo()->getTypeLoc())) 16808ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor return true; 16818ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor 16828ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor // Visit the components of the offsetof expression. 16838ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) { 16848ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor typedef OffsetOfExpr::OffsetOfNode OffsetOfNode; 16858ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor const OffsetOfNode &Node = E->getComponent(I); 16868ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor switch (Node.getKind()) { 16878ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor case OffsetOfNode::Array: 16888ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor if (Visit(MakeCXCursor(E->getIndexExpr(Node.getArrayExprIndex()), 16898ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor StmtParent, TU))) 16908ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor return true; 16918ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor break; 16928ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor 16938ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor case OffsetOfNode::Field: 16948ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor if (Visit(MakeCursorMemberRef(Node.getField(), Node.getRange().getEnd(), 16958ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor TU))) 16968ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor return true; 16978ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor break; 16988ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor 16998ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor case OffsetOfNode::Identifier: 17008ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor case OffsetOfNode::Base: 17018ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor continue; 17028ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor } 17038ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor } 17048ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 17058ccef2d0322ebf2701cc10f1ab14c9ee49e17bd7Douglas Gregor return false; 17068ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor} 17078ecdb65716cd7914ffb2eeee993fa9039fcd31e8Douglas Gregor 1708336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { 1709336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (E->isArgumentType()) { 1710336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getArgumentTypeInfo()) 1711336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1712f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1713336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return false; 1714336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor } 1715f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1716336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1717336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1718336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1719fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregorbool CursorVisitor::VisitMemberExpr(MemberExpr *E) { 1720fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor // Visit the base expression. 1721fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor if (Visit(MakeCXCursor(E->getBase(), StmtParent, TU))) 1722fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor return true; 1723fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor 1724fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor // Visit the nested-name-specifier 1725fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor if (NestedNameSpecifier *Qualifier = E->getQualifier()) 1726fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) 1727fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor return true; 1728fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor 1729fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor // Visit the declaration name. 1730fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor if (VisitDeclarationNameInfo(E->getMemberNameInfo())) 1731fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor return true; 1732fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor 1733fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor // Visit the explicitly-specified template arguments, if any. 1734fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor if (E->hasExplicitTemplateArgs()) { 1735fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor for (const TemplateArgumentLoc *Arg = E->getTemplateArgs(), 1736fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor *ArgEnd = Arg + E->getNumTemplateArgs(); 1737fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor Arg != ArgEnd; 1738fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor ++Arg) { 1739fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor if (VisitTemplateArgumentLoc(*Arg)) 1740fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor return true; 1741fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor } 1742fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor } 1743fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor 1744fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor return false; 1745fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor} 1746fbb4c98a248c54d31063aa41dbfacf4f78c93f10Douglas Gregor 1747336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitExplicitCastExpr(ExplicitCastExpr *E) { 1748336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeInfoAsWritten()) 1749336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1750336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1751f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1752336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitCastExpr(E); 1753336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1754336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 1755336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregorbool CursorVisitor::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) { 1756336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1757336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1758336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return true; 1759f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 1760336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor return VisitExpr(E); 1761336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor} 1762336fd81e04c01ffbce2825b372aeb127c80d4d97Douglas Gregor 176336897b05ca2886e287f01802614bc10cbadcec22Douglas Gregorbool CursorVisitor::VisitAddrLabelExpr(AddrLabelExpr *E) { 176436897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return Visit(MakeCursorLabelRef(E->getLabel(), E->getLabelLoc(), TU)); 176536897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor} 176636897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 1767648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitTypesCompatibleExpr(TypesCompatibleExpr *E) { 1768648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(E->getArgTInfo1()->getTypeLoc()) || 1769648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor Visit(E->getArgTInfo2()->getTypeLoc()); 1770648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1771648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1772648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregorbool CursorVisitor::VisitVAArgExpr(VAArgExpr *E) { 1773648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor if (Visit(E->getWrittenTypeInfo()->getTypeLoc())) 1774648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return true; 1775648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1776648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor return Visit(MakeCXCursor(E->getSubExpr(), StmtParent, TU)); 1777648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor} 1778648220ed00711a0fb8ea4a1ab6896a4ee63d8fc5Douglas Gregor 1779fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregorbool CursorVisitor::VisitInitListExpr(InitListExpr *E) { 1780fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor // We care about the syntactic form of the initializer list, only. 1781692577cd3005922d9657a85c92e3fd68b50ddea1Douglas Gregor if (InitListExpr *Syntactic = E->getSyntacticForm()) 1782692577cd3005922d9657a85c92e3fd68b50ddea1Douglas Gregor return VisitExpr(Syntactic); 1783692577cd3005922d9657a85c92e3fd68b50ddea1Douglas Gregor 1784692577cd3005922d9657a85c92e3fd68b50ddea1Douglas Gregor return VisitExpr(E); 1785fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor} 1786fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor 1787fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregorbool CursorVisitor::VisitDesignatedInitExpr(DesignatedInitExpr *E) { 1788fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor // Visit the designators. 1789fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor typedef DesignatedInitExpr::Designator Designator; 1790fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor for (DesignatedInitExpr::designators_iterator D = E->designators_begin(), 1791fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor DEnd = E->designators_end(); 1792fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor D != DEnd; ++D) { 1793fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor if (D->isFieldDesignator()) { 1794fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor if (FieldDecl *Field = D->getField()) 1795fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor if (Visit(MakeCursorMemberRef(Field, D->getFieldLoc(), TU))) 1796fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor return true; 1797fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor 1798fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor continue; 1799fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor } 1800fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor 1801fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor if (D->isArrayDesignator()) { 1802fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor if (Visit(MakeCXCursor(E->getArrayIndex(*D), StmtParent, TU))) 1803fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor return true; 1804fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor 1805fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor continue; 1806fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor } 1807fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor 1808fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor assert(D->isArrayRangeDesignator() && "Unknown designator kind"); 1809fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor if (Visit(MakeCXCursor(E->getArrayRangeStart(*D), StmtParent, TU)) || 1810fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor Visit(MakeCXCursor(E->getArrayRangeEnd(*D), StmtParent, TU))) 1811fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor return true; 1812fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor } 1813fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor 1814fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor // Visit the initializer value itself. 1815fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor return Visit(MakeCXCursor(E->getInit(), StmtParent, TU)); 1816fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor} 1817fa2e26f62162d90a3d117e58d6b1f47e40377987Douglas Gregor 1818948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregorbool CursorVisitor::VisitCXXTypeidExpr(CXXTypeidExpr *E) { 1819948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor if (E->isTypeOperand()) { 1820948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeOperandSourceInfo()) 1821948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1822948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor 1823948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor return false; 1824948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor } 1825948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor 1826948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor return VisitExpr(E); 1827948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor} 1828948022908d0c16acc3411fdec15aeb1790ffaa86Douglas Gregor 18293d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregorbool CursorVisitor::VisitCXXUuidofExpr(CXXUuidofExpr *E) { 18303d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor if (E->isTypeOperand()) { 18313d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeOperandSourceInfo()) 18323d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor return Visit(TSInfo->getTypeLoc()); 18333d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor 18343d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor return false; 18353d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor } 18363d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor 18373d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor return VisitExpr(E); 18383d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor} 18393d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor 1840ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregorbool CursorVisitor::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) { 1841ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 184240749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 184340749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor return true; 1844ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor 1845ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor return VisitExpr(E); 1846ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor} 1847ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor 1848ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregorbool CursorVisitor::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) { 1849ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1850ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor return Visit(TSInfo->getTypeLoc()); 1851ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor 1852ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor return false; 1853ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor} 1854ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor 18551bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregorbool CursorVisitor::VisitCXXNewExpr(CXXNewExpr *E) { 18561bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor // Visit placement arguments. 18571bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor for (unsigned I = 0, N = E->getNumPlacementArgs(); I != N; ++I) 18581bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor if (Visit(MakeCXCursor(E->getPlacementArg(I), StmtParent, TU))) 18591bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor return true; 18601bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor 18611bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor // Visit the allocated type. 18621bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor if (TypeSourceInfo *TSInfo = E->getAllocatedTypeSourceInfo()) 18631bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 18641bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor return true; 18651bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor 18661bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor // Visit the array size, if any. 18671bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor if (E->isArray() && Visit(MakeCXCursor(E->getArraySize(), StmtParent, TU))) 18681bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor return true; 18691bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor 18701bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor // Visit the initializer or constructor arguments. 18711bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor for (unsigned I = 0, N = E->getNumConstructorArgs(); I != N; ++I) 18721bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor if (Visit(MakeCXCursor(E->getConstructorArg(I), StmtParent, TU))) 18731bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor return true; 18741bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor 18751bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor return false; 18761bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor} 18771bb2a93ab7b1499dda6f6b58865bd0dce1864228Douglas Gregor 18786f7198f6380581645f416dd48a0079f83d89e884Douglas Gregorbool CursorVisitor::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) { 18796f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor // Visit base expression. 18806f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor if (Visit(MakeCXCursor(E->getBase(), StmtParent, TU))) 18816f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor return true; 18826f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor 18836f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor // Visit the nested-name-specifier. 18846f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor if (NestedNameSpecifier *Qualifier = E->getQualifier()) 18856f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) 18866f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor return true; 18876f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor 18886f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor // Visit the scope type that looks disturbingly like the nested-name-specifier 18896f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor // but isn't. 18906f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor if (TypeSourceInfo *TSInfo = E->getScopeTypeInfo()) 18916f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 18926f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor return true; 18936f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor 18946f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor // Visit the name of the type being destroyed. 18956f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor if (TypeSourceInfo *TSInfo = E->getDestroyedTypeInfo()) 18966f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 18976f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor return true; 18986f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor 18996f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor return false; 19006f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor} 19016f7198f6380581645f416dd48a0079f83d89e884Douglas Gregor 19023d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregorbool CursorVisitor::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) { 19033d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor return Visit(E->getQueriedTypeSourceInfo()->getTypeLoc()); 19043d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor} 19053d37c0ada0e46b87be0a10e8d52d990a97d3907aDouglas Gregor 19061f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregorbool CursorVisitor::VisitOverloadExpr(OverloadExpr *E) { 19078ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor // Visit the nested-name-specifier. 19088ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor if (NestedNameSpecifier *Qualifier = E->getQualifier()) 19098ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) 19108ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor return true; 19118ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor 19128ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor // Visit the declaration name. 19138ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor if (VisitDeclarationNameInfo(E->getNameInfo())) 19148ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor return true; 19151f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 19161f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor // Visit the overloaded declaration reference. 19171f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (Visit(MakeCursorOverloadedDeclRef(E, TU))) 19181f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return true; 19191f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 19201f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor // Visit the explicitly-specified template arguments. 19211f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor if (const ExplicitTemplateArgumentList *ArgList 19221f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor = E->getOptionalExplicitTemplateArgs()) { 19231f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor for (const TemplateArgumentLoc *Arg = ArgList->getTemplateArgs(), 19241f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor *ArgEnd = Arg + ArgList->NumTemplateArgs; 19251f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor Arg != ArgEnd; ++Arg) { 19261f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor if (VisitTemplateArgumentLoc(*Arg)) 19271f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor return true; 19281f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor } 19291f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor } 19301f7b590d120758d0c969a8153c38d2446935d4aaDouglas Gregor 19318ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor return false; 19328ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor} 19338ab670ee2b8147da63d1f282d928e754e4e97408Douglas Gregor 1934bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregorbool CursorVisitor::VisitDependentScopeDeclRefExpr( 1935bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor DependentScopeDeclRefExpr *E) { 1936bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor // Visit the nested-name-specifier. 1937bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor if (NestedNameSpecifier *Qualifier = E->getQualifier()) 1938bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) 1939bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor return true; 1940bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor 1941bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor // Visit the declaration name. 1942bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor if (VisitDeclarationNameInfo(E->getNameInfo())) 1943bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor return true; 1944bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor 1945bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor // Visit the explicitly-specified template arguments. 1946bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor if (const ExplicitTemplateArgumentList *ArgList 1947bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor = E->getOptionalExplicitTemplateArgs()) { 1948bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor for (const TemplateArgumentLoc *Arg = ArgList->getTemplateArgs(), 1949bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor *ArgEnd = Arg + ArgList->NumTemplateArgs; 1950bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor Arg != ArgEnd; ++Arg) { 1951bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor if (VisitTemplateArgumentLoc(*Arg)) 1952bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor return true; 1953bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor } 1954bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor } 1955bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor 1956bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor return false; 1957bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor} 1958bfebed2a839e12c3e99d635dbd1f4f875ce8b066Douglas Gregor 1959ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregorbool CursorVisitor::VisitCXXUnresolvedConstructExpr( 1960ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor CXXUnresolvedConstructExpr *E) { 1961ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor if (TypeSourceInfo *TSInfo = E->getTypeSourceInfo()) 1962ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 1963ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor return true; 1964ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor 1965ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor return VisitExpr(E); 1966ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor} 1967ab6677ec401cfd2c82b34e4cdfebd55a9dc25778Douglas Gregor 196825d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregorbool CursorVisitor::VisitCXXDependentScopeMemberExpr( 196925d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor CXXDependentScopeMemberExpr *E) { 197025d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor // Visit the base expression, if there is one. 197125d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor if (!E->isImplicitAccess() && 197225d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor Visit(MakeCXCursor(E->getBase(), StmtParent, TU))) 197325d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor return true; 197425d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor 197525d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor // Visit the nested-name-specifier. 197625d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor if (NestedNameSpecifier *Qualifier = E->getQualifier()) 197725d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor if (VisitNestedNameSpecifier(Qualifier, E->getQualifierRange())) 197825d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor return true; 197925d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor 198025d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor // Visit the declaration name. 198125d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor if (VisitDeclarationNameInfo(E->getMemberNameInfo())) 198225d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor return true; 198325d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor 198425d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor // Visit the explicitly-specified template arguments. 198525d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor if (const ExplicitTemplateArgumentList *ArgList 198625d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor = E->getOptionalExplicitTemplateArgs()) { 198725d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor for (const TemplateArgumentLoc *Arg = ArgList->getTemplateArgs(), 198825d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor *ArgEnd = Arg + ArgList->NumTemplateArgs; 198925d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor Arg != ArgEnd; ++Arg) { 199025d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor if (VisitTemplateArgumentLoc(*Arg)) 199125d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor return true; 199225d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor } 199325d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor } 199425d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor 199525d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor return false; 199625d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor} 199725d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor 1998aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregorbool CursorVisitor::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) { 1999aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor // Visit the base expression, if there is one. 2000aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor if (!E->isImplicitAccess() && 2001aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor Visit(MakeCXCursor(E->getBase(), StmtParent, TU))) 2002aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor return true; 2003aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor 2004aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor return VisitOverloadExpr(E); 2005aaa80b208de3e2c706badf45060bd126fa747b84Douglas Gregor} 200625d63629cc37a9737c6d8d5c6aa08b356649212fDouglas Gregor 2007c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregorbool CursorVisitor::VisitObjCMessageExpr(ObjCMessageExpr *E) { 200804badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (TypeSourceInfo *TSInfo = E->getClassReceiverTypeInfo()) 200904badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor if (Visit(TSInfo->getTypeLoc())) 201004badcf84c8d504d8491c7c7e29b58f52cb16640Douglas Gregor return true; 2011c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 2012c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor return VisitExpr(E); 2013c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor} 2014c2350e553b853ad00914faf23fa731e5fc4a8a5cDouglas Gregor 201581d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregorbool CursorVisitor::VisitObjCEncodeExpr(ObjCEncodeExpr *E) { 201681d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor return Visit(E->getEncodedTypeSourceInfo()->getTypeLoc()); 201781d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor} 201881d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 201981d3466d037dc5844234c7a93dab21a6ad986e7dDouglas Gregor 202009dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenekbool CursorVisitor::VisitAttributes(Decl *D) { 2021cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt for (AttrVec::const_iterator i = D->attr_begin(), e = D->attr_end(); 2022cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt i != e; ++i) 2023cf807c4dfdb23e8fa3f400e0b24ef5b79db7a530Sean Hunt if (Visit(MakeCXCursor(*i, D, TU))) 202409dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return true; 202509dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 202609dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek return false; 202709dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek} 202809dfa37dda8e430fb6129bfd70365a51b4e12243Ted Kremenek 20298c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregorstatic llvm::sys::Mutex EnableMultithreadingMutex; 20308c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregorstatic bool EnabledMultithreading; 20318c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor 20325e4bc590b0ea010e38372d0b4a0aab578a746fe6Benjamin Kramerextern "C" { 20330a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas GregorCXIndex clang_createIndex(int excludeDeclarationsFromPCH, 20340a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor int displayDiagnostics) { 203548615ffe41e41e0cc232dfb61289b707ece37ea1Daniel Dunbar // Disable pretty stack trace functionality, which will otherwise be a very 203648615ffe41e41e0cc232dfb61289b707ece37ea1Daniel Dunbar // poor citizen of the world and set up all sorts of signal handlers. 203748615ffe41e41e0cc232dfb61289b707ece37ea1Daniel Dunbar llvm::DisablePrettyStackTrace = true; 203848615ffe41e41e0cc232dfb61289b707ece37ea1Daniel Dunbar 2039c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // We use crash recovery to make some of our APIs more reliable, implicitly 2040c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar // enable it. 2041c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar llvm::CrashRecoveryContext::Enable(); 2042c7df4f344d78fe0d7591be3756712e777b3d2e8dDaniel Dunbar 20438c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor // Enable support for multithreading in LLVM. 20448c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor { 20458c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor llvm::sys::ScopedLock L(EnableMultithreadingMutex); 20468c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor if (!EnabledMultithreading) { 20478c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor llvm::llvm_start_multithreaded(); 20488c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor EnabledMultithreading = true; 20498c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor } 20508c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor } 20518c8d5412cddcc1c45beb0353d91d7894db74e585Douglas Gregor 2052a030b7cf5e6aad5889b1b662b6979840bc75f87fDouglas Gregor CIndexer *CIdxr = new CIndexer(); 2053e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff if (excludeDeclarationsFromPCH) 2054e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIdxr->setOnlyLocalDecls(); 20550a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor if (displayDiagnostics) 20560a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor CIdxr->setDisplayDiagnostics(); 2057e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff return CIdxr; 2058600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 2059600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 20609ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeIndex(CXIndex CIdx) { 20612b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (CIdx) 20622b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<CIndexer *>(CIdx); 20632bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 20642bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff 20659ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit clang_createTranslationUnit(CXIndex CIdx, 2066a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const char *ast_filename) { 20672b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 20682b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor return 0; 2069f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 20707d1d49d2971b20a97b3c2a301470b9eaaa130137Douglas Gregor CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 2071389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis FileSystemOptions FileSystemOpts; 2072389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis FileSystemOpts.WorkingDir = CXXIdx->getWorkingDirectory(); 20730d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 207428019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 2075389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis return ASTUnit::LoadFromASTFile(ast_filename, Diags, FileSystemOpts, 2076a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor CXXIdx->getOnlyLocalDecls(), 2077a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 0, 0, true); 2078600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 2079600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 2080b1c031be513705d924038f497279b9b599868ba1Douglas Gregorunsigned clang_defaultEditingTranslationUnitOptions() { 20812a2c50b330e7754499f42173616a36865b5f313bDouglas Gregor return CXTranslationUnit_PrecompiledPreamble | 208299ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor CXTranslationUnit_CacheCompletionResults | 208399ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor CXTranslationUnit_CXXPrecompiledPreamble; 2084b1c031be513705d924038f497279b9b599868ba1Douglas Gregor} 2085b1c031be513705d924038f497279b9b599868ba1Douglas Gregor 20869ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXTranslationUnit 20879ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarclang_createTranslationUnitFromSourceFile(CXIndex CIdx, 20889ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar const char *source_filename, 20899ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar int num_command_line_args, 20902ef6944d529c94824f5bf96f65665f5bee30f5a2Douglas Gregor const char * const *command_line_args, 20914db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor unsigned num_unsaved_files, 2092a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor struct CXUnsavedFile *unsaved_files) { 20935a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor return clang_parseTranslationUnit(CIdx, source_filename, 20945a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor command_line_args, num_command_line_args, 20955a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor unsaved_files, num_unsaved_files, 20965a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor CXTranslationUnit_DetailedPreprocessingRecord); 20975a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor} 209819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 209919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbarstruct ParseTranslationUnitInfo { 210019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx; 210119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename; 21022ef6944d529c94824f5bf96f65665f5bee30f5a2Douglas Gregor const char *const *command_line_args; 210319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args; 210419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files; 210519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files; 210619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options; 210719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXTranslationUnit result; 210819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar}; 2109b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_parseTranslationUnit_Impl(void *UserData) { 211019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo *PTUI = 211119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar static_cast<ParseTranslationUnitInfo*>(UserData); 211219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar CXIndex CIdx = PTUI->CIdx; 211319ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename = PTUI->source_filename; 21142ef6944d529c94824f5bf96f65665f5bee30f5a2Douglas Gregor const char * const *command_line_args = PTUI->command_line_args; 211519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args = PTUI->num_command_line_args; 211619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar struct CXUnsavedFile *unsaved_files = PTUI->unsaved_files; 211719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files = PTUI->num_unsaved_files; 211819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options = PTUI->options; 211919ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar PTUI->result = 0; 21205a43021ac491bf091494167127772a20d9a9bb48Douglas Gregor 21212b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CIdx) 212219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return; 2123f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2124e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff CIndexer *CXXIdx = static_cast<CIndexer *>(CIdx); 2125e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff 212644c181aec37789f25f6c15543c164416f72e562aDouglas Gregor bool PrecompilePreamble = options & CXTranslationUnit_PrecompiledPreamble; 2127df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor bool CompleteTranslationUnit 2128df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor = ((options & CXTranslationUnit_Incomplete) == 0); 212987c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor bool CacheCodeCompetionResults 213087c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor = options & CXTranslationUnit_CacheCompletionResults; 213199ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor bool CXXPrecompilePreamble 213299ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor = options & CXTranslationUnit_CXXPrecompiledPreamble; 213399ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor bool CXXChainedPCH 213499ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor = options & CXTranslationUnit_CXXChainedPCH; 213587c08a5d6b9e1e44ae6f554df40139d3a6f60b33Douglas Gregor 21365352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor // Configure the diagnostics. 21375352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor DiagnosticOptions DiagOpts; 213828019772db70d4547be05a042eb950bc910f134fDouglas Gregor llvm::IntrusiveRefCntPtr<Diagnostic> Diags; 213928019772db70d4547be05a042eb950bc910f134fDouglas Gregor Diags = CompilerInstance::createDiagnostics(DiagOpts, 0, 0); 2140f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 21414db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 21424db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 2143a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 2144f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek const llvm::MemoryBuffer *Buffer 2145a0a270c0f1c0a4e3482438bdc5f4a7bd3d25f0a6Chris Lattner = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 21464db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 21474db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor Buffer)); 21484db64a461cb3442934afe43c83ed3f17f7c11c1dDouglas Gregor } 2149f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2150b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor llvm::SmallVector<const char *, 16> Args; 21510d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 2152139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // The 'source_filename' argument is optional. If the caller does not 2153139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // specify it then it is assumed that the source file is specified 2154139ba86a362593da2e350f881e5c7003917aa5a7Ted Kremenek // in the actual argument list. 21550d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar if (source_filename) 2156b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor Args.push_back(source_filename); 215752ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor 215852ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // Since the Clang C library is primarily used by batch tools dealing with 215952ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // (often very broken) source code, where spell-checking can have a 216052ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // significant negative impact on performance (particularly when 216152ddc5df59a26570fbca47d269f82954ae3397d1Douglas Gregor // precompiled headers are involved), we disable it by default. 2162b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor // Only do this if we haven't found a spell-checking-related argument. 2163b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor bool FoundSpellCheckingArgument = false; 2164b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor for (int I = 0; I != num_command_line_args; ++I) { 2165b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor if (strcmp(command_line_args[I], "-fno-spell-checking") == 0 || 2166b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor strcmp(command_line_args[I], "-fspell-checking") == 0) { 2167b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor FoundSpellCheckingArgument = true; 2168b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor break; 2169e56b4baeba5097852e04bc41ca2e0396cf729955Steve Naroff } 2170b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor } 2171b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor if (!FoundSpellCheckingArgument) 2172b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor Args.push_back("-fno-spell-checking"); 2173b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor 2174b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor Args.insert(Args.end(), command_line_args, 2175b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor command_line_args + num_command_line_args); 2176d93256e55673a17d18543397ec462416acb13792Douglas Gregor 217744c181aec37789f25f6c15543c164416f72e562aDouglas Gregor // Do we need the detailed preprocessing record? 217844c181aec37789f25f6c15543c164416f72e562aDouglas Gregor if (options & CXTranslationUnit_DetailedPreprocessingRecord) { 2179b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor Args.push_back("-Xclang"); 2180b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor Args.push_back("-detailed-preprocessing-record"); 218144c181aec37789f25f6c15543c164416f72e562aDouglas Gregor } 218244c181aec37789f25f6c15543c164416f72e562aDouglas Gregor 2183b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor unsigned NumErrors = Diags->getNumErrors(); 2184b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor llvm::OwningPtr<ASTUnit> Unit( 2185b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor ASTUnit::LoadFromCommandLine(Args.data(), Args.data() + Args.size(), 2186b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor Diags, 2187b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor CXXIdx->getClangResourcesPath(), 2188b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor CXXIdx->getOnlyLocalDecls(), 2189b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor RemappedFiles.data(), 2190b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor RemappedFiles.size(), 2191b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor /*CaptureDiagnostics=*/true, 2192b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor PrecompilePreamble, 2193b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor CompleteTranslationUnit, 219499ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor CacheCodeCompetionResults, 219599ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor CXXPrecompilePreamble, 219699ba202f659e1885fa5ee114f97c97cf6a857491Douglas Gregor CXXChainedPCH)); 2197b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor 2198b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor if (NumErrors != Diags->getNumErrors()) { 2199b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor // Make sure to check that 'Unit' is non-NULL. 2200b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor if (CXXIdx->getDisplayDiagnostics() && Unit.get()) { 2201b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor for (ASTUnit::stored_diag_iterator D = Unit->stored_diag_begin(), 2202b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor DEnd = Unit->stored_diag_end(); 2203b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor D != DEnd; ++D) { 2204b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor CXStoredDiagnostic Diag(*D, Unit->getASTContext().getLangOptions()); 2205b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor CXString Msg = clang_formatDiagnostic(&Diag, 2206b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor clang_defaultDiagnosticDisplayOptions()); 2207b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor fprintf(stderr, "%s\n", clang_getCString(Msg)); 2208b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor clang_disposeString(Msg); 2209b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor } 2210274f1906f12ebf8fcc179701deeda6d3271120c1Douglas Gregor#ifdef LLVM_ON_WIN32 2211b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor // On Windows, force a flush, since there may be multiple copies of 2212b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor // stderr and stdout in the file system, all with different buffers 2213b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor // but writing to the same device. 2214b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor fflush(stderr); 2215b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor#endif 2216b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor } 2217a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor } 2218d93256e55673a17d18543397ec462416acb13792Douglas Gregor 2219b10daedb8fc4c6f70a66dbc1a6eea01684bb4e77Douglas Gregor PTUI->result = Unit.take(); 222019ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar} 222119ffd492a31a25fb691098bf79f317e5f3edf177Daniel DunbarCXTranslationUnit clang_parseTranslationUnit(CXIndex CIdx, 222219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar const char *source_filename, 22232ef6944d529c94824f5bf96f65665f5bee30f5a2Douglas Gregor const char * const *command_line_args, 222419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar int num_command_line_args, 22259e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar struct CXUnsavedFile *unsaved_files, 222619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned num_unsaved_files, 222719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar unsigned options) { 222819ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar ParseTranslationUnitInfo PTUI = { CIdx, source_filename, command_line_args, 22299e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar num_command_line_args, unsaved_files, 22309e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar num_unsaved_files, options, 0 }; 223119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar llvm::CrashRecoveryContext CRC; 223219ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 2233bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar if (!RunSafely(CRC, clang_parseTranslationUnit_Impl, &PTUI)) { 223460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "libclang: crash detected during parsing: {\n"); 223560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'source_filename' : '%s'\n", source_filename); 223660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'command_line_args' : ["); 223760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (int i = 0; i != num_command_line_args; ++i) { 223860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 223960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 224060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "'%s'", command_line_args[i]); 224160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 224260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 224360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'unsaved_files' : ["); 224460a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar for (unsigned i = 0; i != num_unsaved_files; ++i) { 224560a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar if (i) 224660a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, ", "); 224760a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "('%s', '...', %ld)", unsaved_files[i].Filename, 224860a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar unsaved_files[i].Length); 224960a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar } 225060a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "],\n"); 225160a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, " 'options' : %d,\n", options); 225260a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar fprintf(stderr, "}\n"); 225360a4543d42b6b8564a5650345de7beb7e99c60f3Daniel Dunbar 225419ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return 0; 225519ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar } 225619ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 225719ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar return PTUI.result; 22585b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff} 22595b7d8e254f6c2855b37b5521c0aee0a560dab237Steve Naroff 22601999844e7a18786e61e619e1dc6c789827541863Douglas Gregorunsigned clang_defaultSaveOptions(CXTranslationUnit TU) { 22611999844e7a18786e61e619e1dc6c789827541863Douglas Gregor return CXSaveTranslationUnit_None; 22621999844e7a18786e61e619e1dc6c789827541863Douglas Gregor} 22631999844e7a18786e61e619e1dc6c789827541863Douglas Gregor 22641999844e7a18786e61e619e1dc6c789827541863Douglas Gregorint clang_saveTranslationUnit(CXTranslationUnit TU, const char *FileName, 22651999844e7a18786e61e619e1dc6c789827541863Douglas Gregor unsigned options) { 22667ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor if (!TU) 22677ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return 1; 22687ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor 22697ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor return static_cast<ASTUnit *>(TU)->Save(FileName); 22707ae2faafd30524ef5f863bb3b8701977888839bbDouglas Gregor} 227119ffd492a31a25fb691098bf79f317e5f3edf177Daniel Dunbar 22729ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarvoid clang_disposeTranslationUnit(CXTranslationUnit CTUnit) { 2273ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (CTUnit) { 2274ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // If the translation unit has been marked as unsafe to free, just discard 2275ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar // it. 2276ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar if (static_cast<ASTUnit *>(CTUnit)->isUnsafeToFree()) 2277ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 2278ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 22792b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor delete static_cast<ASTUnit *>(CTUnit); 2280ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 22812bd6b9f298afb16a2aec035ebd7b29af7c5c3da8Steve Naroff} 22820d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 2283e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregorunsigned clang_defaultReparseOptions(CXTranslationUnit TU) { 2284e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor return CXReparse_None; 2285e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor} 2286e1e13bf568a7e37c95eda6fcfa626659a06e67b1Douglas Gregor 2287ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarstruct ReparseTranslationUnitInfo { 2288ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU; 2289ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files; 2290ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files; 2291ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options; 2292ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar int result; 2293ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar}; 2294593b0c1047f1323ebbda78ae38e96f976241c663Douglas Gregor 2295b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbarstatic void clang_reparseTranslationUnit_Impl(void *UserData) { 2296ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo *RTUI = 2297ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ReparseTranslationUnitInfo*>(UserData); 2298ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar CXTranslationUnit TU = RTUI->TU; 2299ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files = RTUI->num_unsaved_files; 2300ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files = RTUI->unsaved_files; 2301ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options = RTUI->options; 2302ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar (void) options; 2303ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar RTUI->result = 1; 2304ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 2305abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor if (!TU) 2306ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return; 2307593b0c1047f1323ebbda78ae38e96f976241c663Douglas Gregor 2308593b0c1047f1323ebbda78ae38e96f976241c663Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 2309593b0c1047f1323ebbda78ae38e96f976241c663Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 2310abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 2311abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::SmallVector<ASTUnit::RemappedFile, 4> RemappedFiles; 2312abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor for (unsigned I = 0; I != num_unsaved_files; ++I) { 2313abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor llvm::StringRef Data(unsaved_files[I].Contents, unsaved_files[I].Length); 2314abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor const llvm::MemoryBuffer *Buffer 23151abc6bca3d7fb0e7b1e40fbcad6cfb5e10594548Douglas Gregor = llvm::MemoryBuffer::getMemBufferCopy(Data, unsaved_files[I].Filename); 2316abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor RemappedFiles.push_back(std::make_pair(unsaved_files[I].Filename, 2317abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Buffer)); 2318abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor } 2319abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 2320593b0c1047f1323ebbda78ae38e96f976241c663Douglas Gregor if (!CXXUnit->Reparse(RemappedFiles.data(), RemappedFiles.size())) 2321593b0c1047f1323ebbda78ae38e96f976241c663Douglas Gregor RTUI->result = 0; 2322abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 2323593b0c1047f1323ebbda78ae38e96f976241c663Douglas Gregor 2324ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbarint clang_reparseTranslationUnit(CXTranslationUnit TU, 2325ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned num_unsaved_files, 2326ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar struct CXUnsavedFile *unsaved_files, 2327ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar unsigned options) { 2328ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar ReparseTranslationUnitInfo RTUI = { TU, num_unsaved_files, unsaved_files, 2329ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar options, 0 }; 2330ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar llvm::CrashRecoveryContext CRC; 2331ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 2332bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar if (!RunSafely(CRC, clang_reparseTranslationUnit_Impl, &RTUI)) { 2333b1fd3458680bc9c8988dee8967e9c0709fef3945Daniel Dunbar fprintf(stderr, "libclang: crash detected during reparsing\n"); 2334ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar static_cast<ASTUnit *>(TU)->setUnsafeToFree(true); 2335ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return 1; 2336ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar } 2337ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 23381dfb26af4d6aa4f7818e256659a79f1ec2cba784Ted Kremenek 2339ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar return RTUI.result; 2340ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar} 2341ea94bbc4769697143e717df9b0310f874102b6c1Daniel Dunbar 2342df95a13ec73d2cdaea79555cb412d767f4963120Douglas Gregor 23439ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getTranslationUnitSpelling(CXTranslationUnit CTUnit) { 23442b37c9e6cabaf3317922af13e6d12061242f04efDouglas Gregor if (!CTUnit) 2345ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2346f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 234777accc11f04ed4ff9afd4e27d430144d4714be56Steve Naroff ASTUnit *CXXUnit = static_cast<ASTUnit *>(CTUnit); 2348ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CXXUnit->getOriginalSourceFileName(), true); 2349af08ddc8f1c53fed8d8d0ad82aa2a0bb7d654bd1Steve Naroff} 23501eb79b58e56b99cf557d5d353586a10c5360364dDaniel Dunbar 23517eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas GregorCXCursor clang_getTranslationUnitCursor(CXTranslationUnit TU) { 2352b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXCursor Result = { CXCursor_TranslationUnit, { 0, 0, TU } }; 23537eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return Result; 23547eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 23557eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 2356fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2357600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff 2358fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 23591db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor// CXSourceLocation and CXSourceRange Operations. 23601db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 23611db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 2362b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorextern "C" { 2363b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getNullLocation() { 23645352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceLocation Result = { { 0, 0 }, 0 }; 2365b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 2366b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 2367b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 2368b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregorunsigned clang_equalLocations(CXSourceLocation loc1, CXSourceLocation loc2) { 236990a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar return (loc1.ptr_data[0] == loc2.ptr_data[0] && 237090a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.ptr_data[1] == loc2.ptr_data[1] && 237190a6b9e1e4d4d1995ada044e319d6e722b07a6b4Daniel Dunbar loc1.int_data == loc2.int_data); 2372b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 2373b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 2374b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceLocation clang_getLocation(CXTranslationUnit tu, 2375b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor CXFile file, 2376b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned line, 2377b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor unsigned column) { 237842748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor if (!tu || !file) 2379b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return clang_getNullLocation(); 238042748ec5cb2d75fe0dbb3a6db5aee6c11b5dc190Douglas Gregor 2381b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 2382b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor SourceLocation SLoc 2383b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor = CXXUnit->getSourceManager().getLocation( 2384f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek static_cast<const FileEntry *>(file), 2385b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor line, column); 238683889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall if (SLoc.isInvalid()) return clang_getNullLocation(); 238783889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall 238883889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 238983889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall} 239083889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall 239183889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid ChisnallCXSourceLocation clang_getLocationForOffset(CXTranslationUnit tu, 239283889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall CXFile file, 239383889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall unsigned offset) { 239483889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall if (!tu || !file) 239583889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall return clang_getNullLocation(); 239683889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall 239783889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 239883889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall SourceLocation Start 239983889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall = CXXUnit->getSourceManager().getLocation( 240083889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall static_cast<const FileEntry *>(file), 240183889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall 1, 1); 240283889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall if (Start.isInvalid()) return clang_getNullLocation(); 240383889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall 240483889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall SourceLocation SLoc = Start.getFileLocWithOffset(offset); 240583889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall 240683889a7f1f338e343ef72aeeef9c27f7b62c0f0fDavid Chisnall if (SLoc.isInvalid()) return clang_getNullLocation(); 2407f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 24081a9a0bc472ee4fec72ee8be8b575fb66ca600d1bTed Kremenek return cxloc::translateSourceLocation(CXXUnit->getASTContext(), SLoc); 2409b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 2410b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 24115352ac06d8f6194825bb2a99ffa009b61bafb503Douglas GregorCXSourceRange clang_getNullRange() { 24125352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor CXSourceRange Result = { { 0, 0 }, 0, 0 }; 24135352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return Result; 24145352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor} 2415d52864bd33c66aacc84133460d8c9c0dfcdd5c18Daniel Dunbar 2416b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXSourceRange clang_getRange(CXSourceLocation begin, CXSourceLocation end) { 24175352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (begin.ptr_data[0] != end.ptr_data[0] || 24185352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.ptr_data[1] != end.ptr_data[1]) 24195352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 2420f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2421f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceRange Result = { { begin.ptr_data[0], begin.ptr_data[1] }, 24225352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor begin.int_data, end.int_data }; 2423b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return Result; 2424b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 2425b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 242646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregorvoid clang_getInstantiationLocation(CXSourceLocation location, 242746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor CXFile *file, 242846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *line, 242946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *column, 243046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor unsigned *offset) { 24311db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 24321db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 2433bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar if (!location.ptr_data[0] || Loc.isInvalid()) { 243446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (file) 243546766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *file = 0; 243646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (line) 243746766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *line = 0; 243846766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (column) 243946766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *column = 0; 244046766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor if (offset) 244146766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = 0; 244246766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor return; 244346766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor } 244446766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor 2445bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar const SourceManager &SM = 2446bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar *static_cast<const SourceManager*>(location.ptr_data[0]); 24471db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor SourceLocation InstLoc = SM.getInstantiationLoc(Loc); 24481db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 24491db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (file) 24501db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *file = (void *)SM.getFileEntryForID(SM.getFileID(InstLoc)); 24511db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (line) 24521db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *line = SM.getInstantiationLineNumber(InstLoc); 24531db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor if (column) 24541db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor *column = SM.getInstantiationColumnNumber(InstLoc); 2455e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor if (offset) 245646766dc31c09d89024de5aba9e22112a56eadbdfDouglas Gregor *offset = SM.getDecomposedLoc(InstLoc).second; 2457e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor} 2458e69517ce61638f12c9abe4605753a45275ac4e37Douglas Gregor 2459a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregorvoid clang_getSpellingLocation(CXSourceLocation location, 2460a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor CXFile *file, 2461a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor unsigned *line, 2462a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor unsigned *column, 2463a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor unsigned *offset) { 2464a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(location.int_data); 2465a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor 2466a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (!location.ptr_data[0] || Loc.isInvalid()) { 2467a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (file) 2468a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *file = 0; 2469a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (line) 2470a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *line = 0; 2471a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (column) 2472a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *column = 0; 2473a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (offset) 2474a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *offset = 0; 2475a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor return; 2476a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor } 2477a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor 2478a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor const SourceManager &SM = 2479a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *static_cast<const SourceManager*>(location.ptr_data[0]); 2480a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor SourceLocation SpellLoc = Loc; 2481a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (SpellLoc.isMacroID()) { 2482a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor SourceLocation SimpleSpellingLoc = SM.getImmediateSpellingLoc(SpellLoc); 2483a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (SimpleSpellingLoc.isFileID() && 2484a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor SM.getFileEntryForID(SM.getDecomposedLoc(SimpleSpellingLoc).first)) 2485a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor SpellLoc = SimpleSpellingLoc; 2486a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor else 2487a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor SpellLoc = SM.getInstantiationLoc(SpellLoc); 2488a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor } 2489a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor 2490a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor std::pair<FileID, unsigned> LocInfo = SM.getDecomposedLoc(SpellLoc); 2491a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor FileID FID = LocInfo.first; 2492a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor unsigned FileOffset = LocInfo.second; 2493a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor 2494a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (file) 2495a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *file = (void *)SM.getFileEntryForID(FID); 2496a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (line) 2497a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *line = SM.getLineNumber(FID, FileOffset); 2498a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (column) 2499a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *column = SM.getColumnNumber(FID, FileOffset); 2500a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor if (offset) 2501a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor *offset = FileOffset; 2502a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor} 2503a9b06d4c246d6c301e3dd1844f5dba669ed9c631Douglas Gregor 25041db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeStart(CXSourceRange range) { 2505f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 25065352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.begin_int_data }; 25071db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 25081db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 25091db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 25101db19dea8d221f27be46332d668d1e2decb7f1abDouglas GregorCXSourceLocation clang_getRangeEnd(CXSourceRange range) { 2511bb4a61a121ba1ee91eb5725881d98249704bb0aaDaniel Dunbar CXSourceLocation Result = { { range.ptr_data[0], range.ptr_data[1] }, 25125352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor range.end_int_data }; 25131db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor return Result; 25141db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor} 25151db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor 2516b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} // end: extern "C" 2517b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor 25181db19dea8d221f27be46332d668d1e2decb7f1abDouglas Gregor//===----------------------------------------------------------------------===// 2519fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXFile Operations. 2520fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2521fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2522fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 252374844072411bae91d5dbb89955d200cbe1e0a1c8Ted KremenekCXString clang_getFileName(CXFile SFile) { 252498258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 252574844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(NULL); 2526f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 252788145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 252874844072411bae91d5dbb89955d200cbe1e0a1c8Ted Kremenek return createCXString(FEnt->getName()); 252988145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 253088145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff 253188145034694ed5267fa6fa5febc54fadc02bd479Steve Narofftime_t clang_getFileTime(CXFile SFile) { 253298258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (!SFile) 253398258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor return 0; 2534f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 253588145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff FileEntry *FEnt = static_cast<FileEntry *>(SFile); 253688145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff return FEnt->getModificationTime(); 2537ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff} 2538f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2539b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXFile clang_getFile(CXTranslationUnit tu, const char *file_name) { 2540b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!tu) 2541b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return 0; 2542f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2543b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(tu); 2544f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2545b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor FileManager &FMgr = CXXUnit->getFileManager(); 2546389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis const FileEntry *File = FMgr.getFile(file_name, file_name+strlen(file_name), 2547389db16c63eec6ecfa9b235155252d8da766e94eArgyrios Kyrtzidis CXXUnit->getFileSystemOpts()); 2548b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor return const_cast<FileEntry *>(File); 2549b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor} 2550f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2551fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 2552fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2553fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2554fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXCursor Operations. 2555fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 2556fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 2557fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekstatic Decl *getDeclFromExpr(Stmt *E) { 2558db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor if (CastExpr *CE = dyn_cast<CastExpr>(E)) 2559db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor return getDeclFromExpr(CE->getSubExpr()); 2560db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor 2561fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (DeclRefExpr *RefExpr = dyn_cast<DeclRefExpr>(E)) 2562fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RefExpr->getDecl(); 256338f28c1189142429384996409fffbc57f67b5c60Douglas Gregor if (BlockDeclRefExpr *RefExpr = dyn_cast<BlockDeclRefExpr>(E)) 256438f28c1189142429384996409fffbc57f67b5c60Douglas Gregor return RefExpr->getDecl(); 2565fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (MemberExpr *ME = dyn_cast<MemberExpr>(E)) 2566fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return ME->getMemberDecl(); 2567fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCIvarRefExpr *RE = dyn_cast<ObjCIvarRefExpr>(E)) 2568fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return RE->getDecl(); 2569db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor if (ObjCPropertyRefExpr *PRE = dyn_cast<ObjCPropertyRefExpr>(E)) 2570db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor return PRE->getProperty(); 2571db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor 2572fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (CallExpr *CE = dyn_cast<CallExpr>(E)) 2573fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return getDeclFromExpr(CE->getCallee()); 257493798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor if (CXXConstructExpr *CE = llvm::dyn_cast<CXXConstructExpr>(E)) 257593798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor if (!CE->isElidable()) 257693798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor return CE->getConstructor(); 2577fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (ObjCMessageExpr *OME = dyn_cast<ObjCMessageExpr>(E)) 2578fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return OME->getMethodDecl(); 2579f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2580db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor if (ObjCProtocolExpr *PE = dyn_cast<ObjCProtocolExpr>(E)) 2581db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor return PE->getProtocol(); 2582db1314e3ef76f38de07f1b3c7cdc1100a0678931Douglas Gregor 2583fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return 0; 2584fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 2585ee9405e807d7c447c0143c2bd865b759192e97b3Steve Naroff 2586c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbarstatic SourceLocation getLocationFromExpr(Expr *E) { 2587c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCMessageExpr *Msg = dyn_cast<ObjCMessageExpr>(E)) 2588c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return /*FIXME:*/Msg->getLeftLoc(); 2589c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E)) 2590c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return DRE->getLocation(); 259138f28c1189142429384996409fffbc57f67b5c60Douglas Gregor if (BlockDeclRefExpr *RefExpr = dyn_cast<BlockDeclRefExpr>(E)) 259238f28c1189142429384996409fffbc57f67b5c60Douglas Gregor return RefExpr->getLocation(); 2593c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (MemberExpr *Member = dyn_cast<MemberExpr>(E)) 2594c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Member->getMemberLoc(); 2595c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar if (ObjCIvarRefExpr *Ivar = dyn_cast<ObjCIvarRefExpr>(E)) 2596c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return Ivar->getLocation(); 2597c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar return E->getLocStart(); 2598c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar} 2599c29f4c396019f51e09511e385d6c07c4ea2a1464Daniel Dunbar 2600fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 2601f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 2602f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenekunsigned clang_visitChildren(CXCursor parent, 2603b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXCursorVisitor visitor, 2604b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor CXClientData client_data) { 2605b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(parent); 2606b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 2607eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CursorVisitor CursorVis(CXXUnit, visitor, client_data, 2608eb8837b88c18631c69ac75f64ab1853762063180Douglas Gregor CXXUnit->getMaxPCHLevel()); 2609b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor return CursorVis.VisitChildren(parent); 2610b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor} 2611b1373d03e4e38620647311bb87e56c0cf7cffeb7Douglas Gregor 26123387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall#ifndef __has_feature 26133387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall#define __has_feature(x) 0 26143387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall#endif 26153387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall#if __has_feature(blocks) 26163387c65a094a02b2a94c05111d035a97d3d5c794David Chisnalltypedef enum CXChildVisitResult 26173387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall (^CXCursorVisitorBlock)(CXCursor cursor, CXCursor parent); 26183387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall 26193387c65a094a02b2a94c05111d035a97d3d5c794David Chisnallstatic enum CXChildVisitResult visitWithBlock(CXCursor cursor, CXCursor parent, 26203387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall CXClientData client_data) { 26213387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall CXCursorVisitorBlock block = (CXCursorVisitorBlock)client_data; 26223387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall return block(cursor, parent); 26233387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall} 26243387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall#else 26253387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall// If we are compiled with a compiler that doesn't have native blocks support, 26263387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall// define and call the block manually, so the 26273387c65a094a02b2a94c05111d035a97d3d5c794David Chisnalltypedef struct _CXChildVisitResult 26283387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall{ 26293387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall void *isa; 26303387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall int flags; 26313387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall int reserved; 26329e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar enum CXChildVisitResult(*invoke)(struct _CXChildVisitResult*, CXCursor, 26339e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar CXCursor); 26343387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall} *CXCursorVisitorBlock; 26353387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall 26363387c65a094a02b2a94c05111d035a97d3d5c794David Chisnallstatic enum CXChildVisitResult visitWithBlock(CXCursor cursor, CXCursor parent, 26373387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall CXClientData client_data) { 26383387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall CXCursorVisitorBlock block = (CXCursorVisitorBlock)client_data; 26393387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall return block->invoke(block, cursor, parent); 26403387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall} 26413387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall#endif 26423387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall 26433387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall 26449e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbarunsigned clang_visitChildrenWithBlock(CXCursor parent, 26459e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar CXCursorVisitorBlock block) { 26463387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall return clang_visitChildren(parent, visitWithBlock, block); 26473387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall} 26483387c65a094a02b2a94c05111d035a97d3d5c794David Chisnall 264978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregorstatic CXString getDeclSpelling(Decl *D) { 265078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D); 265178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (!ND) 2652ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2653f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 265478205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCMethodDecl *OMD = dyn_cast<ObjCMethodDecl>(ND)) 2655ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OMD->getSelector().getAsString()); 2656f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 265778205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor if (ObjCCategoryImplDecl *CIMP = dyn_cast<ObjCCategoryImplDecl>(ND)) 265878205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // No, this isn't the same as the code below. getIdentifier() is non-virtual 265978205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // and returns different names. NamedDecl returns the class name and 266078205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor // ObjCCategoryImplDecl returns the category name. 2661ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(CIMP->getIdentifier()->getNameStart()); 2662f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 26630a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor if (isa<UsingDirectiveDecl>(D)) 26640a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor return createCXString(""); 26650a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor 266650aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::SmallString<1024> S; 266750aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek llvm::raw_svector_ostream os(S); 266850aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek ND->printName(os); 266950aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek 267050aa6acd0b8d40c8956372a69e0a73f0802a5494Ted Kremenek return createCXString(os.str()); 267178205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor} 2672f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 26739ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXString clang_getCursorSpelling(CXCursor C) { 26747eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor if (clang_isTranslationUnit(C.kind)) 2675b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getTranslationUnitSpelling(C.data[2]); 26767eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 2677f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff if (clang_isReference(C.kind)) { 2678f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff switch (C.kind) { 2679acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCSuperClassRef: { 26802e331b938b38057e333fab0ba841130ea8467794Douglas Gregor ObjCInterfaceDecl *Super = getCursorObjCSuperClassRef(C).first; 2681ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Super->getIdentifier()->getNameStart()); 2682acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 2683acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCClassRef: { 26841adb082a709f7b588f03672999294e061234b2cfDouglas Gregor ObjCInterfaceDecl *Class = getCursorObjCClassRef(C).first; 2685ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(Class->getIdentifier()->getNameStart()); 2686acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 2687acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar case CXCursor_ObjCProtocolRef: { 268878db0cdd49ec24034a5b2a4210fcda03a0919a81Douglas Gregor ObjCProtocolDecl *OID = getCursorObjCProtocolRef(C).first; 2689f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor assert(OID && "getCursorSpelling(): Missing protocol decl"); 2690ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(OID->getIdentifier()->getNameStart()); 2691acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar } 26923064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 26933064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXBaseSpecifier *B = getCursorCXXBaseSpecifier(C); 26943064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return createCXString(B->getType().getAsString()); 26953064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 26967d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor case CXCursor_TypeRef: { 26977d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor TypeDecl *Type = getCursorTypeRef(C).first; 26987d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor assert(Type && "Missing type decl"); 26997d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2700ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getCursorContext(C).getTypeDeclType(Type). 2701ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek getAsString()); 27027d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 27030b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: { 27040b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor TemplateDecl *Template = getCursorTemplateRef(C).first; 27056931900f43cea558c6974075256c07728dbfecc6Douglas Gregor assert(Template && "Missing template decl"); 27060b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 27070b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return createCXString(Template->getNameAsString()); 27080b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor } 27096931900f43cea558c6974075256c07728dbfecc6Douglas Gregor 27106931900f43cea558c6974075256c07728dbfecc6Douglas Gregor case CXCursor_NamespaceRef: { 27116931900f43cea558c6974075256c07728dbfecc6Douglas Gregor NamedDecl *NS = getCursorNamespaceRef(C).first; 27126931900f43cea558c6974075256c07728dbfecc6Douglas Gregor assert(NS && "Missing namespace decl"); 27136931900f43cea558c6974075256c07728dbfecc6Douglas Gregor 27146931900f43cea558c6974075256c07728dbfecc6Douglas Gregor return createCXString(NS->getNameAsString()); 27156931900f43cea558c6974075256c07728dbfecc6Douglas Gregor } 27167d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 2717a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor case CXCursor_MemberRef: { 2718a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor FieldDecl *Field = getCursorMemberRef(C).first; 2719a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor assert(Field && "Missing member decl"); 2720a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 2721a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return createCXString(Field->getNameAsString()); 2722a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } 2723a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 272436897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor case CXCursor_LabelRef: { 272536897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor LabelStmt *Label = getCursorLabelRef(C).first; 272636897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor assert(Label && "Missing label"); 272736897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 272836897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return createCXString(Label->getID()->getName()); 272936897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor } 273036897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 27311f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case CXCursor_OverloadedDeclRef: { 27321f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(C).first; 27331f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (Decl *D = Storage.dyn_cast<Decl *>()) { 27341f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (NamedDecl *ND = dyn_cast<NamedDecl>(D)) 27351f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return createCXString(ND->getNameAsString()); 27361f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return createCXString(""); 27371f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor } 27381f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (OverloadExpr *E = Storage.dyn_cast<OverloadExpr *>()) 27391f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return createCXString(E->getName().getAsString()); 27401f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor OverloadedTemplateStorage *Ovl 27411f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor = Storage.get<OverloadedTemplateStorage*>(); 27421f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (Ovl->size() == 0) 27431f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return createCXString(""); 27441f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return createCXString((*Ovl->begin())->getNameAsString()); 27451f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor } 27461f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 2747acca725aeff400274fab552fc83d87af8a11995dDaniel Dunbar default: 2748ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString("<not implemented>"); 2749f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 2750f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff } 275197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 275297b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 275397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor Decl *D = getDeclFromExpr(getCursorExpr(C)); 275497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 275578205d4bada39d95097e766af9eb30cdd0159461Douglas Gregor return getDeclSpelling(D); 2756ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 275797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 275897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 275936897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor if (clang_isStatement(C.kind)) { 276036897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor Stmt *S = getCursorStmt(C); 276136897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor if (LabelStmt *Label = dyn_cast_or_null<LabelStmt>(S)) 276236897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return createCXString(Label->getID()->getName()); 276336897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 276436897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return createCXString(""); 276536897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor } 276636897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 27674ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 27684ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor return createCXString(getCursorMacroInstantiation(C)->getName() 27694ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor ->getNameStart()); 27704ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor 2771572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 2772572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString(getCursorMacroDefinition(C)->getName() 2773572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor ->getNameStart()); 2774572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 2775ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (C.kind == CXCursor_InclusionDirective) 2776ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return createCXString(getCursorInclusionDirective(C)->getFileName()); 2777ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 277860cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor if (clang_isDeclaration(C.kind)) 277960cbfacd947590f83257a4191566dda92fbbde69Douglas Gregor return getDeclSpelling(getCursorDecl(C)); 2780e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 2781ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 2782f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 2783f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 2784358559d8d7b458c5f64941842383a16e61f0828dDouglas GregorCXString clang_getCursorDisplayName(CXCursor C) { 2785358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (!clang_isDeclaration(C.kind)) 2786358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor return clang_getCursorSpelling(C); 2787358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2788358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor Decl *D = getCursorDecl(C); 2789358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (!D) 2790358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor return createCXString(""); 2791358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2792358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor PrintingPolicy &Policy = getCursorContext(C).PrintingPolicy; 2793358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (FunctionTemplateDecl *FunTmpl = dyn_cast<FunctionTemplateDecl>(D)) 2794358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor D = FunTmpl->getTemplatedDecl(); 2795358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2796358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (FunctionDecl *Function = dyn_cast<FunctionDecl>(D)) { 2797358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor llvm::SmallString<64> Str; 2798358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor llvm::raw_svector_ostream OS(Str); 2799358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << Function->getNameAsString(); 2800358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (Function->getPrimaryTemplate()) 2801358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << "<>"; 2802358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << "("; 2803358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor for (unsigned I = 0, N = Function->getNumParams(); I != N; ++I) { 2804358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (I) 2805358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << ", "; 2806358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << Function->getParamDecl(I)->getType().getAsString(Policy); 2807358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor } 2808358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2809358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (Function->isVariadic()) { 2810358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (Function->getNumParams()) 2811358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << ", "; 2812358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << "..."; 2813358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor } 2814358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << ")"; 2815358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor return createCXString(OS.str()); 2816358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor } 2817358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2818358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (ClassTemplateDecl *ClassTemplate = dyn_cast<ClassTemplateDecl>(D)) { 2819358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor llvm::SmallString<64> Str; 2820358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor llvm::raw_svector_ostream OS(Str); 2821358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << ClassTemplate->getNameAsString(); 2822358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << "<"; 2823358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor TemplateParameterList *Params = ClassTemplate->getTemplateParameters(); 2824358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor for (unsigned I = 0, N = Params->size(); I != N; ++I) { 2825358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (I) 2826358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << ", "; 2827358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2828358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor NamedDecl *Param = Params->getParam(I); 2829358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (Param->getIdentifier()) { 2830358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << Param->getIdentifier()->getName(); 2831358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor continue; 2832358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor } 2833358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2834358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor // There is no parameter name, which makes this tricky. Try to come up 2835358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor // with something useful that isn't too long. 2836358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (TemplateTypeParmDecl *TTP = dyn_cast<TemplateTypeParmDecl>(Param)) 2837358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << (TTP->wasDeclaredWithTypename()? "typename" : "class"); 2838358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor else if (NonTypeTemplateParmDecl *NTTP 2839358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor = dyn_cast<NonTypeTemplateParmDecl>(Param)) 2840358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << NTTP->getType().getAsString(Policy); 2841358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor else 2842358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << "template<...> class"; 2843358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor } 2844358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2845358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << ">"; 2846358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor return createCXString(OS.str()); 2847358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor } 2848358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2849358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (ClassTemplateSpecializationDecl *ClassSpec 2850358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor = dyn_cast<ClassTemplateSpecializationDecl>(D)) { 2851358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor // If the type was explicitly written, use that. 2852358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor if (TypeSourceInfo *TSInfo = ClassSpec->getTypeAsWritten()) 2853358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor return createCXString(TSInfo->getType().getAsString(Policy)); 2854358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2855358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor llvm::SmallString<64> Str; 2856358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor llvm::raw_svector_ostream OS(Str); 2857358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << ClassSpec->getNameAsString(); 2858358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor OS << TemplateSpecializationType::PrintTemplateArgumentList( 2859910f8008fea79120489a53593fe971b0b8a4a740Douglas Gregor ClassSpec->getTemplateArgs().data(), 2860910f8008fea79120489a53593fe971b0b8a4a740Douglas Gregor ClassSpec->getTemplateArgs().size(), 2861358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor Policy); 2862358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor return createCXString(OS.str()); 2863358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor } 2864358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2865358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor return clang_getCursorSpelling(C); 2866358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor} 2867358559d8d7b458c5f64941842383a16e61f0828dDouglas Gregor 2868e68fff6fc083c6270d835216a3de0b82c6ef0310Ted KremenekCXString clang_getCursorKindSpelling(enum CXCursorKind Kind) { 286989922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff switch (Kind) { 2870e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FunctionDecl: 2871e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FunctionDecl"); 2872e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypedefDecl: 2873e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypedefDecl"); 2874e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumDecl: 2875e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumDecl"); 2876e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_EnumConstantDecl: 2877e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("EnumConstantDecl"); 2878e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_StructDecl: 2879e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("StructDecl"); 2880e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnionDecl: 2881e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnionDecl"); 2882e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ClassDecl: 2883e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ClassDecl"); 2884e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_FieldDecl: 2885e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("FieldDecl"); 2886e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_VarDecl: 2887e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("VarDecl"); 2888e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ParmDecl: 2889e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ParmDecl"); 2890e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInterfaceDecl: 2891e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInterfaceDecl"); 2892e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryDecl: 2893e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryDecl"); 2894e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolDecl: 2895e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolDecl"); 2896e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCPropertyDecl: 2897e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCPropertyDecl"); 2898e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCIvarDecl: 2899e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCIvarDecl"); 2900e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCInstanceMethodDecl: 2901e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCInstanceMethodDecl"); 2902e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassMethodDecl: 2903e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassMethodDecl"); 2904e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCImplementationDecl: 2905e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCImplementationDecl"); 2906e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCCategoryImplDecl: 2907e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCCategoryImplDecl"); 29088bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek case CXCursor_CXXMethod: 29098bd5a69999cfd06b6b5a58fdd04e4f802b2df5a4Ted Kremenek return createCXString("CXXMethod"); 2910e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedDecl: 2911e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedDecl"); 2912e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCSuperClassRef: 2913e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCSuperClassRef"); 2914e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCProtocolRef: 2915e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCProtocolRef"); 2916e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCClassRef: 2917e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCClassRef"); 2918e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TypeRef: 2919e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TypeRef"); 29200b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: 29210b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return createCXString("TemplateRef"); 29226931900f43cea558c6974075256c07728dbfecc6Douglas Gregor case CXCursor_NamespaceRef: 29236931900f43cea558c6974075256c07728dbfecc6Douglas Gregor return createCXString("NamespaceRef"); 2924a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor case CXCursor_MemberRef: 2925a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return createCXString("MemberRef"); 292636897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor case CXCursor_LabelRef: 292736897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return createCXString("LabelRef"); 29281f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case CXCursor_OverloadedDeclRef: 29291f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return createCXString("OverloadedDeclRef"); 2930e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedExpr: 2931e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedExpr"); 29321ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek case CXCursor_BlockExpr: 29331ee6cad59f017601ea54fbb4f62a6e8d69897e3eTed Kremenek return createCXString("BlockExpr"); 2934e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_DeclRefExpr: 2935e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("DeclRefExpr"); 2936e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_MemberRefExpr: 2937e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("MemberRefExpr"); 2938e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_CallExpr: 2939e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("CallExpr"); 2940e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_ObjCMessageExpr: 2941e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("ObjCMessageExpr"); 2942e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_UnexposedStmt: 2943e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("UnexposedStmt"); 294436897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor case CXCursor_LabelStmt: 294536897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return createCXString("LabelStmt"); 2946e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_InvalidFile: 2947e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("InvalidFile"); 2948292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek case CXCursor_InvalidCode: 2949292db6401f040795db3ea4e00fc02622d6c3ba1dTed Kremenek return createCXString("InvalidCode"); 2950e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NoDeclFound: 2951e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NoDeclFound"); 2952e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_NotImplemented: 2953e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("NotImplemented"); 2954e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek case CXCursor_TranslationUnit: 2955e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString("TranslationUnit"); 2956e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_UnexposedAttr: 2957e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("UnexposedAttr"); 2958e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek case CXCursor_IBActionAttr: 2959e77f443dbca8cdc23e5aa94a2653367e4a7cbe47Ted Kremenek return createCXString("attribute(ibaction)"); 29609f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_IBOutletAttr: 29619f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("attribute(iboutlet)"); 2962857e918a8a40deb128840308a318bf623d68295fTed Kremenek case CXCursor_IBOutletCollectionAttr: 2963857e918a8a40deb128840308a318bf623d68295fTed Kremenek return createCXString("attribute(iboutletcollection)"); 29649f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor case CXCursor_PreprocessingDirective: 29659f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return createCXString("preprocessing directive"); 2966572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor case CXCursor_MacroDefinition: 2967572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return createCXString("macro definition"); 29684807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor case CXCursor_MacroInstantiation: 29694807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return createCXString("macro instantiation"); 2970ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor case CXCursor_InclusionDirective: 2971ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return createCXString("inclusion directive"); 29728f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek case CXCursor_Namespace: 29738f06e0e9fec3ca501e5fb129f413adbfc88e82f8Ted Kremenek return createCXString("Namespace"); 2974a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek case CXCursor_LinkageSpec: 2975a0536d8dd900bb48ea886bd68d777b03b061c068Ted Kremenek return createCXString("LinkageSpec"); 29763064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: 29773064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return createCXString("C++ base class specifier"); 297801829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case CXCursor_Constructor: 297901829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return createCXString("CXXConstructor"); 298001829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case CXCursor_Destructor: 298101829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return createCXString("CXXDestructor"); 298201829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor case CXCursor_ConversionFunction: 298301829d3afafdfd355cbe93537bc408aeeed964c6Douglas Gregor return createCXString("CXXConversion"); 2984fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_TemplateTypeParameter: 2985fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("TemplateTypeParameter"); 2986fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_NonTypeTemplateParameter: 2987fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("NonTypeTemplateParameter"); 2988fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_TemplateTemplateParameter: 2989fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("TemplateTemplateParameter"); 2990fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor case CXCursor_FunctionTemplate: 2991fe72e9ceeae6cc8669cd8bb722425300190638eaDouglas Gregor return createCXString("FunctionTemplate"); 299239d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor case CXCursor_ClassTemplate: 299339d6f07b056c31e1e6b5946165ed4b23e7887f22Douglas Gregor return createCXString("ClassTemplate"); 299474dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor case CXCursor_ClassTemplatePartialSpecialization: 299574dbe640021d96a8dbb85c592471c04449ade81cDouglas Gregor return createCXString("ClassTemplatePartialSpecialization"); 29966931900f43cea558c6974075256c07728dbfecc6Douglas Gregor case CXCursor_NamespaceAlias: 29976931900f43cea558c6974075256c07728dbfecc6Douglas Gregor return createCXString("NamespaceAlias"); 29980a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor case CXCursor_UsingDirective: 29990a35bceb7768fc0be62cb644a4e31d8bfd9fb44aDouglas Gregor return createCXString("UsingDirective"); 30007e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor case CXCursor_UsingDeclaration: 30017e24256c95afb64b4d5abf201a0f9f0527cb4cf3Douglas Gregor return createCXString("UsingDeclaration"); 300289922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff } 3003e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 3004deb06bd3566e18f677e76bc435d478b033fe328bTed Kremenek llvm_unreachable("Unhandled CXCursorKind"); 3005e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return createCXString(NULL); 3006600866cc7d6d9ec2e27d4b6d6ec461f6463b5ab6Steve Naroff} 300789922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff 3008e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenekenum CXChildVisitResult GetCursorVisitor(CXCursor cursor, 3009e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CXCursor parent, 301033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXClientData client_data) { 301133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor *BestCursor = static_cast<CXCursor *>(client_data); 301293798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor 301393798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor // If our current best cursor is the construction of a temporary object, 301493798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor // don't replace that cursor with a type reference, because we want 301593798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor // clang_getCursor() to point at the constructor. 301693798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor if (clang_isExpression(BestCursor->kind) && 301793798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor isa<CXXTemporaryObjectExpr>(getCursorExpr(*BestCursor)) && 301893798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor cursor.kind == CXCursor_TypeRef) 301993798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor return CXChildVisit_Recurse; 302093798e25d68e2d146cff9bd0355d4b7b1ca765f1Douglas Gregor 302133e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor *BestCursor = cursor; 302233e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor return CXChildVisit_Recurse; 302333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor} 3024e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 3025b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas GregorCXCursor clang_getCursor(CXTranslationUnit TU, CXSourceLocation Loc) { 3026b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor if (!TU) 3027f462989fe8d6f59ab2d7d0fe2b4b96292ce706eaTed Kremenek return clang_getNullCursor(); 3028e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek 3029b979034b100be14de2223f2b8f6cc7a3275cbe4fDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 3030bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 3031bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 3032a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // Translate the given source location to make it point at the beginning of 3033a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // the token under the cursor. 3034a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek SourceLocation SLoc = cxloc::translateSourceLocation(Loc); 3035a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 3036a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // Guard against an invalid SourceLocation, or we may assert in one 3037a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek // of the following calls. 3038a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek if (SLoc.isInvalid()) 3039a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek return clang_getNullCursor(); 3040a629ea42f6bc095190db2f3932b60a0be14f3d34Ted Kremenek 304140749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor bool Logging = getenv("LIBCLANG_LOGGING"); 3042a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SLoc = Lexer::GetBeginningOfToken(SLoc, CXXUnit->getSourceManager(), 3043a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor CXXUnit->getASTContext().getLangOptions()); 3044a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 304533e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Result = MakeCXCursorInvalid(CXCursor_NoDeclFound); 304633e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (SLoc.isValid()) { 304733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // FIXME: Would be great to have a "hint" cursor, then walk from that 304833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // hint cursor upward until we find a cursor whose source range encloses 304933e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor // the region of interest, rather than starting from the translation unit. 305033e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CXCursor Parent = clang_getTranslationUnitCursor(CXXUnit); 3051e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek CursorVisitor CursorVis(CXXUnit, GetCursorVisitor, &Result, 3052a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Decl::MaxPCHLevel, SourceLocation(SLoc)); 305333e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor CursorVis.VisitChildren(Parent); 305477128ddd3077fc045751a55bb3226802b15d5510Steve Naroff } 305540749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor 305640749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor if (Logging) { 305740749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor CXFile SearchFile; 305840749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor unsigned SearchLine, SearchColumn; 305940749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor CXFile ResultFile; 306040749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor unsigned ResultLine, ResultColumn; 306140749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor CXString SearchFileName, ResultFileName, KindSpelling; 306240749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor CXSourceLocation ResultLoc = clang_getCursorLocation(Result); 306340749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor 306440749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_getInstantiationLocation(Loc, &SearchFile, &SearchLine, &SearchColumn, 306540749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor 0); 306640749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_getInstantiationLocation(ResultLoc, &ResultFile, &ResultLine, 306740749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor &ResultColumn, 0); 306840749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor SearchFileName = clang_getFileName(SearchFile); 306940749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor ResultFileName = clang_getFileName(ResultFile); 307040749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor KindSpelling = clang_getCursorKindSpelling(Result.kind); 307140749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor fprintf(stderr, "clang_getCursor(%s:%d:%d) = %s(%s:%d:%d)\n", 307240749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_getCString(SearchFileName), SearchLine, SearchColumn, 307340749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_getCString(KindSpelling), 307440749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_getCString(ResultFileName), ResultLine, ResultColumn); 307540749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_disposeString(SearchFileName); 307640749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_disposeString(ResultFileName); 307740749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor clang_disposeString(KindSpelling); 307840749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor } 307940749ee585abc84fbb3c8fdbd8aaac062f153062Douglas Gregor 3080e68fff6fc083c6270d835216a3de0b82c6ef0310Ted Kremenek return Result; 308177128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 308277128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 3083738855554394a6afcf39cc8345fd22c3756b8dd0Ted KremenekCXCursor clang_getNullCursor(void) { 30845bfb8c128c2ac8eb4032afc180cdc400a0f953caDouglas Gregor return MakeCXCursorInvalid(CXCursor_InvalidFile); 3085738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 3086738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek 3087738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenekunsigned clang_equalCursors(CXCursor X, CXCursor Y) { 3088283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor return X == Y; 3089738855554394a6afcf39cc8345fd22c3756b8dd0Ted Kremenek} 30900d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbar 30919ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isInvalid(enum CXCursorKind K) { 309277128ddd3077fc045751a55bb3226802b15d5510Steve Naroff return K >= CXCursor_FirstInvalid && K <= CXCursor_LastInvalid; 309377128ddd3077fc045751a55bb3226802b15d5510Steve Naroff} 309477128ddd3077fc045751a55bb3226802b15d5510Steve Naroff 30959ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isDeclaration(enum CXCursorKind K) { 309689922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff return K >= CXCursor_FirstDecl && K <= CXCursor_LastDecl; 309789922f86f4e7da383af2a62ef04ad8b93b941220Steve Naroff} 30982d4d629d8a0de5112c7ae9d05c03ddbf6dcd956aSteve Naroff 30999ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbarunsigned clang_isReference(enum CXCursorKind K) { 3100f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff return K >= CXCursor_FirstRef && K <= CXCursor_LastRef; 3101f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff} 3102f334b4e3eda5a39f041fe13f805dbb53535daa2fSteve Naroff 310397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isExpression(enum CXCursorKind K) { 310497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstExpr && K <= CXCursor_LastExpr; 310597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 310697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 310797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregorunsigned clang_isStatement(enum CXCursorKind K) { 310897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return K >= CXCursor_FirstStmt && K <= CXCursor_LastStmt; 310997b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor} 311097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 31117eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregorunsigned clang_isTranslationUnit(enum CXCursorKind K) { 31127eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor return K == CXCursor_TranslationUnit; 31137eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor} 31147eaa8ae8692c5cd3eed8cb334fe5346470522091Douglas Gregor 31159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregorunsigned clang_isPreprocessing(enum CXCursorKind K) { 31169f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return K >= CXCursor_FirstPreprocessing && K <= CXCursor_LastPreprocessing; 31179f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor} 31189f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor 3119ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenekunsigned clang_isUnexposed(enum CXCursorKind K) { 3120ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek switch (K) { 3121ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedDecl: 3122ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedExpr: 3123ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedStmt: 3124ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek case CXCursor_UnexposedAttr: 3125ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return true; 3126ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek default: 3127ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek return false; 3128ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek } 3129ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek} 3130ad6eff611a4391f89fd6c458db16993f76e7f5d0Ted Kremenek 31319ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel DunbarCXCursorKind clang_getCursorKind(CXCursor C) { 31329efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff return C.kind; 31339efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff} 31349efa767be8e9f2dae509d3a0be93ade01bfa1560Steve Naroff 313598258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas GregorCXSourceLocation clang_getCursorLocation(CXCursor C) { 313698258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor if (clang_isReference(C.kind)) { 3137f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor switch (C.kind) { 3138f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCSuperClassRef: { 3139f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 3140f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCSuperClassRef(C); 3141a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 3142f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 3143f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 3144f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 3145f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCProtocolDecl *, SourceLocation> P 3146f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCProtocolRef(C); 3147a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 3148f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 3149f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor 3150f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: { 3151f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor std::pair<ObjCInterfaceDecl *, SourceLocation> P 3152f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor = getCursorObjCClassRef(C); 3153a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 3154f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 31557d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3156f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: { 31577d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor std::pair<TypeDecl *, SourceLocation> P = getCursorTypeRef(C); 3158a297de20bde673b1a2ad67fa5eafd37fea4227fcTed Kremenek return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 31597d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor } 31600b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 31610b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: { 31620b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor std::pair<TemplateDecl *, SourceLocation> P = getCursorTemplateRef(C); 31630b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 31640b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor } 31650b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 31666931900f43cea558c6974075256c07728dbfecc6Douglas Gregor case CXCursor_NamespaceRef: { 31676931900f43cea558c6974075256c07728dbfecc6Douglas Gregor std::pair<NamedDecl *, SourceLocation> P = getCursorNamespaceRef(C); 31686931900f43cea558c6974075256c07728dbfecc6Douglas Gregor return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 31696931900f43cea558c6974075256c07728dbfecc6Douglas Gregor } 31706931900f43cea558c6974075256c07728dbfecc6Douglas Gregor 3171a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor case CXCursor_MemberRef: { 3172a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor std::pair<FieldDecl *, SourceLocation> P = getCursorMemberRef(C); 3173a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return cxloc::translateSourceLocation(P.first->getASTContext(), P.second); 3174a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor } 3175a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 31763064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 31771b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor CXXBaseSpecifier *BaseSpec = getCursorCXXBaseSpecifier(C); 31781b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor if (!BaseSpec) 31791b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor return clang_getNullLocation(); 31801b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor 31811b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor if (TypeSourceInfo *TSInfo = BaseSpec->getTypeSourceInfo()) 31821b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), 31831b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor TSInfo->getTypeLoc().getBeginLoc()); 31841b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor 31851b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), 31861b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor BaseSpec->getSourceRange().getBegin()); 31873064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 3188f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 318936897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor case CXCursor_LabelRef: { 319036897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor std::pair<LabelStmt *, SourceLocation> P = getCursorLabelRef(C); 319136897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), P.second); 319236897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor } 319336897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 31941f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case CXCursor_OverloadedDeclRef: 31951f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), 31961f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor getCursorOverloadedDeclRef(C).second); 31971f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 3198f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor default: 3199f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 3200f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor llvm_unreachable("Missed a reference kind"); 3201f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor } 320298258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor } 320397b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 320497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 3205f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceLocation(getCursorContext(C), 320697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor getLocationFromExpr(getCursorExpr(C))); 320797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 320836897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor if (clang_isStatement(C.kind)) 320936897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), 321036897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor getCursorStmt(C)->getLocStart()); 321136897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 32129f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (C.kind == CXCursor_PreprocessingDirective) { 32139f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceLocation L = cxcursor::getCursorPreprocessingDirective(C).getBegin(); 32149f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 32159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 32164807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 32174807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 32184ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor SourceLocation L 32194ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor = cxcursor::getCursorMacroInstantiation(C)->getSourceRange().getBegin(); 32204807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 32214807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor } 3222572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 3223572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor if (C.kind == CXCursor_MacroDefinition) { 3224572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor SourceLocation L = cxcursor::getCursorMacroDefinition(C)->getLocation(); 3225572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 3226572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor } 3227ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 3228ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (C.kind == CXCursor_InclusionDirective) { 3229ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor SourceLocation L 3230ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor = cxcursor::getCursorInclusionDirective(C)->getSourceRange().getBegin(); 3231ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), L); 3232ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor } 3233ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 32349a700d277c38d9afaa7cb3fe93a714bfe9b62eecTed Kremenek if (C.kind < CXCursor_FirstDecl || C.kind > CXCursor_LastDecl) 32355352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullLocation(); 323698258afae66bab39b0c57a3efb6b20d4fbb5746cDouglas Gregor 3237f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Decl *D = getCursorDecl(C); 3238f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor SourceLocation Loc = D->getLocation(); 3239f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor if (ObjCInterfaceDecl *Class = dyn_cast<ObjCInterfaceDecl>(D)) 3240f46034af49435a4d1a0085a4738343122aeb6521Douglas Gregor Loc = Class->getClassLoc(); 3241007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // FIXME: Multiple variables declared in a single declaration 3242007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // currently lack the information needed to correctly determine their 3243007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // ranges when accounting for the type-specifier. We use context 3244007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // stored in the CXCursor to determine if the VarDecl is in a DeclGroup, 3245007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // and if so, whether it is the first decl. 3246007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek if (VarDecl *VD = dyn_cast<VarDecl>(D)) { 3247007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek if (!cxcursor::isFirstInDeclGroup(C)) 3248007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek Loc = VD->getLocation(); 3249007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek } 3250007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek 32512ca54feee89d7277fb967e3247a64f40ef155a82Douglas Gregor return cxloc::translateSourceLocation(getCursorContext(C), Loc); 325288145034694ed5267fa6fa5febc54fadc02bd479Steve Naroff} 3253a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor 3254a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor} // end extern "C" 3255a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 3256a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorstatic SourceRange getRawCursorExtent(CXCursor C) { 3257a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor if (clang_isReference(C.kind)) { 3258a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor switch (C.kind) { 3259a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCSuperClassRef: 3260a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCSuperClassRef(C).second; 3261f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3262a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCProtocolRef: 3263a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCProtocolRef(C).second; 3264f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3265a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_ObjCClassRef: 3266a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorObjCClassRef(C).second; 32677d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3268a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor case CXCursor_TypeRef: 3269a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorTypeRef(C).second; 32700b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 32710b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: 32720b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return getCursorTemplateRef(C).second; 32730b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 32746931900f43cea558c6974075256c07728dbfecc6Douglas Gregor case CXCursor_NamespaceRef: 32756931900f43cea558c6974075256c07728dbfecc6Douglas Gregor return getCursorNamespaceRef(C).second; 3276a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 3277a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor case CXCursor_MemberRef: 3278a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return getCursorMemberRef(C).second; 3279a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 32803064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: 32811b0f7af64113b63253ced088a2bc64eb98e6f388Douglas Gregor return getCursorCXXBaseSpecifier(C)->getSourceRange(); 3282f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 328336897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor case CXCursor_LabelRef: 328436897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return getCursorLabelRef(C).second; 328536897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 32861f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case CXCursor_OverloadedDeclRef: 32871f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return getCursorOverloadedDeclRef(C).second; 32881f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 3289a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor default: 3290a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor // FIXME: Need a way to enumerate all non-reference cases. 3291a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor llvm_unreachable("Missed a reference kind"); 3292a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 3293a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor } 329497b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 329597b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) 3296a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorExpr(C)->getSourceRange(); 329733e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor 329833e9abd21083a0191a7676a04b497006d2da184dDouglas Gregor if (clang_isStatement(C.kind)) 3299a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return getCursorStmt(C)->getSourceRange(); 3300f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3301a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_PreprocessingDirective) 3302a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorPreprocessingDirective(C); 33034807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor 3304a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroInstantiation) 3305a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroInstantiation(C)->getSourceRange(); 3306572feb2a190b5e8b04fb06c4ac50ee0f61e93ff0Douglas Gregor 3307a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (C.kind == CXCursor_MacroDefinition) 3308a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxcursor::getCursorMacroDefinition(C)->getSourceRange(); 3309ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 3310ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (C.kind == CXCursor_InclusionDirective) 3311ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return cxcursor::getCursorInclusionDirective(C)->getSourceRange(); 3312ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 3313007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek if (C.kind >= CXCursor_FirstDecl && C.kind <= CXCursor_LastDecl) { 3314007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek Decl *D = cxcursor::getCursorDecl(C); 3315007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek SourceRange R = D->getSourceRange(); 3316007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // FIXME: Multiple variables declared in a single declaration 3317007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // currently lack the information needed to correctly determine their 3318007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // ranges when accounting for the type-specifier. We use context 3319007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // stored in the CXCursor to determine if the VarDecl is in a DeclGroup, 3320007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek // and if so, whether it is the first decl. 3321007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek if (VarDecl *VD = dyn_cast<VarDecl>(D)) { 3322007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek if (!cxcursor::isFirstInDeclGroup(C)) 3323007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek R.setBegin(VD->getLocation()); 3324007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek } 3325007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek return R; 3326007a7c9d8dcdb2e9cd94b6075108bfc4c90e6ccdTed Kremenek } 3327ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return SourceRange();} 3328a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 3329a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregorextern "C" { 3330a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor 3331a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas GregorCXSourceRange clang_getCursorExtent(CXCursor C) { 3332a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor SourceRange R = getRawCursorExtent(C); 3333a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor if (R.isInvalid()) 33345352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 3335f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3336a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor return cxloc::translateSourceRange(getCursorContext(C), R); 3337a7bde20f8c6334ccc3a7ef4dd77243d0921a8497Douglas Gregor} 3338c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 3339c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas GregorCXCursor clang_getCursorReferenced(CXCursor C) { 3340b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 3341b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 3342f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3343b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 33441f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (clang_isDeclaration(C.kind)) { 33451f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor Decl *D = getCursorDecl(C); 33461f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (UsingDecl *Using = dyn_cast<UsingDecl>(D)) 33471f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCursorOverloadedDeclRef(Using, D->getLocation(), CXXUnit); 33481f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (ObjCClassDecl *Classes = dyn_cast<ObjCClassDecl>(D)) 33491f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCursorOverloadedDeclRef(Classes, D->getLocation(), CXXUnit); 33501f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (ObjCForwardProtocolDecl *Protocols 33511f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor = dyn_cast<ObjCForwardProtocolDecl>(D)) 33521f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCursorOverloadedDeclRef(Protocols, D->getLocation(), CXXUnit); 33531f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 3354c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return C; 33551f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor } 33561f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 335797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isExpression(C.kind)) { 33581f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor Expr *E = getCursorExpr(C); 33591f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor Decl *D = getDeclFromExpr(E); 336097b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (D) 3361b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(D, CXXUnit); 33621f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 33631f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (OverloadExpr *Ovl = dyn_cast_or_null<OverloadExpr>(E)) 33641f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCursorOverloadedDeclRef(Ovl, CXXUnit); 33651f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 336697b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor return clang_getNullCursor(); 336797b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor } 336897b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor 336936897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor if (clang_isStatement(C.kind)) { 337036897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor Stmt *S = getCursorStmt(C); 337136897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor if (GotoStmt *Goto = dyn_cast_or_null<GotoStmt>(S)) 337236897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return MakeCXCursor(Goto->getLabel(), getCursorDecl(C), 337336897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor getCursorASTUnit(C)); 337436897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 337536897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return clang_getNullCursor(); 337636897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor } 337736897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 3378bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) { 3379bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (MacroDefinition *Def = getCursorMacroInstantiation(C)->getDefinition()) 3380bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return MakeMacroDefinitionCursor(Def, CXXUnit); 3381bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor } 3382bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 3383c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor if (!clang_isReference(C.kind)) 3384c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 3385f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3386c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor switch (C.kind) { 3387c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor case CXCursor_ObjCSuperClassRef: 3388b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCSuperClassRef(C).first, CXXUnit); 3389f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3390f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCProtocolRef: { 3391b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCProtocolRef(C).first, CXXUnit); 3392f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3393f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_ObjCClassRef: 3394b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(getCursorObjCClassRef(C).first, CXXUnit); 33957d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor 3396f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek case CXCursor_TypeRef: 33977d0d40e58807f73e06ff5eb637a48e9f978b0e2aDouglas Gregor return MakeCXCursor(getCursorTypeRef(C).first, CXXUnit); 33980b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 33990b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor case CXCursor_TemplateRef: 34000b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return MakeCXCursor(getCursorTemplateRef(C).first, CXXUnit); 34010b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor 34026931900f43cea558c6974075256c07728dbfecc6Douglas Gregor case CXCursor_NamespaceRef: 34036931900f43cea558c6974075256c07728dbfecc6Douglas Gregor return MakeCXCursor(getCursorNamespaceRef(C).first, CXXUnit); 34046931900f43cea558c6974075256c07728dbfecc6Douglas Gregor 3405a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor case CXCursor_MemberRef: 3406a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor return MakeCXCursor(getCursorMemberRef(C).first, CXXUnit); 3407a67e03fdf1ae8a1f92463a307d0b6281f1161f40Douglas Gregor 34083064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek case CXCursor_CXXBaseSpecifier: { 34093064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXBaseSpecifier *B = cxcursor::getCursorCXXBaseSpecifier(C); 34103064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek return clang_getTypeDeclaration(cxtype::MakeCXType(B->getType(), 34113064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek CXXUnit)); 34123064ef9e604d19a0cfd0d8e3ed3055bfd83f88fdTed Kremenek } 3413f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 341436897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor case CXCursor_LabelRef: 341536897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor // FIXME: We end up faking the "parent" declaration here because we 341636897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor // don't want to make CXCursor larger. 341736897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor return MakeCXCursor(getCursorLabelRef(C).first, 341836897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor CXXUnit->getASTContext().getTranslationUnitDecl(), 341936897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor CXXUnit); 342036897b05ca2886e287f01802614bc10cbadcec22Douglas Gregor 34211f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case CXCursor_OverloadedDeclRef: 34221f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return C; 34231f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 3424c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor default: 3425c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor // We would prefer to enumerate all non-reference cursor kinds here. 3426c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor llvm_unreachable("Unhandled reference cursor kind"); 3427c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor break; 3428c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 3429c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor } 3430f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3431c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor return clang_getNullCursor(); 3432c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor} 3433c5d1e9375d71e66d22456e7cc52cc7c0a5c65c3fDouglas Gregor 3434b699866820102a69d83d6ac6941985c5ef4e8c40Douglas GregorCXCursor clang_getCursorDefinition(CXCursor C) { 3435b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor if (clang_isInvalid(C.kind)) 3436b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getNullCursor(); 3437f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3438b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(C); 3439f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3440b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor bool WasReference = false; 344197b9872d5775446cb8aca1380e437649fe848d91Douglas Gregor if (clang_isReference(C.kind) || clang_isExpression(C.kind)) { 3442b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor C = clang_getCursorReferenced(C); 3443b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor WasReference = true; 3444b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 3445b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3446bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor if (C.kind == CXCursor_MacroInstantiation) 3447bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor return clang_getCursorReferenced(C); 3448bf7efa2742dc94363d3561d284c9d634fc5a780fDouglas Gregor 3449b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 3450b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3451b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3452b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Decl *D = getCursorDecl(C); 3453b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!D) 3454b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3455f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3456b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor switch (D->getKind()) { 3457b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't really separate the notions of 3458b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // declaration and definition. 3459b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Namespace: 3460b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Typedef: 3461b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTypeParm: 3462b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::EnumConstant: 3463b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Field: 3464b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCIvar: 3465b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCAtDefsField: 3466b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ImplicitParam: 3467b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ParmVar: 3468b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NonTypeTemplateParm: 3469b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TemplateTemplateParm: 3470b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategoryImpl: 3471b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCImplementation: 34726206d53f67613958ae1b023aba337ebb46f11a8bAbramo Bagnara case Decl::AccessSpec: 3473b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::LinkageSpec: 3474b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCPropertyImpl: 3475b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FileScopeAsm: 3476b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::StaticAssert: 3477b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Block: 3478b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 3479b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3480b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds that don't make any sense here, but are 3481b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // nonetheless harmless. 3482b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::TranslationUnit: 3483b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 3484b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3485b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Declaration kinds for which the definition is not resolvable. 3486b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingTypename: 3487b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UnresolvedUsingValue: 3488b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor break; 3489b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3490b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingDirective: 3491b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<UsingDirectiveDecl>(D)->getNominatedNamespace(), 3492b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 3493b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3494b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::NamespaceAlias: 3495b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(cast<NamespaceAliasDecl>(D)->getNamespace(), CXXUnit); 3496b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3497b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Enum: 3498b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Record: 3499b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXRecord: 3500b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplateSpecialization: 3501b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplatePartialSpecialization: 3502952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor if (TagDecl *Def = cast<TagDecl>(D)->getDefinition()) 3503b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 3504b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3505b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3506b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Function: 3507b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXMethod: 3508b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConstructor: 3509b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXDestructor: 3510b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::CXXConversion: { 3511b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 3512b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionDecl>(D)->getBody(Def)) 3513b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(const_cast<FunctionDecl *>(Def), CXXUnit); 3514b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3515b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 3516b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3517b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Var: { 351831310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl // Ask the variable if it has a definition. 351931310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl if (VarDecl *Def = cast<VarDecl>(D)->getDefinition()) 352031310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return MakeCXCursor(Def, CXXUnit); 352131310a21fb2a9f13950f864f681c86080b05d5b2Sebastian Redl return clang_getNullCursor(); 3522b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 3523f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3524b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FunctionTemplate: { 3525b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor const FunctionDecl *Def = 0; 3526b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (cast<FunctionTemplateDecl>(D)->getTemplatedDecl()->getBody(Def)) 3527b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def->getDescribedFunctionTemplate(), CXXUnit); 3528b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3529b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 3530f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3531b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ClassTemplate: { 3532b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (RecordDecl *Def = cast<ClassTemplateDecl>(D)->getTemplatedDecl() 3533952b017601f9c82b51119c3a1600f1312a833db9Douglas Gregor ->getDefinition()) 35340b36e614aa19df72885d5e0de996f7fbb9874ec3Douglas Gregor return MakeCXCursor(cast<CXXRecordDecl>(Def)->getDescribedClassTemplate(), 3535b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit); 3536b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3537b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 3538b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 35391f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case Decl::Using: 35401f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCursorOverloadedDeclRef(cast<UsingDecl>(D), 35411f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor D->getLocation(), CXXUnit); 3542b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3543b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::UsingShadow: 3544b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition( 3545f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek MakeCXCursor(cast<UsingShadowDecl>(D)->getTargetDecl(), 3546b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor CXXUnit)); 3547b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3548b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCMethod: { 3549b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor ObjCMethodDecl *Method = cast<ObjCMethodDecl>(D); 3550b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Method->isThisDeclarationADefinition()) 3551b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 3552b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3553b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // Dig out the method definition in the associated 3554b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // @implementation, if we have it. 3555b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: The ASTs should make finding the definition easier. 3556b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 3557b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = dyn_cast<ObjCInterfaceDecl>(Method->getDeclContext())) 3558b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCImplementationDecl *ClassImpl = Class->getImplementation()) 3559b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCMethodDecl *Def = ClassImpl->getMethod(Method->getSelector(), 3560b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor Method->isInstanceMethod())) 3561b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (Def->isThisDeclarationADefinition()) 3562b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Def, CXXUnit); 3563b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3564b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3565b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 3566b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3567b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCategory: 3568b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCCategoryImplDecl *Impl 3569b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCategoryDecl>(D)->getImplementation()) 3570b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 3571b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3572b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3573b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProtocol: 3574b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCProtocolDecl>(D)->isForwardDecl()) 3575b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 3576b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3577b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3578b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCInterface: 3579b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // There are two notions of a "definition" for an Objective-C 3580b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // class: the interface and its implementation. When we resolved a 3581b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // reference to an Objective-C class, produce the @interface as 3582b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // the definition; when we were provided with the interface, 3583b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // produce the @implementation as the definition. 3584b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (WasReference) { 3585b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!cast<ObjCInterfaceDecl>(D)->isForwardDecl()) 3586b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return C; 3587b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } else if (ObjCImplementationDecl *Impl 3588b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCInterfaceDecl>(D)->getImplementation()) 3589b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Impl, CXXUnit); 3590b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3591f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3592b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCProperty: 3593b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // FIXME: We don't really know where to find the 3594b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor // ObjCPropertyImplDecls that implement this property. 3595b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3596b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3597b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::ObjCCompatibleAlias: 3598b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (ObjCInterfaceDecl *Class 3599b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor = cast<ObjCCompatibleAliasDecl>(D)->getClassInterface()) 3600b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!Class->isForwardDecl()) 3601b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return MakeCXCursor(Class, CXXUnit); 3602f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3603b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3604b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 36051f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case Decl::ObjCForwardProtocol: 36061f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCursorOverloadedDeclRef(cast<ObjCForwardProtocolDecl>(D), 36071f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor D->getLocation(), CXXUnit); 3608b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 36091f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor case Decl::ObjCClass: 36109e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar return MakeCursorOverloadedDeclRef(cast<ObjCClassDecl>(D), D->getLocation(), 36111f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor CXXUnit); 3612b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3613b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::Friend: 3614b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendDecl>(D)->getFriendDecl()) 3615b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 3616b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3617b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3618b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor case Decl::FriendTemplate: 3619b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (NamedDecl *Friend = cast<FriendTemplateDecl>(D)->getFriendDecl()) 3620b2cd48756119f4d8d2a865b4b3e0e8efd02e26a0Douglas Gregor return clang_getCursorDefinition(MakeCXCursor(Friend, CXXUnit)); 3621b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3622b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor } 3623b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3624b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getNullCursor(); 3625b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 3626b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3627b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregorunsigned clang_isCursorDefinition(CXCursor C) { 3628b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor if (!clang_isDeclaration(C.kind)) 3629b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return 0; 3630b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 3631b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor return clang_getCursorDefinition(C) == C; 3632b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor} 3633b699866820102a69d83d6ac6941985c5ef4e8c40Douglas Gregor 36341f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregorunsigned clang_getNumOverloadedDecls(CXCursor C) { 36357c432dd959609a3689c2e4406450c092e6d76d6dDouglas Gregor if (C.kind != CXCursor_OverloadedDeclRef) 36361f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return 0; 36371f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36381f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(C).first; 36391f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (OverloadExpr *E = Storage.dyn_cast<OverloadExpr *>()) 36401f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return E->getNumDecls(); 36411f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36421f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (OverloadedTemplateStorage *S 36431f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor = Storage.dyn_cast<OverloadedTemplateStorage*>()) 36441f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return S->size(); 36451f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36461f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor Decl *D = Storage.get<Decl*>(); 36471f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (UsingDecl *Using = dyn_cast<UsingDecl>(D)) 3648826faa22bae112e01293a58534a40711043cce65Argyrios Kyrtzidis return Using->shadow_size(); 36491f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (ObjCClassDecl *Classes = dyn_cast<ObjCClassDecl>(D)) 36501f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return Classes->size(); 36511f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (ObjCForwardProtocolDecl *Protocols =dyn_cast<ObjCForwardProtocolDecl>(D)) 36521f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return Protocols->protocol_size(); 36531f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36541f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return 0; 36551f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor} 36561f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36571f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas GregorCXCursor clang_getOverloadedDecl(CXCursor cursor, unsigned index) { 36587c432dd959609a3689c2e4406450c092e6d76d6dDouglas Gregor if (cursor.kind != CXCursor_OverloadedDeclRef) 36591f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return clang_getNullCursor(); 36601f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36611f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (index >= clang_getNumOverloadedDecls(cursor)) 36621f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return clang_getNullCursor(); 36631f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36641f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor ASTUnit *Unit = getCursorASTUnit(cursor); 36651f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor OverloadedDeclRefStorage Storage = getCursorOverloadedDeclRef(cursor).first; 36661f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (OverloadExpr *E = Storage.dyn_cast<OverloadExpr *>()) 36671f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCXCursor(E->decls_begin()[index], Unit); 36681f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36691f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (OverloadedTemplateStorage *S 36701f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor = Storage.dyn_cast<OverloadedTemplateStorage*>()) 36711f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCXCursor(S->begin()[index], Unit); 36721f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36731f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor Decl *D = Storage.get<Decl*>(); 36741f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (UsingDecl *Using = dyn_cast<UsingDecl>(D)) { 36751f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor // FIXME: This is, unfortunately, linear time. 36761f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor UsingDecl::shadow_iterator Pos = Using->shadow_begin(); 36771f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor std::advance(Pos, index); 36781f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCXCursor(cast<UsingShadowDecl>(*Pos)->getTargetDecl(), Unit); 36791f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor } 36801f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36811f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (ObjCClassDecl *Classes = dyn_cast<ObjCClassDecl>(D)) 36821f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCXCursor(Classes->begin()[index].getInterface(), Unit); 36831f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36841f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor if (ObjCForwardProtocolDecl *Protocols = dyn_cast<ObjCForwardProtocolDecl>(D)) 36851f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return MakeCXCursor(Protocols->protocol_begin()[index], Unit); 36861f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36871f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor return clang_getNullCursor(); 36881f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor} 36891f60d9ea523fc321d811fe880ba9a1ec74fa8f9bDouglas Gregor 36900d7dd222381390731151455ff06358b93d04d6d1Daniel Dunbarvoid clang_getDefinitionSpellingAndExtent(CXCursor C, 36914ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **startBuf, 36924ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff const char **endBuf, 36934ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startLine, 36944ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *startColumn, 36954ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff unsigned *endLine, 36969ebfa31222a704690e9b6b30b7a135fe44364bc2Daniel Dunbar unsigned *endColumn) { 3697283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor assert(getCursorDecl(C) && "CXCursor has null decl"); 3698283cae37b03047c14ef918503bc46b08405c3b69Douglas Gregor NamedDecl *ND = static_cast<NamedDecl *>(getCursorDecl(C)); 36994ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff FunctionDecl *FD = dyn_cast<FunctionDecl>(ND); 37004ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff CompoundStmt *Body = dyn_cast<CompoundStmt>(FD->getBody()); 3701f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 37024ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff SourceManager &SM = FD->getASTContext().getSourceManager(); 37034ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startBuf = SM.getCharacterData(Body->getLBracLoc()); 37044ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endBuf = SM.getCharacterData(Body->getRBracLoc()); 37054ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startLine = SM.getSpellingLineNumber(Body->getLBracLoc()); 37064ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *startColumn = SM.getSpellingColumnNumber(Body->getLBracLoc()); 37074ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endLine = SM.getSpellingLineNumber(Body->getRBracLoc()); 37084ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc()); 37094ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff} 3710f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 37110a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregorvoid clang_enableStackTraces(void) { 37120a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor llvm::sys::PrintStackTraceOnErrorSignal(); 37130a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor} 37140a812cf707da15dadd19fdeb0178b9707f4e01a6Douglas Gregor 3715995aaf9c8f0131bef0215a9a0bc794b83a49e0b7Daniel Dunbarvoid clang_executeOnThread(void (*fn)(void*), void *user_data, 3716995aaf9c8f0131bef0215a9a0bc794b83a49e0b7Daniel Dunbar unsigned stack_size) { 3717995aaf9c8f0131bef0215a9a0bc794b83a49e0b7Daniel Dunbar llvm::llvm_execute_on_thread(fn, user_data, stack_size); 3718995aaf9c8f0131bef0215a9a0bc794b83a49e0b7Daniel Dunbar} 3719995aaf9c8f0131bef0215a9a0bc794b83a49e0b7Daniel Dunbar 3720fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 3721fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 3722fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 3723fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor// Token-based Operations. 3724fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 3725fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 3726fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor/* CXToken layout: 3727fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[0]: a CXTokenKind 3728fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[1]: starting token location 3729fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[2]: token length 3730fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * int_data[3]: reserved 3731f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek * ptr_data: for identifiers and keywords, an IdentifierInfo*. 3732fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor * otherwise unused. 3733fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor */ 3734fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorextern "C" { 3735fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 3736fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXTokenKind clang_getTokenKind(CXToken CXTok) { 3737fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return static_cast<CXTokenKind>(CXTok.int_data[0]); 3738fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 3739fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 3740fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXString clang_getTokenSpelling(CXTranslationUnit TU, CXToken CXTok) { 3741fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor switch (clang_getTokenKind(CXTok)) { 3742fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Identifier: 3743fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Keyword: 3744fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We know we have an IdentifierInfo*, so use that. 3745ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(static_cast<IdentifierInfo *>(CXTok.ptr_data) 3746ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek ->getNameStart()); 3747fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 3748fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Literal: { 3749fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // We have stashed the starting pointer in the ptr_data field. Use it. 3750fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor const char *Text = static_cast<const char *>(CXTok.ptr_data); 3751ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(llvm::StringRef(Text, CXTok.int_data[2])); 3752fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 3753f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3754fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Punctuation: 3755fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor case CXToken_Comment: 3756fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 3757fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 3758f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3759f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // We have to find the starting buffer pointer the hard way, by 3760fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // deconstructing the source location. 3761fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 3762fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 3763ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(""); 3764f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3765fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation Loc = SourceLocation::getFromRawEncoding(CXTok.int_data[1]); 3766fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 3767fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getSourceManager().getDecomposedLoc(Loc); 3768f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 3769f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 3770f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 3771f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 3772aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return createCXString(""); 3773fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 3774f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer return createCXString(Buffer.substr(LocInfo.second, CXTok.int_data[2])); 3775fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 3776f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3777fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceLocation clang_getTokenLocation(CXTranslationUnit TU, CXToken CXTok) { 3778fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 3779fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit) 3780fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return clang_getNullLocation(); 3781f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3782fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return cxloc::translateSourceLocation(CXXUnit->getASTContext(), 3783fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 3784fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 3785fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 3786fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas GregorCXSourceRange clang_getTokenExtent(CXTranslationUnit TU, CXToken CXTok) { 3787fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 37885352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor if (!CXXUnit) 37895352ac06d8f6194825bb2a99ffa009b61bafb503Douglas Gregor return clang_getNullRange(); 3790f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3791f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek return cxloc::translateSourceRange(CXXUnit->getASTContext(), 3792fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceLocation::getFromRawEncoding(CXTok.int_data[1])); 3793fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 3794f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3795fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_tokenize(CXTranslationUnit TU, CXSourceRange Range, 3796fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken **Tokens, unsigned *NumTokens) { 3797fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tokens) 3798fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = 0; 3799fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (NumTokens) 3800fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = 0; 3801f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3802fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 3803fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (!CXXUnit || !Tokens || !NumTokens) 3804fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 3805f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3806bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 3807bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor 380885b988fdfa6adab6d43e16efd19ad4f3f7e2b49bDaniel Dunbar SourceRange R = cxloc::translateCXSourceRange(Range); 3809fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (R.isInvalid()) 3810fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 3811f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3812fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 3813fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 3814fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getBegin()); 3815fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 3816fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(R.getEnd()); 3817f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3818fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Cannot tokenize across files. 3819fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (BeginLocInfo.first != EndLocInfo.first) 3820fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 3821f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3822f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek // Create a lexer 3823f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 3824f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buffer 3825f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid); 382647a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor if (Invalid) 382747a3fcd4afe122b23f9e7b6148f147bfa460cfe8Douglas Gregor return; 3828aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 3829fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 3830fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 3831f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer Buffer.begin(), Buffer.data() + BeginLocInfo.second, Buffer.end()); 3832fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.SetCommentRetentionState(true); 3833f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3834fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex tokens until we hit the end of the range. 3835f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *EffectiveBufferEnd = Buffer.data() + EndLocInfo.second; 3836fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor llvm::SmallVector<CXToken, 32> CXTokens; 3837fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Token Tok; 3838096428b351ebf5de9871ce11e06ba6f2d8276ab5David Chisnall bool previousWasAt = false; 3839fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor do { 3840fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Lex the next token 3841fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor Lex.LexFromRawLexer(Tok); 3842fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.is(tok::eof)) 3843fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor break; 3844f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3845fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // Initialize the CXToken. 3846fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken CXTok; 3847f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3848fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Common fields 3849fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[1] = Tok.getLocation().getRawEncoding(); 3850fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[2] = Tok.getLength(); 3851fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[3] = 0; 3852f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3853fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor // - Kind-specific fields 3854fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (Tok.isLiteral()) { 3855fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Literal; 3856fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = (void *)Tok.getLiteralData(); 3857fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::identifier)) { 3858aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor // Lookup the identifier to determine whether we have a keyword. 3859fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor std::pair<FileID, unsigned> LocInfo 3860fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = SourceMgr.getDecomposedLoc(Tok.getLocation()); 3861f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor bool Invalid = false; 3862f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer llvm::StringRef Buf 3863f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor = CXXUnit->getSourceManager().getBufferData(LocInfo.first, &Invalid); 3864f715ca12bfc9fddfde75f98a197424434428b821Douglas Gregor if (Invalid) 3865aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor return; 3866aea67dbd653a2dd6dd5cc2159279e81e855b2482Douglas Gregor 3867f6ac97b101c8840efa92bf29166077ce4049e293Benjamin Kramer const char *StartPos = Buf.data() + LocInfo.second; 3868fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor IdentifierInfo *II 3869fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor = CXXUnit->getPreprocessor().LookUpIdentifierInfo(Tok, StartPos); 3870aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek 3871096428b351ebf5de9871ce11e06ba6f2d8276ab5David Chisnall if ((II->getObjCKeywordID() != tok::objc_not_keyword) && previousWasAt) { 3872aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = CXToken_Keyword; 3873aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 3874aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek else { 3875aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXTok.int_data[0] = II->getTokenID() == tok::identifier? 3876aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek CXToken_Identifier 3877aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek : CXToken_Keyword; 3878aa8a66de0e7951ba5a305f3e5a39c9b14a318c42Ted Kremenek } 3879fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = II; 3880fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else if (Tok.is(tok::comment)) { 3881fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Comment; 3882fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 3883fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } else { 3884fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.int_data[0] = CXToken_Punctuation; 3885fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTok.ptr_data = 0; 3886fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } 3887fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXTokens.push_back(CXTok); 3888096428b351ebf5de9871ce11e06ba6f2d8276ab5David Chisnall previousWasAt = Tok.is(tok::at); 3889fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor } while (Lex.getBufferLocation() <= EffectiveBufferEnd); 3890f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3891fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor if (CXTokens.empty()) 3892fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor return; 3893f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 3894fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *Tokens = (CXToken *)malloc(sizeof(CXToken) * CXTokens.size()); 3895fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor memmove(*Tokens, CXTokens.data(), sizeof(CXToken) * CXTokens.size()); 3896fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor *NumTokens = CXTokens.size(); 3897fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 38980045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 38996db610934bedc6896393c1e1099525b35380acd6Ted Kremenekvoid clang_disposeTokens(CXTranslationUnit TU, 39006db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXToken *Tokens, unsigned NumTokens) { 39016db610934bedc6896393c1e1099525b35380acd6Ted Kremenek free(Tokens); 39026db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 39036db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 39046db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} // end: extern "C" 39056db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 39066db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 39076db610934bedc6896393c1e1099525b35380acd6Ted Kremenek// Token annotation APIs. 39086db610934bedc6896393c1e1099525b35380acd6Ted Kremenek//===----------------------------------------------------------------------===// 39096db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 39100045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregortypedef llvm::DenseMap<unsigned, CXCursor> AnnotateTokensData; 3911fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 3912fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXCursor parent, 3913fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXClientData client_data); 39146db610934bedc6896393c1e1099525b35380acd6Ted Kremeneknamespace { 39156db610934bedc6896393c1e1099525b35380acd6Ted Kremenekclass AnnotateTokensWorker { 39166db610934bedc6896393c1e1099525b35380acd6Ted Kremenek AnnotateTokensData &Annotated; 391711949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXToken *Tokens; 391811949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek CXCursor *Cursors; 391911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek unsigned NumTokens; 3920fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned TokIdx; 39214419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor unsigned PreprocessingTokIdx; 3922fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CursorVisitor AnnotateVis; 3923fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceManager &SrcMgr; 3924fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3925fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek bool MoreTokens() const { return TokIdx < NumTokens; } 3926fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek unsigned NextToken() const { return TokIdx; } 3927fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AdvanceToken() { ++TokIdx; } 3928fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation GetTokenLoc(unsigned tokI) { 3929fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return SourceLocation::getFromRawEncoding(Tokens[tokI].int_data[1]); 3930fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3931fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 39326db610934bedc6896393c1e1099525b35380acd6Ted Kremenekpublic: 393311949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensWorker(AnnotateTokensData &annotated, 3934fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXToken *tokens, CXCursor *cursors, unsigned numTokens, 3935fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek ASTUnit *CXXUnit, SourceRange RegionOfInterest) 393611949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek : Annotated(annotated), Tokens(tokens), Cursors(cursors), 39374419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor NumTokens(numTokens), TokIdx(0), PreprocessingTokIdx(0), 3938fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateVis(CXXUnit, AnnotateTokensVisitor, this, 3939fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Decl::MaxPCHLevel, RegionOfInterest), 3940fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SrcMgr(CXXUnit->getSourceManager()) {} 394111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 3942fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void VisitChildren(CXCursor C) { AnnotateVis.VisitChildren(C); } 39436db610934bedc6896393c1e1099525b35380acd6Ted Kremenek enum CXChildVisitResult Visit(CXCursor cursor, CXCursor parent); 3944fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek void AnnotateTokens(CXCursor parent); 39456db610934bedc6896393c1e1099525b35380acd6Ted Kremenek}; 39466db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 39470045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 3948fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenekvoid AnnotateTokensWorker::AnnotateTokens(CXCursor parent) { 3949fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Walk the AST within the region of interest, annotating tokens 3950fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // along the way. 3951fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(parent); 3952fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3953fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = 0 ; I < TokIdx ; ++I) { 395411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 39554419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor if (Pos != Annotated.end() && 39564419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor (clang_isInvalid(Cursors[I].kind) || 39574419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor Pos->second.kind != CXCursor_PreprocessingDirective)) 3958fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = Pos->second; 3959fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 3960fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 3961fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Finish up annotating any tokens left. 3962fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!MoreTokens()) 3963fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return; 396411949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 3965fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor &C = clang_getNullCursor(); 3966fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = TokIdx ; I < NumTokens ; ++I) { 3967fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensData::iterator Pos = Annotated.find(Tokens[I].int_data[1]); 3968fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = (Pos == Annotated.end()) ? C : Pos->second; 396911949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek } 397011949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek} 397111949cbae3f42c32a2933fb85b125620666d98eaTed Kremenek 39726db610934bedc6896393c1e1099525b35380acd6Ted Kremenekenum CXChildVisitResult 39734419b675577d7c281a659fab1fec10e1bfbe04c5Douglas GregorAnnotateTokensWorker::Visit(CXCursor cursor, CXCursor parent) { 3974fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXSourceLocation Loc = clang_getCursorLocation(cursor); 39754419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor SourceRange cursorRange = getRawCursorExtent(cursor); 397681d3c04b0934c43518355289ad104d34f6fde06fDouglas Gregor if (cursorRange.isInvalid()) 397781d3c04b0934c43518355289ad104d34f6fde06fDouglas Gregor return CXChildVisit_Recurse; 397881d3c04b0934c43518355289ad104d34f6fde06fDouglas Gregor 39794419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor if (clang_isPreprocessing(cursor.kind)) { 39804419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // For macro instantiations, just note where the beginning of the macro 39814419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // instantiation occurs. 39824419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor if (cursor.kind == CXCursor_MacroInstantiation) { 39834419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor Annotated[Loc.int_data] = cursor; 39844419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor return CXChildVisit_Recurse; 39854419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor } 39864419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor 39874419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // Items in the preprocessing record are kept separate from items in 39884419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // declarations, so we keep a separate token index. 39894419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor unsigned SavedTokIdx = TokIdx; 39904419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor TokIdx = PreprocessingTokIdx; 39914419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor 39924419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // Skip tokens up until we catch up to the beginning of the preprocessing 39934419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // entry. 39944419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor while (MoreTokens()) { 39954419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor const unsigned I = NextToken(); 39964419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor SourceLocation TokLoc = GetTokenLoc(I); 39974419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 39984419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor case RangeBefore: 39994419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor AdvanceToken(); 40004419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor continue; 40014419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor case RangeAfter: 40024419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor case RangeOverlap: 40034419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor break; 40044419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor } 40054419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor break; 40064419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor } 40074419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor 40084419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // Look at all of the tokens within this range. 40094419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor while (MoreTokens()) { 40104419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor const unsigned I = NextToken(); 40114419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor SourceLocation TokLoc = GetTokenLoc(I); 40124419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 40134419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor case RangeBefore: 40144419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor assert(0 && "Infeasible"); 40154419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor case RangeAfter: 40164419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor break; 40174419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor case RangeOverlap: 40184419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor Cursors[I] = cursor; 40194419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor AdvanceToken(); 40204419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor continue; 40214419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor } 40224419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor break; 40234419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor } 40244419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor 40254419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // Save the preprocessing token index; restore the non-preprocessing 40264419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // token index. 40274419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor PreprocessingTokIdx = TokIdx; 40284419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor TokIdx = SavedTokIdx; 40290045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return CXChildVisit_Recurse; 40300045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor } 4031fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4032fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (cursorRange.isInvalid()) 4033fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 4034a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek 4035fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation L = SourceLocation::getFromRawEncoding(Loc.int_data); 4036fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4037a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek // Adjust the annotated range based specific declarations. 4038a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek const enum CXCursorKind cursorK = clang_getCursorKind(cursor); 4039a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (cursorK >= CXCursor_FirstDecl && cursorK <= CXCursor_LastDecl) { 404023173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 404123173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // Don't visit synthesized ObjC methods, since they have no syntatic 404223173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek // representation in the source. 404323173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(D)) { 404423173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (MD->isSynthesized()) 404523173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek return CXChildVisit_Continue; 404623173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek } 404723173d7f029f430611caceea72ae61ba6b80af1cTed Kremenek if (const DeclaratorDecl *DD = dyn_cast<DeclaratorDecl>(D)) { 4048a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek if (TypeSourceInfo *TI = DD->getTypeSourceInfo()) { 4049a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek TypeLoc TL = TI->getTypeLoc(); 4050bd054dba8a3023821f2a0951b0fae05e3522a7c9Abramo Bagnara SourceLocation TLoc = TL.getSourceRange().getBegin(); 405181d3c04b0934c43518355289ad104d34f6fde06fDouglas Gregor if (TLoc.isValid() && L.isValid() && 40526bfd53360072409715fe4e4d4f41d9ebdf948479Ted Kremenek SrcMgr.isBeforeInTranslationUnit(TLoc, L)) 4053a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek cursorRange.setBegin(TLoc); 4054a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 4055a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 4056a333c66b94f6d6dcd5ee7e625d816d3c0300e8e6Ted Kremenek } 405781d3c04b0934c43518355289ad104d34f6fde06fDouglas Gregor 40583f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // If the location of the cursor occurs within a macro instantiation, record 40593f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // the spelling location of the cursor in our annotation map. We can then 40603f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // paper over the token labelings during a post-processing step to try and 40613f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // get cursor mappings for tokens that are the *arguments* of a macro 40623f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // instantiation. 40633f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (L.isMacroID()) { 40643f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek unsigned rawEncoding = SrcMgr.getSpellingLoc(L).getRawEncoding(); 40653f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // Only invalidate the old annotation if it isn't part of a preprocessing 40663f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // directive. Here we assume that the default construction of CXCursor 40673f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // results in CXCursor.kind being an initialized value (i.e., 0). If 40683f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek // this isn't the case, we can fix by doing lookup + insertion. 40694419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor 40703f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek CXCursor &oldC = Annotated[rawEncoding]; 40713f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek if (!clang_isPreprocessing(oldC.kind)) 40723f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek oldC = cursor; 40733f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek } 40743f4046004be223b03f1f895bb934e44921ccf805Ted Kremenek 4075fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const enum CXCursorKind K = clang_getCursorKind(parent); 4076fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const CXCursor updateC = 4077d8b0a84d586bc0a08695968acf2f169c9d01da69Ted Kremenek (clang_isInvalid(K) || K == CXCursor_TranslationUnit) 4078d8b0a84d586bc0a08695968acf2f169c9d01da69Ted Kremenek ? clang_getNullCursor() : parent; 4079fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4080fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 4081fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 4082fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 4083fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 4084fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 4085fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 4086fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 4087fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 4088fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 4089fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 4090fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 4091fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 4092fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 4093fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 4094fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4095fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Visit children to get their cursor information. 4096fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned BeforeChildren = NextToken(); 4097fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek VisitChildren(cursor); 4098fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned AfterChildren = NextToken(); 4099fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4100fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Adjust 'Last' to the last token within the extent of the cursor. 4101fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek while (MoreTokens()) { 4102fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned I = NextToken(); 4103fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek SourceLocation TokLoc = GetTokenLoc(I); 4104fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek switch (LocationCompare(SrcMgr, TokLoc, cursorRange)) { 4105fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeBefore: 4106fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek assert(0 && "Infeasible"); 4107fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeAfter: 4108fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 4109fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek case RangeOverlap: 4110fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = updateC; 4111fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AdvanceToken(); 4112fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek continue; 4113fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 4114fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 4115fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 4116fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek const unsigned Last = NextToken(); 41176db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 4118fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the beginning of the cursor, but are not 4119fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // capture by the child cursors. 4120fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4121fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // For AST elements within macros, rely on a post-annotate pass to 4122fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // to correctly annotate the tokens with cursors. Otherwise we can 4123fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // get confusing results of having tokens that map to cursors that really 4124fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // are expanded by an instantiation. 4125fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (L.isMacroID()) 4126fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek cursor = clang_getNullCursor(); 4127fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4128fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = BeforeChildren; I != AfterChildren; ++I) { 4129fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (!clang_isInvalid(clang_getCursorKind(Cursors[I]))) 4130fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek break; 41314419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor 4132fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 4133fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek } 4134fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Scan the tokens that are at the end of the cursor, but are not captured 4135fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // but the child cursors. 4136fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek for (unsigned I = AfterChildren; I != Last; ++I) 4137fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Cursors[I] = cursor; 4138fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4139fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek TokIdx = Last; 4140fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek return CXChildVisit_Continue; 41410045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor} 41420045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor 41436db610934bedc6896393c1e1099525b35380acd6Ted Kremenekstatic enum CXChildVisitResult AnnotateTokensVisitor(CXCursor cursor, 41446db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXCursor parent, 41456db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXClientData client_data) { 41466db610934bedc6896393c1e1099525b35380acd6Ted Kremenek return static_cast<AnnotateTokensWorker*>(client_data)->Visit(cursor, parent); 41476db610934bedc6896393c1e1099525b35380acd6Ted Kremenek} 41486db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 41496db610934bedc6896393c1e1099525b35380acd6Ted Kremenekextern "C" { 41506db610934bedc6896393c1e1099525b35380acd6Ted Kremenek 4151fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregorvoid clang_annotateTokens(CXTranslationUnit TU, 4152fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXToken *Tokens, unsigned NumTokens, 4153fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor CXCursor *Cursors) { 4154fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4155fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek if (NumTokens == 0 || !Tokens || !Cursors) 41560045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 4157fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 41584419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor // Any token we don't specifically annotate will have a NULL cursor. 41594419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor CXCursor C = clang_getNullCursor(); 41604419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor for (unsigned I = 0; I != NumTokens; ++I) 41614419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor Cursors[I] = C; 41624419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor 41630045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor ASTUnit *CXXUnit = static_cast<ASTUnit *>(TU); 41644419b675577d7c281a659fab1fec10e1bfbe04c5Douglas Gregor if (!CXXUnit) 41650045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor return; 4166fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4167bdf6062bc10aa3b73b16402b440b8073310acd06Douglas Gregor ASTUnit::ConcurrencyCheck Check(*CXXUnit); 4168fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 41690396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Determine the region of interest, which contains all of the tokens. 41700045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor SourceRange RegionOfInterest; 4171fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek RegionOfInterest.setBegin(cxloc::translateSourceLocation( 4172fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek clang_getTokenLocation(TU, Tokens[0]))); 4173a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor RegionOfInterest.setEnd(cxloc::translateSourceLocation( 4174a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor clang_getTokenLocation(TU, 4175a8e5c5bdbe387b2552c1c23b828f54abcf085a40Douglas Gregor Tokens[NumTokens - 1]))); 4176fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 41770396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // A mapping from the source locations found when re-lexing or traversing the 41780396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // region of interest to the corresponding cursors. 41790045e9fe1f7dfc37f1ea7bdb9b70bcdb6700f0c0Douglas Gregor AnnotateTokensData Annotated; 4180fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4181fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Relex the tokens within the source range to look for preprocessing 41820396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // directives. 41839f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor SourceManager &SourceMgr = CXXUnit->getSourceManager(); 41849f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> BeginLocInfo 41859f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getBegin()); 41869f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::pair<FileID, unsigned> EndLocInfo 41879f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor = SourceMgr.getDecomposedLoc(RegionOfInterest.getEnd()); 4188fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 41899f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor llvm::StringRef Buffer; 41900396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor bool Invalid = false; 41910396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (BeginLocInfo.first == EndLocInfo.first && 41920396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor ((Buffer = SourceMgr.getBufferData(BeginLocInfo.first, &Invalid)),true) && 41930396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor !Invalid) { 41949f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lexer Lex(SourceMgr.getLocForStartOfFile(BeginLocInfo.first), 41959f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXXUnit->getASTContext().getLangOptions(), 4196fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Buffer.begin(), Buffer.data() + BeginLocInfo.second, 41974ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor Buffer.end()); 41989f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.SetCommentRetentionState(true); 4199fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 4200fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // Lex tokens in raw mode until we hit the end of the range, to avoid 42019f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // entering #includes or expanding macros. 42024807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor while (true) { 42039f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Token Tok; 42049f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Lex.LexFromRawLexer(Tok); 4205fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 42069f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor reprocess: 42079f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.is(tok::hash) && Tok.isAtStartOfLine()) { 42089f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // We have found a preprocessing directive. Gobble it up so that we 42099e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar // don't see it while preprocessing these tokens later, but keep track 42109e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar // of all of the token locations inside this preprocessing directive so 42119e1ebdd97ba0c593900cb7f103324c43471e96eeDaniel Dunbar // that we can annotate them appropriately. 42129f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // 42139f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // FIXME: Some simple tests here could identify macro definitions and 42149f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor // #undefs, to provide specific cursor kinds for those. 42159f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor std::vector<SourceLocation> Locations; 42169f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor do { 42179f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Locations.push_back(Tok.getLocation()); 4218fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Lex.LexFromRawLexer(Tok); 42199f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } while (!Tok.isAtStartOfLine() && !Tok.is(tok::eof)); 4220fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 42219f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor using namespace cxcursor; 42229f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor CXCursor Cursor 4223fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek = MakePreprocessingDirectiveCursor(SourceRange(Locations.front(), 4224fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek Locations.back()), 42256db610934bedc6896393c1e1099525b35380acd6Ted Kremenek CXXUnit); 42269f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor for (unsigned I = 0, N = Locations.size(); I != N; ++I) { 42279f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor Annotated[Locations[I].getRawEncoding()] = Cursor; 42289f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 4229fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 42309f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor if (Tok.isAtStartOfLine()) 42319f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor goto reprocess; 4232fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 42339f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor continue; 42349f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 4235fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 42364807231938d8aff28de09f78f301f9ba5845e5e4Douglas Gregor if (Tok.is(tok::eof)) 42379f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor break; 42389f1e3ff3b3095967e2b92b57a53524e2d6bb141cDouglas Gregor } 42394ae8f298b1ea51b4c2234f9148e2e4349c9bdd23Douglas Gregor } 4240fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek 42410396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor // Annotate all of the source locations in the region of interest that map to 4242fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek // a specific cursor. 4243fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek AnnotateTokensWorker W(Annotated, Tokens, Cursors, NumTokens, 4244fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek CXXUnit, RegionOfInterest); 4245fbd84caf62a21afa4db5f730e2e2603ead17bb65Ted Kremenek W.AnnotateTokens(clang_getTranslationUnitCursor(CXXUnit)); 4246fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} 4247fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor} // end: extern "C" 4248fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor 4249fc8ea23eb6cbaaa5046f2abb4c033e24c8659efdDouglas Gregor//===----------------------------------------------------------------------===// 425016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek// Operations for querying linkage of a cursor. 425116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 425216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 425316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenekextern "C" { 425416b4259aecaa22b642d35d36fd89965ed700c1e0Ted KremenekCXLinkageKind clang_getCursorLinkage(CXCursor cursor) { 42550396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 42560396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor return CXLinkage_Invalid; 42570396f466978d65789eca85b2738e9df53adc78f5Douglas Gregor 425816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek Decl *D = cxcursor::getCursorDecl(cursor); 425916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek if (NamedDecl *ND = dyn_cast_or_null<NamedDecl>(D)) 426016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek switch (ND->getLinkage()) { 426116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case NoLinkage: return CXLinkage_NoLinkage; 426216b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case InternalLinkage: return CXLinkage_Internal; 426316b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case UniqueExternalLinkage: return CXLinkage_UniqueExternal; 426416b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek case ExternalLinkage: return CXLinkage_External; 426516b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek }; 426616b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 426716b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek return CXLinkage_Invalid; 426816b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} 426916b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek} // end: extern "C" 427016b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek 427116b4259aecaa22b642d35d36fd89965ed700c1e0Ted Kremenek//===----------------------------------------------------------------------===// 427245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek// Operations for querying language of a cursor. 427345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 427445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 427545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekstatic CXLanguageKind getDeclLanguage(const Decl *D) { 427645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek switch (D->getKind()) { 427745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek default: 427845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek break; 427945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ImplicitParam: 428045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCAtDefsField: 428145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategory: 428245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCategoryImpl: 428345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCClass: 428445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCCompatibleAlias: 428545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCForwardProtocol: 428645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCImplementation: 428745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCInterface: 428845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCIvar: 428945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCMethod: 429045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProperty: 429145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCPropertyImpl: 429245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ObjCProtocol: 429345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_ObjC; 429445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConstructor: 429545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXConversion: 429645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXDestructor: 429745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXMethod: 429845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::CXXRecord: 429945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplate: 430045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplatePartialSpecialization: 430145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::ClassTemplateSpecialization: 430245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Friend: 430345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FriendTemplate: 430445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::FunctionTemplate: 430545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::LinkageSpec: 430645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Namespace: 430745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NamespaceAlias: 430845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::NonTypeTemplateParm: 430945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::StaticAssert: 431045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTemplateParm: 431145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::TemplateTypeParm: 431245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingTypename: 431345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UnresolvedUsingValue: 431445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::Using: 431545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingDirective: 431645e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek case Decl::UsingShadow: 431745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_CPlusPlus; 431845e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek } 431945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 432045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_C; 432145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 432245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 432345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenekextern "C" { 432458ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 432558ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregorenum CXAvailabilityKind clang_getCursorAvailability(CXCursor cursor) { 432658ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (clang_isDeclaration(cursor.kind)) 432758ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (Decl *D = cxcursor::getCursorDecl(cursor)) { 432858ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (D->hasAttr<UnavailableAttr>() || 432958ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor (isa<FunctionDecl>(D) && cast<FunctionDecl>(D)->isDeleted())) 433058ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Available; 433158ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 433258ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor if (D->hasAttr<DeprecatedAttr>()) 433358ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Deprecated; 433458ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor } 433558ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 433658ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor return CXAvailability_Available; 433758ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor} 433858ddb60f409125eda5436c4a1f070f7fa4744295Douglas Gregor 433945e1dae500bba7a9ef5b8206263a5609c07c6f03Ted KremenekCXLanguageKind clang_getCursorLanguage(CXCursor cursor) { 434045e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek if (clang_isDeclaration(cursor.kind)) 434145e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return getDeclLanguage(cxcursor::getCursorDecl(cursor)); 434245e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 434345e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek return CXLanguage_Invalid; 434445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} 43452be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor 43462be5bc9ad3981347a000742f81b91ab3080f1214Douglas GregorCXCursor clang_getCursorSemanticParent(CXCursor cursor) { 43472be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor if (clang_isDeclaration(cursor.kind)) { 43482be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor if (Decl *D = getCursorDecl(cursor)) { 43492be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor DeclContext *DC = D->getDeclContext(); 43502be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor return MakeCXCursor(cast<Decl>(DC), getCursorASTUnit(cursor)); 43512be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor } 43522be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor } 43532be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor 43542be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor if (clang_isStatement(cursor.kind) || clang_isExpression(cursor.kind)) { 43552be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor if (Decl *D = getCursorDecl(cursor)) 43562be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor return MakeCXCursor(D, getCursorASTUnit(cursor)); 43572be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor } 43582be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor 43592be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor return clang_getNullCursor(); 43602be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor} 43612be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor 43622be5bc9ad3981347a000742f81b91ab3080f1214Douglas GregorCXCursor clang_getCursorLexicalParent(CXCursor cursor) { 43632be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor if (clang_isDeclaration(cursor.kind)) { 43642be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor if (Decl *D = getCursorDecl(cursor)) { 43652be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor DeclContext *DC = D->getLexicalDeclContext(); 43662be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor return MakeCXCursor(cast<Decl>(DC), getCursorASTUnit(cursor)); 43672be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor } 43682be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor } 43692be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor 43702be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor // FIXME: Note that we can't easily compute the lexical context of a 43712be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor // statement or expression, so we return nothing. 43722be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor return clang_getNullCursor(); 43732be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor} 43742be5bc9ad3981347a000742f81b91ab3080f1214Douglas Gregor 43759f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregorstatic void CollectOverriddenMethods(DeclContext *Ctx, 43769f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor ObjCMethodDecl *Method, 43779f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor llvm::SmallVectorImpl<ObjCMethodDecl *> &Methods) { 43789f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (!Ctx) 43799f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 43809f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 43819f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // If we have a class or category implementation, jump straight to the 43829f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // interface. 43839f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (ObjCImplDecl *Impl = dyn_cast<ObjCImplDecl>(Ctx)) 43849f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return CollectOverriddenMethods(Impl->getClassInterface(), Method, Methods); 43859f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 43869f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor ObjCContainerDecl *Container = dyn_cast<ObjCContainerDecl>(Ctx); 43879f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (!Container) 43889f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 43899f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 43909f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // Check whether we have a matching method at this level. 43919f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (ObjCMethodDecl *Overridden = Container->getMethod(Method->getSelector(), 43929f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor Method->isInstanceMethod())) 43939f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (Method != Overridden) { 43949f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // We found an override at this level; there is no need to look 43959f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // into other protocols or categories. 43969f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor Methods.push_back(Overridden); 43979f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 43989f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor } 43999f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44009f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (ObjCProtocolDecl *Protocol = dyn_cast<ObjCProtocolDecl>(Container)) { 44019f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor for (ObjCProtocolDecl::protocol_iterator P = Protocol->protocol_begin(), 44029f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor PEnd = Protocol->protocol_end(); 44039f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor P != PEnd; ++P) 44049f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor CollectOverriddenMethods(*P, Method, Methods); 44059f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor } 44069f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44079f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (ObjCCategoryDecl *Category = dyn_cast<ObjCCategoryDecl>(Container)) { 44089f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor for (ObjCCategoryDecl::protocol_iterator P = Category->protocol_begin(), 44099f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor PEnd = Category->protocol_end(); 44109f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor P != PEnd; ++P) 44119f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor CollectOverriddenMethods(*P, Method, Methods); 44129f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor } 44139f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44149f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (ObjCInterfaceDecl *Interface = dyn_cast<ObjCInterfaceDecl>(Container)) { 44159f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor for (ObjCInterfaceDecl::protocol_iterator P = Interface->protocol_begin(), 44169f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor PEnd = Interface->protocol_end(); 44179f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor P != PEnd; ++P) 44189f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor CollectOverriddenMethods(*P, Method, Methods); 44199f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44209f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor for (ObjCCategoryDecl *Category = Interface->getCategoryList(); 44219f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor Category; Category = Category->getNextClassCategory()) 44229f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor CollectOverriddenMethods(Category, Method, Methods); 44239f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44249f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // We only look into the superclass if we haven't found anything yet. 44259f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (Methods.empty()) 44269f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (ObjCInterfaceDecl *Super = Interface->getSuperClass()) 44279f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return CollectOverriddenMethods(Super, Method, Methods); 44289f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor } 44299f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor} 44309f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44319f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregorvoid clang_getOverriddenCursors(CXCursor cursor, 44329f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor CXCursor **overridden, 44339f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor unsigned *num_overridden) { 44349f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (overridden) 44359f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor *overridden = 0; 44369f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (num_overridden) 44379f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor *num_overridden = 0; 44389f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (!overridden || !num_overridden) 44399f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 44409f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44419f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (!clang_isDeclaration(cursor.kind)) 44429f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 44439f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44449f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor Decl *D = getCursorDecl(cursor); 44459f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (!D) 44469f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 44479f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44489f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // Handle C++ member functions. 44499f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor ASTUnit *CXXUnit = getCursorASTUnit(cursor); 44509f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (CXXMethodDecl *CXXMethod = dyn_cast<CXXMethodDecl>(D)) { 44519f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor *num_overridden = CXXMethod->size_overridden_methods(); 44529f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (!*num_overridden) 44539f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 44549f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44559f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor *overridden = new CXCursor [*num_overridden]; 44569f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor unsigned I = 0; 44579f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor for (CXXMethodDecl::method_iterator 44589f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor M = CXXMethod->begin_overridden_methods(), 44599f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor MEnd = CXXMethod->end_overridden_methods(); 44609f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor M != MEnd; (void)++M, ++I) 44619f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor (*overridden)[I] = MakeCXCursor(const_cast<CXXMethodDecl*>(*M), CXXUnit); 44629f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 44639f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor } 44649f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44659f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(D); 44669f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (!Method) 44679f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 44689f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44699f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor // Handle Objective-C methods. 44709f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor llvm::SmallVector<ObjCMethodDecl *, 4> Methods; 44719f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor CollectOverriddenMethods(Method->getDeclContext(), Method, Methods); 44729f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44739f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor if (Methods.empty()) 44749f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor return; 44759f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44769f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor *num_overridden = Methods.size(); 44779f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor *overridden = new CXCursor [Methods.size()]; 44789f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor for (unsigned I = 0, N = Methods.size(); I != N; ++I) 44799f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor (*overridden)[I] = MakeCXCursor(Methods[I], CXXUnit); 44809f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor} 44819f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 44829f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregorvoid clang_disposeOverriddenCursors(CXCursor *overridden) { 44839f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor delete [] overridden; 44849f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor} 44859f59234a91d057cee7c5e3cee91da8696858c692Douglas Gregor 4486ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas GregorCXFile clang_getIncludedFile(CXCursor cursor) { 4487ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor if (cursor.kind != CXCursor_InclusionDirective) 4488ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return 0; 4489ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 4490ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor InclusionDirective *ID = getCursorInclusionDirective(cursor); 4491ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor return (void *)ID->getFile(); 4492ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor} 4493ecdcb883cbc6bb4a2445dc6f02d58d9bdb54a0edDouglas Gregor 449445e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek} // end: extern "C" 449545e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek 44969ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 44979ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 44989ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek// C++ AST instrospection. 44999ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek//===----------------------------------------------------------------------===// 45009ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 45019ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekextern "C" { 45029ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenekunsigned clang_CXXMethod_isStatic(CXCursor C) { 45039ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek if (!clang_isDeclaration(C.kind)) 45049ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek return 0; 450549f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor 450649f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor CXXMethodDecl *Method = 0; 450749f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor Decl *D = cxcursor::getCursorDecl(C); 450849f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor if (FunctionTemplateDecl *FunTmpl = dyn_cast_or_null<FunctionTemplateDecl>(D)) 450949f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor Method = dyn_cast<CXXMethodDecl>(FunTmpl->getTemplatedDecl()); 451049f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor else 451149f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor Method = dyn_cast_or_null<CXXMethodDecl>(D); 451249f6f5489483beaffc7ce48dfc000af4e65b9216Douglas Gregor return (Method && Method->isStatic()) ? 1 : 0; 451340b492a43bac3ed0c465772aa6921d011cfc273fTed Kremenek} 4514b12903e1a4b8d1b611b8c7e4f910665d628e68cdTed Kremenek 45159ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek} // end: extern "C" 45169ada39a4ac82ff5f5087b0a7fa9ed0d32be55a3bTed Kremenek 451745e1dae500bba7a9ef5b8206263a5609c07c6f03Ted Kremenek//===----------------------------------------------------------------------===// 451895f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek// Attribute introspection. 451995f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek//===----------------------------------------------------------------------===// 452095f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 452195f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenekextern "C" { 452295f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted KremenekCXType clang_getIBOutletCollectionType(CXCursor C) { 452395f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek if (C.kind != CXCursor_IBOutletCollectionAttr) 452495f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek return cxtype::MakeCXType(QualType(), cxcursor::getCursorASTUnit(C)); 452595f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 452695f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek IBOutletCollectionAttr *A = 452795f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek cast<IBOutletCollectionAttr>(cxcursor::getCursorAttr(C)); 452895f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 452995f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek return cxtype::MakeCXType(A->getInterface(), cxcursor::getCursorASTUnit(C)); 453095f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek} 453195f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek} // end: extern "C" 453295f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek 453395f33555a6d51b6537a9ed3968c3d1c2e4991b51Ted Kremenek//===----------------------------------------------------------------------===// 4534fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek// CXString Operations. 4535fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek//===----------------------------------------------------------------------===// 4536fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek 4537fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekextern "C" { 4538fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekconst char *clang_getCString(CXString string) { 4539fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek return string.Spelling; 4540fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 45414ade6d6eae934f796ca43c81a5aa185e456dde9bSteve Naroff 4542fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenekvoid clang_disposeString(CXString string) { 4543fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek if (string.MustFreeString && string.Spelling) 4544fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek free((void*)string.Spelling); 4545fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} 454604bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 4547fb48049fd5f0457d9052269f6d84768412f5f6dfTed Kremenek} // end: extern "C" 454804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 4549ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremeneknamespace clang { namespace cxstring { 4550ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(const char *String, bool DupString){ 4551ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Str; 4552ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString) { 4553ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = strdup(String); 4554ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 1; 4555ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 4556ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.Spelling = String; 4557ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Str.MustFreeString = 0; 4558ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 4559ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Str; 4560ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 4561ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 4562ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted KremenekCXString createCXString(llvm::StringRef String, bool DupString) { 4563ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek CXString Result; 4564ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek if (DupString || (!String.empty() && String.data()[String.size()] != 0)) { 4565ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek char *Spelling = (char *)malloc(String.size() + 1); 4566ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek memmove(Spelling, String.data(), String.size()); 4567ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Spelling[String.size()] = 0; 4568ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = Spelling; 4569ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 1; 4570ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } else { 4571ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.Spelling = String.data(); 4572ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek Result.MustFreeString = 0; 4573ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek } 4574ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return Result; 4575ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek} 4576ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek}} 4577ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek 457804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 457904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek// Misc. utility functions. 458004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek//===----------------------------------------------------------------------===// 4581f0e23e8ad647f41d090d76cc09684ecf4bb05a5bTed Kremenek 4582abdce7abc8a22dd2fe79a05c0b71864039bd8296Daniel Dunbar/// Default to using an 8 MB stack size on "safety" threads. 4583abdce7abc8a22dd2fe79a05c0b71864039bd8296Daniel Dunbarstatic unsigned SafetyStackThreadSize = 8 << 20; 4584bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar 4585bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbarnamespace clang { 4586bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar 4587bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbarbool RunSafely(llvm::CrashRecoveryContext &CRC, 4588bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar void (*Fn)(void*), void *UserData) { 4589bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar if (unsigned Size = GetSafetyThreadStackSize()) 4590bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar return CRC.RunSafelyOnThread(Fn, UserData, Size); 4591bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar return CRC.RunSafely(Fn, UserData); 4592bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar} 4593bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar 4594bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbarunsigned GetSafetyThreadStackSize() { 4595bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar return SafetyStackThreadSize; 4596bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar} 4597bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar 4598bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbarvoid SetSafetyThreadStackSize(unsigned Value) { 4599bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar SafetyStackThreadSize = Value; 4600bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar} 4601bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar 4602bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar} 4603bf44c3b099602c9c967f1b20995919fb4ef39a51Daniel Dunbar 460404bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenekextern "C" { 460504bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 4606a2a9d6e4e5b6001b86b7dfc5db1ea296ce29a3d3Ted KremenekCXString clang_getClangVersion() { 4607ee4db4fccbcab7e6bd614fe8757c5453e7ad0e86Ted Kremenek return createCXString(getClangFullVersion()); 460804bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} 460904bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek 461004bb716aea8fd2372ac10b0c640cabc5e5caa615Ted Kremenek} // end: extern "C" 4611