Diagnostic.h revision efcbe9475348ecab6b85153baa21d0e894e39607
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Diagnostic.h - C Language Family Diagnostic Handling ---*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the Diagnostic-related interfaces. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_DIAGNOSTIC_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_DIAGNOSTIC_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 172eefd8657c233bc7c9330acfe475fc270bbe7cabTed Kremenek#include "clang/Basic/SourceLocation.h" 18eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar#include "llvm/ADT/StringRef.h" 193f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor#include "llvm/Support/type_traits.h" 205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include <string> 2104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner#include <vector> 22f86638365f4801ec2d2970f7c0663e94590618b8Chris Lattner#include <cassert> 235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 24f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattnernamespace llvm { 25f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner template <typename T> class SmallVectorImpl; 26f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner} 27f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 293f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor class DeclContext; 303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner class DiagnosticBuilder; 31b2153946fff330e54abfdc740c0a83aedd485b33Anders Carlsson class DiagnosticClient; 32d42ffbd22fc7eb61321f6a88173ee424991f01c6Ted Kremenek class IdentifierInfo; 3340469651a3f8379dc0f32df69e9bade06a2aad36Chris Lattner class LangOptions; 34b2153946fff330e54abfdc740c0a83aedd485b33Anders Carlsson class PartialDiagnostic; 35b2153946fff330e54abfdc740c0a83aedd485b33Anders Carlsson class SourceRange; 361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Import the diagnostic enums themselves. 385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer namespace diag { 3919e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner // Start position for diagnostics. 4019e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner enum { 414ad4b3ebbe5769143389dccfcfadb666a4ba5940Daniel Dunbar DIAG_START_DRIVER = 300, 4250f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar DIAG_START_FRONTEND = DIAG_START_DRIVER + 100, 4350f4f469024928670f2d634c445686d00eeb89b7Daniel Dunbar DIAG_START_LEX = DIAG_START_FRONTEND + 100, 4419e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner DIAG_START_PARSE = DIAG_START_LEX + 300, 4519e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner DIAG_START_AST = DIAG_START_PARSE + 300, 4619e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner DIAG_START_SEMA = DIAG_START_AST + 100, 474a27d7061ee2fe0e2b71aa470c323e76afb95917Douglas Gregor DIAG_START_ANALYSIS = DIAG_START_SEMA + 1100, 4819e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner DIAG_UPPER_LIMIT = DIAG_START_ANALYSIS + 100 4919e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner }; 5019e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner 51182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner class CustomDiagInfo; 521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 535f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// diag::kind - All of the diagnostics that can be emitted by the frontend. 5420c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner typedef unsigned kind; 5520c6b3b85e186cd52d5d99489132d71d498159ebChris Lattner 5688eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner // Get typedefs for common diagnostics. 5788eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner enum { 585e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor#define DIAG(ENUM,FLAGS,DEFAULT_MAPPING,DESC,GROUP,SFINAE) ENUM, 594d7a089144f336b11e5e8ce437b3b27bce2b310dSebastian Redl#include "clang/Basic/DiagnosticCommonKinds.inc" 6088eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner NUM_BUILTIN_COMMON_DIAGNOSTICS 6188eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner#undef DIAG 6288eccaf06f9d88191723e71bdf5ca68409393be6Chris Lattner }; 631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// Enum values that allow the client to map NOTEs, WARNINGs, and EXTENSIONs 655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// to either MAP_IGNORE (nothing), MAP_WARNING (emit a warning), MAP_ERROR 6627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// (emit as an error). It allows clients to map errors to 6727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// MAP_ERROR/MAP_DEFAULT or MAP_FATAL (stop emitting diagnostics after this 6827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// one). 695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer enum Mapping { 70691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner // NOTE: 0 means "uncomputed". 71691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner MAP_IGNORE = 1, //< Map this diagnostic to nothing, ignore it. 72691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner MAP_WARNING = 2, //< Map this diagnostic to a warning. 73691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner MAP_ERROR = 3, //< Map this diagnostic to an error. 742b07d8fe9e8a8ba12d64066632e17a9a5308a12eChris Lattner MAP_FATAL = 4, //< Map this diagnostic to a fatal error. 751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 76b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// Map this diagnostic to "warning", but make it immune to -Werror. This 77b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// happens when you specify -Wno-error=foo. 78b54b276a920246c595a0498da281821eb9d22996Chris Lattner MAP_WARNING_NO_WERROR = 5 795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer }; 805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer } 811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 824b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// \brief Annotates a diagnostic with some code that should be 834b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// inserted, removed, or replaced to fix the problem. 844b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// 854b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// This kind of hint should be used when we are certain that the 864b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// introduction, removal, or modification of a particular (small!) 874b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// amount of code will correct a compilation error. The compiler 884b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// should also provide full recovery from such errors, such that 89b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor/// suppressing the diagnostic output can still result in successful 904b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// compilation. 914b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorclass CodeModificationHint { 924b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorpublic: 934b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Tokens that should be removed to correct the error. 944b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor SourceRange RemoveRange; 954b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 964b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The location at which we should insert code to correct 974b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// the error. 984b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor SourceLocation InsertionLoc; 994b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1004b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The actual code to insert at the insertion location, as a 1014b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// string. 1024b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor std::string CodeToInsert; 1034b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1044b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Empty code modification hint, indicating that no code 1054b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// modification is known. 1064b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor CodeModificationHint() : RemoveRange(), InsertionLoc() { } 1074b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1084b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that inserts the given 1094b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// code string at a specific location. 1101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CodeModificationHint CreateInsertion(SourceLocation InsertionLoc, 111eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar llvm::StringRef Code) { 112b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor CodeModificationHint Hint; 113b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.InsertionLoc = InsertionLoc; 114b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 115b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 116b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 1174b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1184b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that removes the given 1194b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range. 120b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor static CodeModificationHint CreateRemoval(SourceRange RemoveRange) { 121b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor CodeModificationHint Hint; 122b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 123b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 124b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 1254b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1264b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that replaces the given 1274b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range with the given code string. 1281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CodeModificationHint CreateReplacement(SourceRange RemoveRange, 129eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar llvm::StringRef Code) { 130b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor CodeModificationHint Hint; 131b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 132b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.InsertionLoc = RemoveRange.getBegin(); 133b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 134b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 135b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 1364b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor}; 1374b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Diagnostic - This concrete class is used by the front-end to report 1395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// problems and issues. It massages the diagnostics (e.g. handling things like 1405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// "report warnings as errors" and passes them off to the DiagnosticClient for 1415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// reporting to the user. 1425f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass Diagnostic { 143182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattnerpublic: 144182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// Level - The level of the diagnostic, after it has been through mapping. 145182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner enum Level { 146da0cbc1ad4a553c4de111c1181ec7b42c5ddefceChris Lattner Ignored, Note, Warning, Error, Fatal 147182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner }; 1481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 149b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// ExtensionHandling - How do we handle otherwise-unmapped extension? This 150b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// is controlled by -pedantic and -pedantic-errors. 151b54b276a920246c595a0498da281821eb9d22996Chris Lattner enum ExtensionHandling { 152b54b276a920246c595a0498da281821eb9d22996Chris Lattner Ext_Ignore, Ext_Warn, Ext_Error 153b54b276a920246c595a0498da281821eb9d22996Chris Lattner }; 1541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1553fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner enum ArgumentKind { 15647b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_std_string, // std::string 15747b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_c_string, // const char * 15847b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_sint, // int 15947b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_uint, // unsigned 16047b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_identifierinfo, // IdentifierInfo 16147b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_qualtype, // QualType 16247b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_declarationname, // DeclarationName 163dacd434c49658286c380c7b4c357d76d53cb4aa1Douglas Gregor ak_nameddecl, // NamedDecl * 1643f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_nestednamespec, // NestedNameSpecifier * 1653f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_declcontext // DeclContext * 1663fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner }; 167b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 168b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ArgumentValue - This typedef represents on argument value, which is a 169b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// union discriminated by ArgumentKind, with a value. 170b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner typedef std::pair<ArgumentKind, intptr_t> ArgumentValue; 171ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 1721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpprivate: 17327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner unsigned char AllExtensionsSilenced; // Used by __extension__ 174b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool IgnoreAllWarnings; // Ignore all warnings: -w 1751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool WarningsAsErrors; // Treat warnings like errors: 176b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool SuppressSystemWarnings; // Suppress warnings in system headers. 17781b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool SuppressAllDiagnostics; // Suppress all diagnostics. 178b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtensionHandling ExtBehavior; // Map extensions onto warnings or errors? 179b4398aa27da4d6919c3ae448d1ae66ba6cafc048Ted Kremenek DiagnosticClient *Client; 1805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// DiagMappings - Mapping information for diagnostics. Mapping info is 182691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// packed into four bits per diagnostic. The low three bits are the mapping 183691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// (an instance of diag::Mapping), or zero if unset. The high bit is set 184691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// when the mapping was established as a user mapping. If the high bit is 185691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// clear, then the low bits are set to the default value, and should be 186691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped with -pedantic, -Werror, etc. 18704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 18804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner typedef std::vector<unsigned char> DiagMappings; 18904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner mutable std::vector<DiagMappings> DiagMappingsStack; 19004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 19115221422eda7bac679e38b07512feda49715ef66Chris Lattner /// ErrorOccurred / FatalErrorOccurred - This is set to true when an error or 19215221422eda7bac679e38b07512feda49715ef66Chris Lattner /// fatal error is emitted, and is sticky. 1935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool ErrorOccurred; 19415221422eda7bac679e38b07512feda49715ef66Chris Lattner bool FatalErrorOccurred; 1951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 196f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// LastDiagLevel - This is the level of the last diagnostic emitted. This is 197f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// used to emit continuation diagnostics with the same level as the 198f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// diagnostic that they follow. 199f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner Diagnostic::Level LastDiagLevel; 2005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned NumDiagnostics; // Number of diagnostics reported 2025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned NumErrors; // Number of diagnostics that are errors 203182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 204182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// CustomDiagInfo - Information for uniquing and looking up custom diags. 205182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner diag::CustomDiagInfo *CustomDiagInfo; 2067bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 2073fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ArgToStringFn - A function pointer that converts an opaque diagnostic 2083fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// argument to a strings. This takes the modifiers and argument that was 2093fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// present in the diagnostic. 210b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 211b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// The PrevArgs array (whose length is NumPrevArgs) indicates the previous 212b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// arguments formatted for this diagnostic. Implementations of this function 213b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// can use this information to avoid redundancy across arguments. 214b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 21522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// This is a hack to avoid a layering violation between libbasic and libsema. 2163fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner typedef void (*ArgToStringFnTy)(ArgumentKind Kind, intptr_t Val, 2173fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModifierLen, 2183fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgumentLen, 219b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, 220b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner unsigned NumPrevArgs, 22192dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner llvm::SmallVectorImpl<char> &Output, 22292dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *Cookie); 22392dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *ArgToStringCookie; 2243fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFnTy ArgToStringFn; 2255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 2267bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber explicit Diagnostic(DiagnosticClient *client = 0); 227182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner ~Diagnostic(); 2281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 2305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Diagnostic characterization methods, used by a client to customize how 2315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // 2321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2337bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber DiagnosticClient *getClient() { return Client; }; 2347bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber const DiagnosticClient *getClient() const { return Client; }; 23504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 2361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// pushMappings - Copies the current DiagMappings and pushes the new copy 23804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// onto the top of the stack. 23904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner void pushMappings(); 24004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 24104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// popMappings - Pops the current DiagMappings off the top of the stack 24204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// causing the new top of the stack to be the active mappings. Returns 24304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// true if the pop happens, false if there is only one DiagMapping on the 24404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// stack. 24504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner bool popMappings(); 24604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 247b4398aa27da4d6919c3ae448d1ae66ba6cafc048Ted Kremenek void setClient(DiagnosticClient* client) { Client = client; } 2485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2495b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// setIgnoreAllWarnings - When set to true, any unmapped warnings are 2505b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// ignored. If this and WarningsAsErrors are both set, then this one wins. 2515b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner void setIgnoreAllWarnings(bool Val) { IgnoreAllWarnings = Val; } 2525b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner bool getIgnoreAllWarnings() const { return IgnoreAllWarnings; } 2531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// setWarningsAsErrors - When set to true, any warnings reported are issued 2555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// as errors. 2565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setWarningsAsErrors(bool Val) { WarningsAsErrors = Val; } 2575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool getWarningsAsErrors() const { return WarningsAsErrors; } 2581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2592fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// setSuppressSystemWarnings - When set to true mask warnings that 2602fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// come from system headers. 2612fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar void setSuppressSystemWarnings(bool Val) { SuppressSystemWarnings = Val; } 2622fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar bool getSuppressSystemWarnings() const { return SuppressSystemWarnings; } 2632fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar 26481b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// \brief Suppress all diagnostics, to silence the front end when we 26581b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// know that we don't want any more diagnostics to be passed along to the 26681b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// client 26781b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor void setSuppressAllDiagnostics(bool Val = true) { 26881b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor SuppressAllDiagnostics = Val; 26981b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor } 27081b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool getSuppressAllDiagnostics() const { return SuppressAllDiagnostics; } 27181b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor 2720b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// \brief Pretend that the last diagnostic issued was ignored. This can 2730b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// be used by clients who suppress diagnostics themselves. 2740b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor void setLastDiagnosticIgnored() { 2750b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor LastDiagLevel = Ignored; 2760b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor } 2770b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor 278b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// setExtensionHandlingBehavior - This controls whether otherwise-unmapped 279b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// extension diagnostics are mapped onto ignore/warning/error. This 280b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// corresponds to the GCC -pedantic and -pedantic-errors option. 281b54b276a920246c595a0498da281821eb9d22996Chris Lattner void setExtensionHandlingBehavior(ExtensionHandling H) { 282b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtBehavior = H; 283b54b276a920246c595a0498da281821eb9d22996Chris Lattner } 2841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 28527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// AllExtensionsSilenced - This is a counter bumped when an __extension__ 28627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// block is encountered. When non-zero, all extension diagnostics are 28727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// entirely silenced, no matter how they are mapped. 28827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void IncrementAllExtensionsSilenced() { ++AllExtensionsSilenced; } 28927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void DecrementAllExtensionsSilenced() { --AllExtensionsSilenced; } 29091a2886d558ea6ca7a0bed73ab5acea5ae78eac2Douglas Gregor bool hasAllExtensionsSilenced() { return AllExtensionsSilenced != 0; } 2911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2925f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// setDiagnosticMapping - This allows the client to specify that certain 293691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// warnings are ignored. Notes can never be mapped, errors can only be 294691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped to fatal, and WARNINGs and EXTENSIONs can be mapped arbitrarily. 2955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setDiagnosticMapping(diag::kind Diag, diag::Mapping Map) { 29619e8e2cffc19606d0f44e7c2897cd126ffd3f9b0Chris Lattner assert(Diag < diag::DIAG_UPPER_LIMIT && 2970750618b0beacdc9b0a9e210a661e4746823ced7Chris Lattner "Can only map builtin diagnostics"); 298f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner assert((isBuiltinWarningOrExtension(Diag) || Map == diag::MAP_FATAL) && 2997fc24e2d47e1cdf03e655ed212d282635d755591Chris Lattner "Cannot map errors!"); 300691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner setDiagnosticMappingInternal(Diag, Map, true); 30127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner } 3021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3033bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// setDiagnosticGroupMapping - Change an entire diagnostic group (e.g. 3043bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// "unknown-pragmas" to have the specified mapping. This returns true and 3053bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// ignores the request if "Group" was unknown, false otherwise. 3063bc172bc6a787842db6fea351cf6929539fca70dChris Lattner bool setDiagnosticGroupMapping(const char *Group, diag::Mapping Map); 3075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool hasErrorOccurred() const { return ErrorOccurred; } 30915221422eda7bac679e38b07512feda49715ef66Chris Lattner bool hasFatalErrorOccurred() const { return FatalErrorOccurred; } 3105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getNumErrors() const { return NumErrors; } 3125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer unsigned getNumDiagnostics() const { return NumDiagnostics; } 3131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 314182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getCustomDiagID - Return an ID for a diagnostic with the specified message 315182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// and level. If this is the first request for this diagnosic, it is 316182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// registered and created, otherwise the existing ID is returned. 317182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner unsigned getCustomDiagID(Level L, const char *Message); 3181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3203fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ConvertArgToString - This method converts a diagnostic argument (as an 3213fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// intptr_t) into the string that represents it. 3223fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner void ConvertArgToString(ArgumentKind Kind, intptr_t Val, 3233fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModLen, 3243fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 325b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, unsigned NumPrevArgs, 3263fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner llvm::SmallVectorImpl<char> &Output) const { 327b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner ArgToStringFn(Kind, Val, Modifier, ModLen, Argument, ArgLen, 328b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner PrevArgs, NumPrevArgs, Output, ArgToStringCookie); 32922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 3301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 33192dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void SetArgToStringFn(ArgToStringFnTy Fn, void *Cookie) { 3323fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = Fn; 33392dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = Cookie; 33422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 3351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 3375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Diagnostic classification and reporting interfaces. 3385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // 3395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 3405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getDescription - Given a diagnostic ID, return a description of the 3415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// issue. 3420a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner const char *getDescription(unsigned DiagID) const; 3431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 344f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// isNoteWarningOrExtension - Return true if the unmapped diagnostic 345f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// level of the specified diagnostic ID is a Warning or Extension. 346f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// This only works on builtin diagnostics, not custom ones, and is not legal to 347f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// call on NOTEs. 348f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner static bool isBuiltinWarningOrExtension(unsigned DiagID); 3495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 350ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor /// \brief Determine whether the given built-in diagnostic ID is a 351ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor /// Note. 352ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor static bool isBuiltinNote(unsigned DiagID); 3531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 35427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// isBuiltinExtensionDiag - Determine whether the given built-in diagnostic 35527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// ID is for an extension of some sort. 35627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// 35727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner static bool isBuiltinExtensionDiag(unsigned DiagID); 3581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 359d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner /// getWarningOptionForDiag - Return the lowest-level warning option that 360d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner /// enables the specified diagnostic. If there is no -Wfoo flag that controls 361d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner /// the diagnostic, this returns null. 362d51d74a3e89c5e5fc9bfd2814996a5feab6dc932Chris Lattner static const char *getWarningOptionForDiag(unsigned DiagID); 363ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 3645e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Determines whether the given built-in diagnostic ID is 3655e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// for an error that is suppressed if it occurs during C++ template 3665e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// argument deduction. 3675e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 3685e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// When an error is suppressed due to SFINAE, the template argument 3695e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// deduction fails but no diagnostic is emitted. Certain classes of 3705e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// errors, such as those errors that involve C++ access control, 3715e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// are not SFINAE errors. 3725e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor static bool isBuiltinSFINAEDiag(unsigned DiagID); 3735e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 3745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// getDiagnosticLevel - Based on the way the client configured the Diagnostic 3755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// object, classify the specified diagnostic ID into a Level, consumable by 3765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the DiagnosticClient. 3771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Level getDiagnosticLevel(unsigned DiagID) const; 3781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 379509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// Report - Issue the message to the client. @c DiagID is a member of the 380509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c diag::kind enum. This actually returns aninstance of DiagnosticBuilder 381509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which emits the diagnostics (through @c ProcessDiag) when it is destroyed. 382509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c Pos represents the source location associated with the diagnostic, 383509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which can be an invalid location if no position information is available. 3843cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner inline DiagnosticBuilder Report(FullSourceLoc Pos, unsigned DiagID); 385de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor 386de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor /// \brief Clear out the current diagnostic. 387de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor void Clear() { CurDiagID = ~0U; } 3881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3890a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerprivate: 390691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// getDiagnosticMappingInfo - Return the mapping info currently set for the 391691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// specified builtin diagnostic. This returns the high bit encoding, or zero 392691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// if the field is completely uninitialized. 393691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner unsigned getDiagnosticMappingInfo(diag::kind Diag) const { 39404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner const DiagMappings ¤tMappings = DiagMappingsStack.back(); 39504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner return (diag::Mapping)((currentMappings[Diag/2] >> (Diag & 1)*4) & 15); 396691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner } 3971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 398691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner void setDiagnosticMappingInternal(unsigned DiagId, unsigned Map, 399691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner bool isUser) const { 400691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner if (isUser) Map |= 8; // Set the high bit for user mappings. 40104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner unsigned char &Slot = DiagMappingsStack.back()[DiagId/2]; 402691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner unsigned Shift = (DiagId & 1)*4; 403691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner Slot &= ~(15 << Shift); 404691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner Slot |= Map << Shift; 4059faf50e62ddcd2535b472abc8daafd7042120caaChris Lattner } 4061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 407f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// getDiagnosticLevel - This is an internal implementation helper used when 408f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// DiagClass is already known. 409f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner Level getDiagnosticLevel(unsigned DiagID, unsigned DiagClass) const; 410f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner 4113cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // This is private state used by DiagnosticBuilder. We put it here instead of 4123cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // in DiagnosticBuilder in order to keep DiagnosticBuilder a small lightweight 4130a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // object. This implementation choice means that we can only have one 4140a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic "in flight" at a time, but this seems to be a reasonable 4150a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // tradeoff to keep these objects small. Assertions verify that only one 4160a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic is in flight at a time. 4173cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class DiagnosticBuilder; 4180a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner friend class DiagnosticInfo; 419b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner 420b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagLoc - This is the location of the current diagnostic that is in 421b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// flight. 422b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner FullSourceLoc CurDiagLoc; 4231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 424b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagID - This is the ID of the current diagnostic that is in flight. 4253cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// This is set to ~0U when there is no diagnostic in flight. 426b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned CurDiagID; 427b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner 42873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner enum { 42973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// MaxArguments - The maximum number of arguments we can hold. We currently 43073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// only support up to 10 arguments (%0-%9). A single diagnostic with more 43173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// than that almost certainly has to be simplified anyway. 43273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner MaxArguments = 10 43373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner }; 4341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4353cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// NumDiagArgs - This contains the number of entries in Arguments. 436730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner signed char NumDiagArgs; 437730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner /// NumRanges - This is the number of ranges in the DiagRanges array. 438730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner unsigned char NumDiagRanges; 4394b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The number of code modifications hints in the 4404b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// CodeModificationHints array. 4414b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor unsigned char NumCodeModificationHints; 442ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 44373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsKind - This is an array of ArgumentKind::ArgumentKind enum 44473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// values, with one for each argument. This specifies whether the argument 44573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is in DiagArgumentsStr or in DiagArguments. 44673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner unsigned char DiagArgumentsKind[MaxArguments]; 4471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 44873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsStr - This holds the values of each string argument for the 44973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// current diagnostic. This value is only used when the corresponding 45073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// ArgumentKind is ak_std_string. 45173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner std::string DiagArgumentsStr[MaxArguments]; 45273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner 45373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsVal - The values for the various substitution positions. This 45473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is used when the argument is not an std::string. The specific value is 45573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// mangled into an intptr_t and the intepretation depends on exactly what 45673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// sort of argument kind it is. 45773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner intptr_t DiagArgumentsVal[MaxArguments]; 4581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4590a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// DiagRanges - The list of ranges added to this diagnostic. It currently 4600a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// only support 10 ranges, could easily be extended if needed. 4610a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner const SourceRange *DiagRanges[10]; 4621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4634b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor enum { MaxCodeModificationHints = 3 }; 4644b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 4654b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// CodeModificationHints - If valid, provides a hint with some code 4664b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// to insert, remove, or modify at a particular position. 4674b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor CodeModificationHint CodeModificationHints[MaxCodeModificationHints]; 4684b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 4690a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// ProcessDiag - This is the method used to report a diagnostic that is 4700a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// finally fully formed. 4715e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 4725e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if the diagnostic was emitted, false if it was 4735e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppressed. 4745e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor bool ProcessDiag(); 4753cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 4763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 4773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 4783cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticBuilder 4793cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 4803cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 4813cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticBuilder - This is a little helper class used to produce 4823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diagnostics. This is constructed by the Diagnostic::Report method, and 4833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// allows insertion of extra information (arguments and source ranges) into the 4843cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// currently "in flight" diagnostic. When the temporary for the builder is 4853cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// destroyed, the diagnostic is issued. 4863cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// 4873cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Note that many of these will be created as temporary objects (many call 4883cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// sites), so we want them to be small and we never want their address taken. 4893cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// This ensures that compilers with somewhat reasonable optimizers will promote 4903cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// the common fields to registers, eliminating increments of the NumArgs field, 4913cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// for example. 4923cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticBuilder { 4933cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner mutable Diagnostic *DiagObj; 49425a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor mutable unsigned NumArgs, NumRanges, NumCodeModificationHints; 4951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void operator=(const DiagnosticBuilder&); // DO NOT IMPLEMENT 4973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class Diagnostic; 4983cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner explicit DiagnosticBuilder(Diagnostic *diagObj) 4991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump : DiagObj(diagObj), NumArgs(0), NumRanges(0), 50025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumCodeModificationHints(0) {} 501ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 5021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 5030a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// Copy constructor. When copied, this "takes" the diagnostic info from the 5040a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// input and neuters it. 5053cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticBuilder(const DiagnosticBuilder &D) { 5060a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner DiagObj = D.DiagObj; 5070a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner D.DiagObj = 0; 50825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumArgs = D.NumArgs; 50925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumRanges = D.NumRanges; 51025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumCodeModificationHints = D.NumCodeModificationHints; 5110a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 51225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 5135e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Simple enumeration value used to give a name to the 5145e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppress-diagnostic constructor. 5155e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor enum SuppressKind { Suppress }; 5165e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 5175e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Create an empty DiagnosticBuilder object that represents 5185e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// no actual diagnostic. 5191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit DiagnosticBuilder(SuppressKind) 5205e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor : DiagObj(0), NumArgs(0), NumRanges(0), NumCodeModificationHints(0) { } 5215e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 52225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// \brief Force the diagnostic builder to emit the diagnostic now. 52325a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// 52425a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Once this function has been called, the DiagnosticBuilder object 52525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// should not be used again before it is destroyed. 5265e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 5275e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if a diagnostic was emitted, false if the 5285e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// diagnostic was suppressed. 5295e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor bool Emit() { 53025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor // If DiagObj is null, then its soul was stolen by the copy ctor 53125a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor // or the user called Emit(). 5325e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj == 0) return false; 53322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 53425a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor // When emitting diagnostics, we set the final argument count into 53522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner // the Diagnostic object. 5363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagObj->NumDiagArgs = NumArgs; 5373cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagObj->NumDiagRanges = NumRanges; 5384b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor DiagObj->NumCodeModificationHints = NumCodeModificationHints; 5393cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 54022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner // Process the diagnostic, sending the accumulated information to the 54122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner // DiagnosticClient. 5425e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor bool Emitted = DiagObj->ProcessDiag(); 5430a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner 544de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor // Clear out the current diagnostic object. 545de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor DiagObj->Clear(); 54625a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 54725a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor // This diagnostic is dead. 54825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor DiagObj = 0; 5495e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 5505e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor return Emitted; 5513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner } 55225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 55325a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Destructor - The dtor emits the diagnostic if it hasn't already 55425a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// been emitted. 55525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor ~DiagnosticBuilder() { Emit(); } 5561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// Operator bool: conversion of DiagnosticBuilder to bool always returns 5583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// true. This allows is to be used in boolean error contexts like: 5593cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// return Diag(...); 5603cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner operator bool() const { return true; } 5613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 562eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar void AddString(llvm::StringRef S) const { 5633cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(NumArgs < Diagnostic::MaxArguments && 5643cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 5655e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 5665e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Diagnostic::ak_std_string; 5675e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsStr[NumArgs++] = S; 5685e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 5693cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner } 5701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5713cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void AddTaggedVal(intptr_t V, Diagnostic::ArgumentKind Kind) const { 5723cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(NumArgs < Diagnostic::MaxArguments && 5733cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 5745e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 5755e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Kind; 5765e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsVal[NumArgs++] = V; 5775e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 5780a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 5791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5803cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void AddSourceRange(const SourceRange &R) const { 5811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(NumRanges < 5823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner sizeof(DiagObj->DiagRanges)/sizeof(DiagObj->DiagRanges[0]) && 5833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 5845e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 5855e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagRanges[NumRanges++] = &R; 5861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 5874b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 5884b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor void AddCodeModificationHint(const CodeModificationHint &Hint) const { 5894b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor assert(NumCodeModificationHints < Diagnostic::MaxCodeModificationHints && 5904b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor "Too many code modification hints!"); 5915e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 5925e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->CodeModificationHints[NumCodeModificationHints++] = Hint; 5934b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 5943cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 5953cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 5963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 597eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar llvm::StringRef S) { 5983cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddString(S); 5993cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 6003cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 6013cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6023cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 6033cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const char *Str) { 6043cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(Str), 6053cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ak_c_string); 6063cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 6073cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 6083cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6093cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, int I) { 6103cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(I, Diagnostic::ak_sint); 6113cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 6123cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 6133cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6143bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidisinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB,bool I) { 6153bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis DB.AddTaggedVal(I, Diagnostic::ak_sint); 6163bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis return DB; 6173bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis} 6183bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis 6193cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 6203cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner unsigned I) { 6213cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(I, Diagnostic::ak_uint); 6223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 6233cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 6243cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6253cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 6263cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const IdentifierInfo *II) { 6273cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(II), 6283cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ak_identifierinfo); 6293cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 6303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 6311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6323f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// Adds a DeclContext to the diagnostic. The enable_if template magic is here 6333f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// so that we only match those arguments that are (statically) DeclContexts; 6343f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// other arguments that derive from DeclContext (e.g., RecordDecls) will not 6353f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// match. 6363f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortemplate<typename T> 6373f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregorinline 6383f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortypename llvm::enable_if<llvm::is_same<T, DeclContext>, 6393f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor const DiagnosticBuilder &>::type 6403f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregoroperator<<(const DiagnosticBuilder &DB, T *DC) { 6413f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor DB.AddTaggedVal(reinterpret_cast<intptr_t>(DC), 6423f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor Diagnostic::ak_declcontext); 6433f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor return DB; 6443f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor} 6453f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor 6463cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 6473cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const SourceRange &R) { 6483cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddSourceRange(R); 6493cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 6503cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 6514b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 6524b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 6534b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor const CodeModificationHint &Hint) { 6544b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor DB.AddCodeModificationHint(Hint); 6554b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DB; 6564b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor} 657ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 6583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Report - Issue the message to the client. DiagID is a member of the 6593cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diag::kind enum. This actually returns a new instance of DiagnosticBuilder 6603cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// which emits the diagnostics (through ProcessDiag) when it is destroyed. 6613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline DiagnosticBuilder Diagnostic::Report(FullSourceLoc Loc, unsigned DiagID){ 6623cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!"); 6633cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagLoc = Loc; 6643cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = DiagID; 6653cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DiagnosticBuilder(this); 6663cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 6673cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6683cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 6693cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticInfo 6703cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 6711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6723cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticInfo - This is a little helper class (which is basically a smart 6734b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// pointer that forward info from Diagnostic) that allows clients to enquire 6743cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// about the currently in-flight diagnostic. 6753cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticInfo { 6763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const Diagnostic *DiagObj; 6773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerpublic: 6783cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner explicit DiagnosticInfo(const Diagnostic *DO) : DiagObj(DO) {} 6791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6800a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner const Diagnostic *getDiags() const { return DiagObj; } 681b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned getID() const { return DiagObj->CurDiagID; } 682b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner const FullSourceLoc &getLocation() const { return DiagObj->CurDiagLoc; } 6831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6840a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumArgs() const { return DiagObj->NumDiagArgs; } 6851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 68673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgKind - Return the kind of the specified index. Based on the kind 68773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// of argument, the accessors below can be used to get the value. 6883cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ArgumentKind getArgKind(unsigned Idx) const { 6893cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(Idx < getNumArgs() && "Argument index out of range!"); 6903cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return (Diagnostic::ArgumentKind)DiagObj->DiagArgumentsKind[Idx]; 69173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 6921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 69373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgStdStr - Return the provided argument string specified by Idx. 69473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const std::string &getArgStdStr(unsigned Idx) const { 6953cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_std_string && 6963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 69773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return DiagObj->DiagArgumentsStr[Idx]; 69873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 6991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 70073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgCStr - Return the specified C string argument. 70173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const char *getArgCStr(unsigned Idx) const { 7023cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_c_string && 7033cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 70473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return reinterpret_cast<const char*>(DiagObj->DiagArgumentsVal[Idx]); 7050a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 7061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 70730bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgSInt - Return the specified signed integer argument. 70830bc96544346bea42921cf6837e66cef80d664b4Chris Lattner int getArgSInt(unsigned Idx) const { 7093cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_sint && 7103cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 71130bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (int)DiagObj->DiagArgumentsVal[Idx]; 71230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 7131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 71430bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgUInt - Return the specified unsigned integer argument. 71530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner unsigned getArgUInt(unsigned Idx) const { 7163cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_uint && 7173cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 71830bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (unsigned)DiagObj->DiagArgumentsVal[Idx]; 71930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 7201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 72143b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner /// getArgIdentifier - Return the specified IdentifierInfo argument. 72243b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner const IdentifierInfo *getArgIdentifier(unsigned Idx) const { 7233cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_identifierinfo && 7243cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 7259634379265855f1628190e926d9aaf1fb4a5d90eChris Lattner return reinterpret_cast<IdentifierInfo*>(DiagObj->DiagArgumentsVal[Idx]); 72643b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner } 7271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 72822caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// getRawArg - Return the specified non-string argument in an opaque form. 72922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner intptr_t getRawArg(unsigned Idx) const { 73022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner assert(getArgKind(Idx) != Diagnostic::ak_std_string && 73122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner "invalid argument accessor!"); 73222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner return DiagObj->DiagArgumentsVal[Idx]; 73322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 7341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7360a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// getNumRanges - Return the number of source ranges associated with this 7370a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// diagnostic. 7380a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumRanges() const { 7390a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner return DiagObj->NumDiagRanges; 7400a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 7411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7420a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner const SourceRange &getRange(unsigned Idx) const { 7430a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner assert(Idx < DiagObj->NumDiagRanges && "Invalid diagnostic range index!"); 7440a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner return *DiagObj->DiagRanges[Idx]; 7450a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 7461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7474b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor unsigned getNumCodeModificationHints() const { 7484b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DiagObj->NumCodeModificationHints; 7494b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 7504b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 7514b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor const CodeModificationHint &getCodeModificationHint(unsigned Idx) const { 7524b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DiagObj->CodeModificationHints[Idx]; 7534b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 7544b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 7554b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor const CodeModificationHint *getCodeModificationHints() const { 7561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return DiagObj->NumCodeModificationHints? 7574b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor &DiagObj->CodeModificationHints[0] : 0; 7584b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 7594b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 760f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// FormatDiagnostic - Format this diagnostic into a string, substituting the 761f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// formal arguments into the %0 slots. The result is appended onto the Str 762f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// array. 763f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner void FormatDiagnostic(llvm::SmallVectorImpl<char> &OutStr) const; 7645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 7651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DiagnosticClient - This is an abstract interface implemented by clients of 7675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the front-end, which formats and prints fully processed diagnostics. 7685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DiagnosticClient { 7695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 7705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual ~DiagnosticClient(); 7711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 772efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// BeginSourceFile - Callback to inform the diagnostic client that processing 773efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file is beginning. 774efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 775efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// Note that diagnostics may be emitted outside the processing of a source 776efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// file, for example during the parsing of command line options. However, 777efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// diagnostics with source range information are required to only be emitted 778efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// in between BeginSourceFile() and EndSourceFile(). 779efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 780efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg LO - The language options for the source file being processed. 781efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg PP - The preprocessor object being used for the source; this optional 782efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// and may not be present, for example when processing AST source files. 783efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar virtual void BeginSourceFile(const LangOptions &LangOpts) {} 784efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar 785efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// EndSourceFile - Callback to inform the diagnostic client that processing 786efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file has ended. The diagnostic client should assume that any 787efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// objects made available via \see BeginSourceFile() are inaccessible. 788efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar virtual void EndSourceFile() {} 7891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 790cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek /// IncludeInDiagnosticCounts - This method (whose default implementation 791efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// returns true) indicates whether the diagnostics handled by this 792efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// DiagnosticClient should be included in the number of diagnostics reported 793efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// by Diagnostic. 794cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek virtual bool IncludeInDiagnosticCounts() const; 7955f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 7965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// HandleDiagnostic - Handle this diagnostic, reporting it to the user or 7975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// capturing it to a log as needed. 7980a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner virtual void HandleDiagnostic(Diagnostic::Level DiagLevel, 7990a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner const DiagnosticInfo &Info) = 0; 8005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 8015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 8035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 8045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 805