Diagnostic.h revision 08d6e032a2a0a8656d12b3b7b93942987bb12eb7
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 1733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis#include "clang/Basic/DiagnosticIDs.h" 182eefd8657c233bc7c9330acfe475fc270bbe7cabTed Kremenek#include "clang/Basic/SourceLocation.h" 19f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor#include "llvm/ADT/ArrayRef.h" 200827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis#include "llvm/ADT/DenseMap.h" 2128019772db70d4547be05a042eb950bc910f134fDouglas Gregor#include "llvm/ADT/IntrusiveRefCntPtr.h" 22bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor#include "llvm/ADT/OwningPtr.h" 233f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor#include "llvm/Support/type_traits.h" 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis#include <vector> 260827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis#include <list> 27f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 2978ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie class DiagnosticConsumer; 3033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis class DiagnosticBuilder; 31d42ffbd22fc7eb61321f6a88173ee424991f01c6Ted Kremenek class IdentifierInfo; 3233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis class DeclContext; 3340469651a3f8379dc0f32df69e9bade06a2aad36Chris Lattner class LangOptions; 347d90199f109290e9d587479a481a2850d390b552Daniel Dunbar class Preprocessor; 359c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis class DiagnosticErrorTrap; 36e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis class StoredDiagnostic; 371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 384b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// \brief Annotates a diagnostic with some code that should be 394b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// inserted, removed, or replaced to fix the problem. 404b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// 414b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// This kind of hint should be used when we are certain that the 424b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// introduction, removal, or modification of a particular (small!) 434b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// amount of code will correct a compilation error. The compiler 444b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// should also provide full recovery from such errors, such that 45b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor/// suppressing the diagnostic output can still result in successful 464b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// compilation. 47849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregorclass FixItHint { 484b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorpublic: 49783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor /// \brief Code that should be replaced to correct the error. Empty for an 50783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor /// insertion hint. 510a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange RemoveRange; 524b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 534b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The actual code to insert at the insertion location, as a 544b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// string. 554b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor std::string CodeToInsert; 564b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 574b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Empty code modification hint, indicating that no code 584b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// modification is known. 59783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor FixItHint() : RemoveRange() { } 604b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 612f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson bool isNull() const { 62783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor return !RemoveRange.isValid(); 632f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson } 642f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson 654b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that inserts the given 664b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// code string at a specific location. 67849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor static FixItHint CreateInsertion(SourceLocation InsertionLoc, 68686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Code) { 69849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 70783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor Hint.RemoveRange = 71783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor CharSourceRange(SourceRange(InsertionLoc, InsertionLoc), false); 72b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 73b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 74b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 754b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 764b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that removes the given 774b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range. 780a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateRemoval(CharSourceRange RemoveRange) { 79849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 80b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 81b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 82b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 830a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateRemoval(SourceRange RemoveRange) { 840a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return CreateRemoval(CharSourceRange::getTokenRange(RemoveRange)); 850a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 860a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 874b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that replaces the given 884b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range with the given code string. 890a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateReplacement(CharSourceRange RemoveRange, 90686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Code) { 91849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 92b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 93b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 94b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 95b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 960a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 970a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateReplacement(SourceRange RemoveRange, 98686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Code) { 990a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return CreateReplacement(CharSourceRange::getTokenRange(RemoveRange), Code); 1000a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 1014b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor}; 1024b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 103d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// DiagnosticsEngine - This concrete class is used by the front-end to report 1045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// problems and issues. It massages the diagnostics (e.g. handling things like 10578ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// "report warnings as errors" and passes them off to the DiagnosticConsumer 10678ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// for reporting to the user. DiagnosticsEngine is tied to one translation unit 10778ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// and one SourceManager. 108d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikieclass DiagnosticsEngine : public llvm::RefCountedBase<DiagnosticsEngine> { 109182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattnerpublic: 110182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// Level - The level of the diagnostic, after it has been through mapping. 111182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner enum Level { 11233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Ignored = DiagnosticIDs::Ignored, 11333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Note = DiagnosticIDs::Note, 11433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Warning = DiagnosticIDs::Warning, 11533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Error = DiagnosticIDs::Error, 11633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Fatal = DiagnosticIDs::Fatal 117182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner }; 1181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 119b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// ExtensionHandling - How do we handle otherwise-unmapped extension? This 120b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// is controlled by -pedantic and -pedantic-errors. 121b54b276a920246c595a0498da281821eb9d22996Chris Lattner enum ExtensionHandling { 122b54b276a920246c595a0498da281821eb9d22996Chris Lattner Ext_Ignore, Ext_Warn, Ext_Error 123b54b276a920246c595a0498da281821eb9d22996Chris Lattner }; 1241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1253fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner enum ArgumentKind { 12647b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_std_string, // std::string 12747b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_c_string, // const char * 12847b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_sint, // int 12947b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_uint, // unsigned 13047b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_identifierinfo, // IdentifierInfo 13147b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_qualtype, // QualType 13247b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_declarationname, // DeclarationName 133dacd434c49658286c380c7b4c357d76d53cb4aa1Douglas Gregor ak_nameddecl, // NamedDecl * 1343f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_nestednamespec, // NestedNameSpecifier * 1353f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_declcontext // DeclContext * 1363fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner }; 1375edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 1385edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// Specifies which overload candidates to display when overload resolution 1395edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// fails. 1405edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin enum OverloadsShown { 1415edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin Ovl_All, ///< Show all overloads. 1425edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin Ovl_Best ///< Show just the "best" overload candidates. 1435edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin }; 1445edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 145b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ArgumentValue - This typedef represents on argument value, which is a 146b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// union discriminated by ArgumentKind, with a value. 147b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner typedef std::pair<ArgumentKind, intptr_t> ArgumentValue; 148ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 1491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpprivate: 15027ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner unsigned char AllExtensionsSilenced; // Used by __extension__ 151b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool IgnoreAllWarnings; // Ignore all warnings: -w 1521e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek bool WarningsAsErrors; // Treat warnings like errors. 1531e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek bool EnableAllWarnings; // Enable all warnings. 154e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner bool ErrorsAsFatal; // Treat errors like fatal errors. 155b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool SuppressSystemWarnings; // Suppress warnings in system headers. 15681b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool SuppressAllDiagnostics; // Suppress all diagnostics. 1575edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin OverloadsShown ShowOverloads; // Which overload candidates to show. 158c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner unsigned ErrorLimit; // Cap of # errors emitted, 0 -> no limit. 159575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor unsigned TemplateBacktraceLimit; // Cap on depth of template backtrace stack, 160575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor // 0 -> no limit. 16108d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith unsigned ConstexprBacktraceLimit; // Cap on depth of constexpr evaluation 16208d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith // backtrace stack, 0 -> no limit. 163b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtensionHandling ExtBehavior; // Map extensions onto warnings or errors? 16433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis llvm::IntrusiveRefCntPtr<DiagnosticIDs> Diags; 16578ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *Client; 16633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool OwnsDiagClient; 16733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager *SourceMgr; 1680827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 1690827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Mapping information for diagnostics. Mapping info is 170691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// packed into four bits per diagnostic. The low three bits are the mapping 171691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// (an instance of diag::Mapping), or zero if unset. The high bit is set 172691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// when the mapping was established as a user mapping. If the high bit is 173691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// clear, then the low bits are set to the default value, and should be 174691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped with -pedantic, -Werror, etc. 1750827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 1763efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// A new DiagState is created and kept around when diagnostic pragmas modify 1773efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// the state so that we know what is the diagnostic state at any given 1783efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// source location. 1790827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis class DiagState { 180b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar llvm::DenseMap<unsigned, DiagnosticMappingInfo> DiagMap; 1813c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 1823c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer public: 183ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar typedef llvm::DenseMap<unsigned, DiagnosticMappingInfo>::iterator 184b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar iterator; 185ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar typedef llvm::DenseMap<unsigned, DiagnosticMappingInfo>::const_iterator 186ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar const_iterator; 1873efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis 188b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar void setMappingInfo(diag::kind Diag, DiagnosticMappingInfo Info) { 189b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar DiagMap[Diag] = Info; 190b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar } 1913c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 192ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar DiagnosticMappingInfo &getOrAddMappingInfo(diag::kind Diag); 193ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar 194ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar const_iterator begin() const { return DiagMap.begin(); } 195ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar const_iterator end() const { return DiagMap.end(); } 1960827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis }; 1973c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 1980827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Keeps and automatically disposes all DiagStates that we create. 1990827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis std::list<DiagState> DiagStates; 2000827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2010827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Represents a point in source where the diagnostic state was 2020827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// modified because of a pragma. 'Loc' can be null if the point represents 2030827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the diagnostic state modifications done through the command-line. 2040827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis struct DiagStatePoint { 2050827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *State; 2060827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc Loc; 2070827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoint(DiagState *State, FullSourceLoc Loc) 2080827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis : State(State), Loc(Loc) { } 2090827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2100827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool operator<(const DiagStatePoint &RHS) const { 2110827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // If Loc is invalid it means it came from <command-line>, in which case 2120827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // we regard it as coming before any valid source location. 2130827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (RHS.Loc.isInvalid()) 2140827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return false; 2150827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (Loc.isInvalid()) 2160827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return true; 2170827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return Loc.isBeforeInTranslationUnitThan(RHS.Loc); 2183c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer } 2193c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer }; 22004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 2210827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief A vector of all DiagStatePoints representing changes in diagnostic 2220827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// state due to diagnostic pragmas. The vector is always sorted according to 2230827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the SourceLocation of the DiagStatePoint. 2240827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis typedef std::vector<DiagStatePoint> DiagStatePointsTy; 2250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis mutable DiagStatePointsTy DiagStatePoints; 2260827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2270827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Keeps the DiagState that was active during each diagnostic 'push' 2280827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// so we can get back at it when we 'pop'. 2290827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis std::vector<DiagState *> DiagStateOnPushStack; 2300827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2310827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *GetCurDiagState() const { 2320827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(!DiagStatePoints.empty()); 2330827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return DiagStatePoints.back().State; 2340827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2350827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2360827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void PushDiagStatePoint(DiagState *State, SourceLocation L) { 2370827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc Loc(L, *SourceMgr); 2380827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Make sure that DiagStatePoints is always sorted according to Loc. 2390827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert((Loc.isValid() || DiagStatePoints.empty()) && 2400827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Adding invalid loc point after another point"); 2410827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert((Loc.isInvalid() || DiagStatePoints.empty() || 2420827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.back().Loc.isInvalid() || 2430827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.back().Loc.isBeforeInTranslationUnitThan(Loc)) && 2440827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Previous point loc comes after or is the same as new one"); 2450827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.push_back(DiagStatePoint(State, 2460827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc(Loc, *SourceMgr))); 2470827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2480827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2490827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Finds the DiagStatePoint that contains the diagnostic state of 2500827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the given source location. 2510827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePointsTy::iterator GetDiagStatePointForLoc(SourceLocation Loc) const; 25204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 25315221422eda7bac679e38b07512feda49715ef66Chris Lattner /// ErrorOccurred / FatalErrorOccurred - This is set to true when an error or 25415221422eda7bac679e38b07512feda49715ef66Chris Lattner /// fatal error is emitted, and is sticky. 2555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool ErrorOccurred; 25615221422eda7bac679e38b07512feda49715ef66Chris Lattner bool FatalErrorOccurred; 2571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 25885bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor /// \brief Indicates that an unrecoverable error has occurred. 25985bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor bool UnrecoverableErrorOccurred; 26085bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 261c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis /// \brief Counts for DiagnosticErrorTrap to check whether an error occurred 262add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// during a parsing section, e.g. during parsing a function. 263c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned TrapNumErrorsOccurred; 264c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned TrapNumUnrecoverableErrorsOccurred; 265add80bb3957dba1d9389304453c0a4c975768bd7John McCall 266f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// LastDiagLevel - This is the level of the last diagnostic emitted. This is 267f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// used to emit continuation diagnostics with the same level as the 268f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// diagnostic that they follow. 26933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticIDs::Level LastDiagLevel; 2705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 27153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumWarnings; // Number of warnings reported 27253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumErrors; // Number of errors reported 2731864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor unsigned NumErrorsSuppressed; // Number of errors suppressed 2747bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 2753fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ArgToStringFn - A function pointer that converts an opaque diagnostic 2763fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// argument to a strings. This takes the modifiers and argument that was 2773fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// present in the diagnostic. 278b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 279b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// The PrevArgs array (whose length is NumPrevArgs) indicates the previous 280b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// arguments formatted for this diagnostic. Implementations of this function 281b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// can use this information to avoid redundancy across arguments. 282b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 28322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// This is a hack to avoid a layering violation between libbasic and libsema. 2840673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth typedef void (*ArgToStringFnTy)( 2850673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth ArgumentKind Kind, intptr_t Val, 2860673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth const char *Modifier, unsigned ModifierLen, 2870673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth const char *Argument, unsigned ArgumentLen, 2880673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth const ArgumentValue *PrevArgs, 2890673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth unsigned NumPrevArgs, 290686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &Output, 2910673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth void *Cookie, 292686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<intptr_t> &QualTypeVals); 29392dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *ArgToStringCookie; 2943fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFnTy ArgToStringFn; 29593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 29693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief ID of the "delayed" diagnostic, which is a (typically 29793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// fatal) diagnostic that had to be delayed because it was found 29893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// while emitting another diagnostic. 29993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor unsigned DelayedDiagID; 30093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 30193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief First string argument for the delayed diagnostic. 30293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg1; 30393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 30493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Second string argument for the delayed diagnostic. 30593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg2; 30693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 3075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 308d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticsEngine( 309d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &Diags, 31078ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *client = 0, 31133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ShouldOwnClient = true); 312d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie ~DiagnosticsEngine(); 3131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 31433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &getDiagnosticIDs() const { 31533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags; 31633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 31733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 31878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *getClient() { return Client; } 31978ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie const DiagnosticConsumer *getClient() const { return Client; } 3201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 321d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// \brief Determine whether this \c DiagnosticsEngine object own its client. 32278243658c533168d51fd076fba328437932ba6f1Douglas Gregor bool ownsClient() const { return OwnsDiagClient; } 32378243658c533168d51fd076fba328437932ba6f1Douglas Gregor 324bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Return the current diagnostic client along with ownership of that 325bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// client. 32678ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *takeClient() { 32733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis OwnsDiagClient = false; 32833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Client; 32933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 33033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 33133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return SourceMgr != 0; } 33233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { 33333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis assert(SourceMgr && "SourceManager not set!"); 33433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return *SourceMgr; 33533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 33633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis void setSourceManager(SourceManager *SrcMgr) { SourceMgr = SrcMgr; } 33733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 33833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis //===--------------------------------------------------------------------===// 339d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie // DiagnosticsEngine characterization methods, used by a client to customize 340d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie // how diagnostics are emitted. 34133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // 34204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 3431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// pushMappings - Copies the current DiagMappings and pushes the new copy 34404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// onto the top of the stack. 3450827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void pushMappings(SourceLocation Loc); 34604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 34704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// popMappings - Pops the current DiagMappings off the top of the stack 34804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// causing the new top of the stack to be the active mappings. Returns 34904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// true if the pop happens, false if there is only one DiagMapping on the 35004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// stack. 3510827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool popMappings(SourceLocation Loc); 35204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 353bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Set the diagnostic client associated with this diagnostic object. 354bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// 35533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// \param ShouldOwnClient true if the diagnostic object should take 35633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// ownership of \c client. 35778ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie void setClient(DiagnosticConsumer *client, bool ShouldOwnClient = true); 3585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 359c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner /// setErrorLimit - Specify a limit for the number of errors we should 360b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner /// emit before giving up. Zero disables the limit. 361c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner void setErrorLimit(unsigned Limit) { ErrorLimit = Limit; } 362b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner 363575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Specify the maximum number of template instantiation 364575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// notes to emit along with a given diagnostic. 365575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor void setTemplateBacktraceLimit(unsigned Limit) { 366575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor TemplateBacktraceLimit = Limit; 367575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 36808d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 369575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Retrieve the maximum number of template instantiation 37008d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// notes to emit along with a given diagnostic. 371575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor unsigned getTemplateBacktraceLimit() const { 372575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor return TemplateBacktraceLimit; 373575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 37408d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 37508d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// \brief Specify the maximum number of constexpr evaluation 37608d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// notes to emit along with a given diagnostic. 37708d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith void setConstexprBacktraceLimit(unsigned Limit) { 37808d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith ConstexprBacktraceLimit = Limit; 37908d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith } 38008d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 38108d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// \brief Retrieve the maximum number of constexpr evaluation 38208d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// notes to emit along with a given diagnostic. 38308d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith unsigned getConstexprBacktraceLimit() const { 38408d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith return ConstexprBacktraceLimit; 38508d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith } 38608d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 3875b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// setIgnoreAllWarnings - When set to true, any unmapped warnings are 3885b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// ignored. If this and WarningsAsErrors are both set, then this one wins. 3895b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner void setIgnoreAllWarnings(bool Val) { IgnoreAllWarnings = Val; } 3905b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner bool getIgnoreAllWarnings() const { return IgnoreAllWarnings; } 3911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3921e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek /// setEnableAllWarnings - When set to true, any unmapped ignored warnings 3931e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek /// are no longer ignored. If this and IgnoreAllWarnings are both set, 3941e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek /// then that one wins. 3951e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek void setEnableAllWarnings(bool Val) { EnableAllWarnings = Val; } 3961e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek bool getEnableAllWarnngs() const { return EnableAllWarnings; } 3971e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek 3985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// setWarningsAsErrors - When set to true, any warnings reported are issued 3995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// as errors. 4005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setWarningsAsErrors(bool Val) { WarningsAsErrors = Val; } 4015f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool getWarningsAsErrors() const { return WarningsAsErrors; } 4021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 403e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// setErrorsAsFatal - When set to true, any error reported is made a 404e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// fatal error. 405e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner void setErrorsAsFatal(bool Val) { ErrorsAsFatal = Val; } 406e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner bool getErrorsAsFatal() const { return ErrorsAsFatal; } 407e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner 4082fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// setSuppressSystemWarnings - When set to true mask warnings that 4092fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// come from system headers. 4102fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar void setSuppressSystemWarnings(bool Val) { SuppressSystemWarnings = Val; } 4112fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar bool getSuppressSystemWarnings() const { return SuppressSystemWarnings; } 4122fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar 41381b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// \brief Suppress all diagnostics, to silence the front end when we 41481b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// know that we don't want any more diagnostics to be passed along to the 41581b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// client 41681b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor void setSuppressAllDiagnostics(bool Val = true) { 41781b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor SuppressAllDiagnostics = Val; 41881b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor } 41981b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool getSuppressAllDiagnostics() const { return SuppressAllDiagnostics; } 42081b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor 4215edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// \brief Specify which overload candidates to show when overload resolution 4225edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// fails. By default, we show all candidates. 4235edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin void setShowOverloads(OverloadsShown Val) { 4245edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin ShowOverloads = Val; 4255edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin } 4265edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin OverloadsShown getShowOverloads() const { return ShowOverloads; } 4275edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 4280b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// \brief Pretend that the last diagnostic issued was ignored. This can 4290b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// be used by clients who suppress diagnostics themselves. 4300b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor void setLastDiagnosticIgnored() { 43133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis LastDiagLevel = DiagnosticIDs::Ignored; 4320b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor } 4330b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor 434b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// setExtensionHandlingBehavior - This controls whether otherwise-unmapped 435b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// extension diagnostics are mapped onto ignore/warning/error. This 436b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// corresponds to the GCC -pedantic and -pedantic-errors option. 437b54b276a920246c595a0498da281821eb9d22996Chris Lattner void setExtensionHandlingBehavior(ExtensionHandling H) { 438b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtBehavior = H; 439b54b276a920246c595a0498da281821eb9d22996Chris Lattner } 440c1b5fa41f09512c74030b9a2a0d1564535e22a76Peter Collingbourne ExtensionHandling getExtensionHandlingBehavior() const { return ExtBehavior; } 4411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 44227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// AllExtensionsSilenced - This is a counter bumped when an __extension__ 44327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// block is encountered. When non-zero, all extension diagnostics are 44427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// entirely silenced, no matter how they are mapped. 44527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void IncrementAllExtensionsSilenced() { ++AllExtensionsSilenced; } 44627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void DecrementAllExtensionsSilenced() { --AllExtensionsSilenced; } 44791a2886d558ea6ca7a0bed73ab5acea5ae78eac2Douglas Gregor bool hasAllExtensionsSilenced() { return AllExtensionsSilenced != 0; } 4481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4490827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief This allows the client to specify that certain 450691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// warnings are ignored. Notes can never be mapped, errors can only be 451691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped to fatal, and WARNINGs and EXTENSIONs can be mapped arbitrarily. 4520827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4530827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location that this change of diagnostic state should 4540827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the latest state. 4550827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void setDiagnosticMapping(diag::kind Diag, diag::Mapping Map, 4560827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis SourceLocation Loc); 4571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4583bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// setDiagnosticGroupMapping - Change an entire diagnostic group (e.g. 4593bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// "unknown-pragmas" to have the specified mapping. This returns true and 4603bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// ignores the request if "Group" was unknown, false otherwise. 4610827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4620827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 'Loc' is the source location that this change of diagnostic state should 4630827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the state from command-line. 464686775deca8b8685eb90801495880e3abdd844c2Chris Lattner bool setDiagnosticGroupMapping(StringRef Group, diag::Mapping Map, 4653f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar SourceLocation Loc = SourceLocation()); 4665f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 467aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// \brief Set the warning-as-error flag for the given diagnostic group. This 468aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// function always only operates on the current diagnostic state. 4694aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// 4704aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// \returns True if the given group is unknown, false otherwise. 4714aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool setDiagnosticGroupWarningAsError(StringRef Group, bool Enabled); 4724aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 473aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// \brief Set the error-as-fatal flag for the given diagnostic group. This 474aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// function always only operates on the current diagnostic state. 4754aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// 4764aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// \returns True if the given group is unknown, false otherwise. 4774aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool setDiagnosticGroupErrorAsFatal(StringRef Group, bool Enabled); 4784aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 4795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool hasErrorOccurred() const { return ErrorOccurred; } 48015221422eda7bac679e38b07512feda49715ef66Chris Lattner bool hasFatalErrorOccurred() const { return FatalErrorOccurred; } 48185bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 48285bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor /// \brief Determine whether any kind of unrecoverable error has occurred. 48385bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor bool hasUnrecoverableErrorOccurred() const { 48485bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor return FatalErrorOccurred || UnrecoverableErrorOccurred; 48585bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor } 48685bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 48753eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned getNumWarnings() const { return NumWarnings; } 4881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 489c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setNumWarnings(unsigned NumWarnings) { 490c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor this->NumWarnings = NumWarnings; 491c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor } 492c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 493182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getCustomDiagID - Return an ID for a diagnostic with the specified message 494182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// and level. If this is the first request for this diagnosic, it is 495182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// registered and created, otherwise the existing ID is returned. 496686775deca8b8685eb90801495880e3abdd844c2Chris Lattner unsigned getCustomDiagID(Level L, StringRef Message) { 49733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->getCustomDiagID((DiagnosticIDs::Level)L, Message); 49833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 4991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5003fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ConvertArgToString - This method converts a diagnostic argument (as an 5013fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// intptr_t) into the string that represents it. 5023fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner void ConvertArgToString(ArgumentKind Kind, intptr_t Val, 5033fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModLen, 5043fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 505b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, unsigned NumPrevArgs, 506686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &Output, 507686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<intptr_t> &QualTypeVals) const { 508b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner ArgToStringFn(Kind, Val, Modifier, ModLen, Argument, ArgLen, 5090673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth PrevArgs, NumPrevArgs, Output, ArgToStringCookie, 5100673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth QualTypeVals); 51122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 5121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 51392dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void SetArgToStringFn(ArgToStringFnTy Fn, void *Cookie) { 5143fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = Fn; 51592dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = Cookie; 51622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 5171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 518abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// \brief Reset the state of the diagnostic object to its initial 519abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// configuration. 520abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor void Reset(); 521abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 5225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 523d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie // DiagnosticsEngine classification and reporting interfaces. 5245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // 5255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 526d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// \brief Based on the way the client configured the DiagnosticsEngine 5275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// object, classify the specified diagnostic ID into a Level, consumable by 52878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// the DiagnosticConsumer. 5290827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 5300827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location we are interested in finding out the 5310827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// diagnostic state. Can be null in order to query the latest state. 5321656aaec223949245fdbebf306b719cba0b687caDaniel Dunbar Level getDiagnosticLevel(unsigned DiagID, SourceLocation Loc) const { 5331656aaec223949245fdbebf306b719cba0b687caDaniel Dunbar return (Level)Diags->getDiagnosticLevel(DiagID, Loc, *this); 53433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 5351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 536509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// Report - Issue the message to the client. @c DiagID is a member of the 537509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c diag::kind enum. This actually returns aninstance of DiagnosticBuilder 538509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which emits the diagnostics (through @c ProcessDiag) when it is destroyed. 539509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c Pos represents the source location associated with the diagnostic, 540509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which can be an invalid location if no position information is available. 54133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis inline DiagnosticBuilder Report(SourceLocation Pos, unsigned DiagID); 5420f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar inline DiagnosticBuilder Report(unsigned DiagID); 543de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor 544e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis void Report(const StoredDiagnostic &storedDiag); 545e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 54693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Determine whethere there is already a diagnostic in flight. 5475800f7ea9cf5621280089d690f677bd28064d6b5Ted Kremenek bool isDiagnosticInFlight() const { return CurDiagID != ~0U; } 54893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 54993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Set the "delayed" diagnostic that will be emitted once 55093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// the current diagnostic completes. 55193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 55293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// If a diagnostic is already in-flight but the front end must 55393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// report a problem (e.g., with an inconsistent file system 55493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// state), this routine sets a "delayed" diagnostic that will be 55593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// emitted after the current diagnostic completes. This should 55693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// only be used for fatal errors detected at inconvenient 55793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// times. If emitting a delayed diagnostic causes a second delayed 55893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic to be introduced, that second delayed diagnostic 55993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// will be ignored. 56093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 56193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param DiagID The ID of the diagnostic being delayed. 56293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 56393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg1 A string argument that will be provided to the 56493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 565d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// DiagnosticsEngine object itself. 56693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 56793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg2 A string argument that will be provided to the 56893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 569d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// DiagnosticsEngine object itself. 570686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void SetDelayedDiagnostic(unsigned DiagID, StringRef Arg1 = "", 571686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Arg2 = ""); 57293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 573de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor /// \brief Clear out the current diagnostic. 574de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor void Clear() { CurDiagID = ~0U; } 5751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5760a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerprivate: 57793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Report the delayed diagnostic. 57893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor void ReportDelayed(); 57993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 5803cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // This is private state used by DiagnosticBuilder. We put it here instead of 5813cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // in DiagnosticBuilder in order to keep DiagnosticBuilder a small lightweight 5820a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // object. This implementation choice means that we can only have one 5830a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic "in flight" at a time, but this seems to be a reasonable 5840a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // tradeoff to keep these objects small. Assertions verify that only one 5850a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic is in flight at a time. 58633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis friend class DiagnosticIDs; 5873cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class DiagnosticBuilder; 58840847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie friend class Diagnostic; 5899b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 5909c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis friend class DiagnosticErrorTrap; 5919b623639378d53a675921ddfa7316034d571881eDouglas Gregor 592b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagLoc - This is the location of the current diagnostic that is in 593b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// flight. 59433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceLocation CurDiagLoc; 5951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 596b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagID - This is the ID of the current diagnostic that is in flight. 5973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// This is set to ~0U when there is no diagnostic in flight. 598b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned CurDiagID; 599b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner 60073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner enum { 60173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// MaxArguments - The maximum number of arguments we can hold. We currently 60273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// only support up to 10 arguments (%0-%9). A single diagnostic with more 60373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// than that almost certainly has to be simplified anyway. 60473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner MaxArguments = 10 60573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner }; 6061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6073cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// NumDiagArgs - This contains the number of entries in Arguments. 608730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner signed char NumDiagArgs; 609730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner /// NumRanges - This is the number of ranges in the DiagRanges array. 610730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner unsigned char NumDiagRanges; 6114b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The number of code modifications hints in the 612849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor /// FixItHints array. 613849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned char NumFixItHints; 614ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 61573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsKind - This is an array of ArgumentKind::ArgumentKind enum 61673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// values, with one for each argument. This specifies whether the argument 61773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is in DiagArgumentsStr or in DiagArguments. 61873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner unsigned char DiagArgumentsKind[MaxArguments]; 6191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 62073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsStr - This holds the values of each string argument for the 62173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// current diagnostic. This value is only used when the corresponding 62273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// ArgumentKind is ak_std_string. 62373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner std::string DiagArgumentsStr[MaxArguments]; 62473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner 62573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsVal - The values for the various substitution positions. This 62673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is used when the argument is not an std::string. The specific value is 627fc8f0e14ad142ed811e90fbd9a30e419e301c717Chris Lattner /// mangled into an intptr_t and the interpretation depends on exactly what 62873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// sort of argument kind it is. 62973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner intptr_t DiagArgumentsVal[MaxArguments]; 6301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6310a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// DiagRanges - The list of ranges added to this diagnostic. It currently 6320a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// only support 10 ranges, could easily be extended if needed. 6330a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange DiagRanges[10]; 6341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 635b89fe6b04c5b8a2d080c1c5605b72f809fc9ee68Anna Zaks enum { MaxFixItHints = 6 }; 6364b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 637849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor /// FixItHints - If valid, provides a hint with some code 6384b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// to insert, remove, or modify at a particular position. 639849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint FixItHints[MaxFixItHints]; 6404b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 64187429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis DiagnosticMappingInfo makeMappingInfo(diag::Mapping Map, SourceLocation L) { 64287429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis bool isPragma = L.isValid(); 64387429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis DiagnosticMappingInfo MappingInfo = DiagnosticMappingInfo::Make( 64487429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis Map, /*IsUser=*/true, isPragma); 64587429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 64687429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis // If this is a pragma mapping, then set the diagnostic mapping flags so 64787429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis // that we override command line options. 64887429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis if (isPragma) { 64987429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis MappingInfo.setNoWarningAsError(true); 65087429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis MappingInfo.setNoErrorAsFatal(true); 65187429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis } 65287429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 65387429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis return MappingInfo; 65487429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis } 65587429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 6560a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// ProcessDiag - This is the method used to report a diagnostic that is 6570a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// finally fully formed. 6585e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 6595e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if the diagnostic was emitted, false if it was 6605e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppressed. 66133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ProcessDiag() { 66233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->ProcessDiag(*this); 66333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 664f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 665f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTReader; 666f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTWriter; 6673cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 6683cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6699c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// \brief RAII class that determines when any errors have occurred 6709c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// between the time the instance was created and the time it was 6719c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// queried. 6729c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidisclass DiagnosticErrorTrap { 673d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diag; 674c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned NumErrors; 675c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned NumUnrecoverableErrors; 6769c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6779c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidispublic: 678d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticErrorTrap(DiagnosticsEngine &Diag) 679add80bb3957dba1d9389304453c0a4c975768bd7John McCall : Diag(Diag) { reset(); } 6809c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6819c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// \brief Determine whether any errors have occurred since this 6829c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// object instance was created. 6839c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis bool hasErrorOccurred() const { 684c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis return Diag.TrapNumErrorsOccurred > NumErrors; 685add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 686add80bb3957dba1d9389304453c0a4c975768bd7John McCall 687add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// \brief Determine whether any unrecoverable errors have occurred since this 688add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// object instance was created. 689add80bb3957dba1d9389304453c0a4c975768bd7John McCall bool hasUnrecoverableErrorOccurred() const { 690c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis return Diag.TrapNumUnrecoverableErrorsOccurred > NumUnrecoverableErrors; 6919c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis } 6929c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6939c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis // Set to initial state of "no errors occurred". 694add80bb3957dba1d9389304453c0a4c975768bd7John McCall void reset() { 695c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis NumErrors = Diag.TrapNumErrorsOccurred; 696c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis NumUnrecoverableErrors = Diag.TrapNumUnrecoverableErrorsOccurred; 697add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 6989c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis}; 6999c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 7003cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 7013cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticBuilder 7023cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 7033cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7043cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticBuilder - This is a little helper class used to produce 705d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// diagnostics. This is constructed by the DiagnosticsEngine::Report method, 706d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// and allows insertion of extra information (arguments and source ranges) into 707d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// the currently "in flight" diagnostic. When the temporary for the builder is 7083cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// destroyed, the diagnostic is issued. 7093cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// 7103cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Note that many of these will be created as temporary objects (many call 7113cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// sites), so we want them to be small and we never want their address taken. 7123cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// This ensures that compilers with somewhat reasonable optimizers will promote 7133cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// the common fields to registers, eliminating increments of the NumArgs field, 7143cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// for example. 7153cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticBuilder { 716d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie mutable DiagnosticsEngine *DiagObj; 717849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor mutable unsigned NumArgs, NumRanges, NumFixItHints; 7181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7193cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void operator=(const DiagnosticBuilder&); // DO NOT IMPLEMENT 720d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie friend class DiagnosticsEngine; 721d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticBuilder(DiagnosticsEngine *diagObj) 722849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor : DiagObj(diagObj), NumArgs(0), NumRanges(0), NumFixItHints(0) {} 723ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 7249b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 725b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor 726b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregorprotected: 727b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor void FlushCounts(); 7289b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 7300a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// Copy constructor. When copied, this "takes" the diagnostic info from the 7310a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// input and neuters it. 7323cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticBuilder(const DiagnosticBuilder &D) { 7330a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner DiagObj = D.DiagObj; 7340a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner D.DiagObj = 0; 73525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumArgs = D.NumArgs; 73625a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumRanges = D.NumRanges; 737849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor NumFixItHints = D.NumFixItHints; 7380a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 73925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 7405e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Simple enumeration value used to give a name to the 7415e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppress-diagnostic constructor. 7425e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor enum SuppressKind { Suppress }; 7435e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 7445e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Create an empty DiagnosticBuilder object that represents 7455e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// no actual diagnostic. 7461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit DiagnosticBuilder(SuppressKind) 747849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor : DiagObj(0), NumArgs(0), NumRanges(0), NumFixItHints(0) { } 7485e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 74925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// \brief Force the diagnostic builder to emit the diagnostic now. 75025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// 75125a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Once this function has been called, the DiagnosticBuilder object 75225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// should not be used again before it is destroyed. 7535e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 7545e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if a diagnostic was emitted, false if the 7555e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// diagnostic was suppressed. 75693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor bool Emit(); 75725a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 75825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Destructor - The dtor emits the diagnostic if it hasn't already 75925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// been emitted. 76025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor ~DiagnosticBuilder() { Emit(); } 7611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 762d93256e55673a17d18543397ec462416acb13792Douglas Gregor /// isActive - Determine whether this diagnostic is still active. 763d93256e55673a17d18543397ec462416acb13792Douglas Gregor bool isActive() const { return DiagObj != 0; } 764d93256e55673a17d18543397ec462416acb13792Douglas Gregor 7659b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Retrieve the active diagnostic ID. 7669b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// 7679b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \pre \c isActive() 7689b623639378d53a675921ddfa7316034d571881eDouglas Gregor unsigned getDiagID() const { 769d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(isActive() && "DiagnosticsEngine is inactive"); 7709b623639378d53a675921ddfa7316034d571881eDouglas Gregor return DiagObj->CurDiagID; 7719b623639378d53a675921ddfa7316034d571881eDouglas Gregor } 77277faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith 77377faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith /// \brief Retrieve the active diagnostic's location. 77477faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith /// 77577faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith /// \pre \c isActive() 77677faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith SourceLocation getLocation() const { return DiagObj->CurDiagLoc; } 7779b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7789b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Clear out the current diagnostic. 7799b623639378d53a675921ddfa7316034d571881eDouglas Gregor void Clear() { DiagObj = 0; } 7809b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7813cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// Operator bool: conversion of DiagnosticBuilder to bool always returns 7823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// true. This allows is to be used in boolean error contexts like: 7833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// return Diag(...); 7843cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner operator bool() const { return true; } 7853cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 786686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void AddString(StringRef S) const { 787d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(NumArgs < DiagnosticsEngine::MaxArguments && 7883cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7895e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 790d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagObj->DiagArgumentsKind[NumArgs] = DiagnosticsEngine::ak_std_string; 7915e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsStr[NumArgs++] = S; 7925e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 7933cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner } 7941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 795d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie void AddTaggedVal(intptr_t V, DiagnosticsEngine::ArgumentKind Kind) const { 796d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(NumArgs < DiagnosticsEngine::MaxArguments && 7973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7985e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 7995e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Kind; 8005e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsVal[NumArgs++] = V; 8015e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 8020a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 8031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8040a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner void AddSourceRange(const CharSourceRange &R) const { 8051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(NumRanges < 8063cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner sizeof(DiagObj->DiagRanges)/sizeof(DiagObj->DiagRanges[0]) && 8073cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 8085e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 80951c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor DiagObj->DiagRanges[NumRanges++] = R; 8101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 8114b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 812849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor void AddFixItHint(const FixItHint &Hint) const { 813d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(NumFixItHints < DiagnosticsEngine::MaxFixItHints && 814849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor "Too many fix-it hints!"); 8157035f310f5cfedb35ee4422bcab98e9f18f4ce63Matt Beaumont-Gay if (NumFixItHints >= DiagnosticsEngine::MaxFixItHints) 8167035f310f5cfedb35ee4422bcab98e9f18f4ce63Matt Beaumont-Gay return; // Don't crash in release builds 8175e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 818849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DiagObj->FixItHints[NumFixItHints++] = Hint; 8194b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 8203cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 8213cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 823686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef S) { 8243cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddString(S); 8253cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8263cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8273cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8283cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8293cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const char *Str) { 8303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(Str), 831d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_c_string); 8323cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8333cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8343cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8353cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, int I) { 836d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint); 8373cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8383cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8393cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8403bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidisinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB,bool I) { 841d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint); 8423bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis return DB; 8433bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis} 8443bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis 8453cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8463cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner unsigned I) { 847d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_uint); 8483cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8493cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8503cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8523cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const IdentifierInfo *II) { 8533cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(II), 854d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_identifierinfo); 8553cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8563cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8583f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// Adds a DeclContext to the diagnostic. The enable_if template magic is here 8593f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// so that we only match those arguments that are (statically) DeclContexts; 8603f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// other arguments that derive from DeclContext (e.g., RecordDecls) will not 8613f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// match. 8623f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortemplate<typename T> 8633f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregorinline 8643f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortypename llvm::enable_if<llvm::is_same<T, DeclContext>, 8653f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor const DiagnosticBuilder &>::type 8663f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregoroperator<<(const DiagnosticBuilder &DB, T *DC) { 8673f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor DB.AddTaggedVal(reinterpret_cast<intptr_t>(DC), 868d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_declcontext); 8693f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor return DB; 8703f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor} 8713f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor 8723cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8733cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const SourceRange &R) { 8740a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(CharSourceRange::getTokenRange(R)); 8753cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8774b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 8784b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8790a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 8800a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(R); 8810a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return DB; 8820a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner} 8830a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 8840a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 885849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &Hint) { 886849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DB.AddFixItHint(Hint); 8874b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DB; 8884b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor} 889ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 8903cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Report - Issue the message to the client. DiagID is a member of the 8913cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diag::kind enum. This actually returns a new instance of DiagnosticBuilder 8923cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// which emits the diagnostics (through ProcessDiag) when it is destroyed. 893d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikieinline DiagnosticBuilder DiagnosticsEngine::Report(SourceLocation Loc, 89433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis unsigned DiagID){ 8953cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!"); 8963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagLoc = Loc; 8973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = DiagID; 8983cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DiagnosticBuilder(this); 8993cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 900d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikieinline DiagnosticBuilder DiagnosticsEngine::Report(unsigned DiagID) { 90133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Report(SourceLocation(), DiagID); 9020f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar} 9033cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 9043cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 90540847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie// Diagnostic 9063cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 90840847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie/// Diagnostic - This is a little helper class (which is basically a smart 909d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// pointer that forward info from DiagnosticsEngine) that allows clients to 910d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// enquire about the currently in-flight diagnostic. 91140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikieclass Diagnostic { 912d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie const DiagnosticsEngine *DiagObj; 913686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef StoredDiagMessage; 9143cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerpublic: 91540847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie explicit Diagnostic(const DiagnosticsEngine *DO) : DiagObj(DO) {} 91640847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie Diagnostic(const DiagnosticsEngine *DO, StringRef storedDiagMessage) 917e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis : DiagObj(DO), StoredDiagMessage(storedDiagMessage) {} 9181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 919d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie const DiagnosticsEngine *getDiags() const { return DiagObj; } 920b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned getID() const { return DiagObj->CurDiagID; } 92133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const SourceLocation &getLocation() const { return DiagObj->CurDiagLoc; } 92233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return DiagObj->hasSourceManager(); } 92333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { return DiagObj->getSourceManager();} 9241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9250a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumArgs() const { return DiagObj->NumDiagArgs; } 9261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 92773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgKind - Return the kind of the specified index. Based on the kind 92873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// of argument, the accessors below can be used to get the value. 929d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ArgumentKind getArgKind(unsigned Idx) const { 9303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(Idx < getNumArgs() && "Argument index out of range!"); 931d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie return (DiagnosticsEngine::ArgumentKind)DiagObj->DiagArgumentsKind[Idx]; 93273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 9331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 93473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgStdStr - Return the provided argument string specified by Idx. 93573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const std::string &getArgStdStr(unsigned Idx) const { 936d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_std_string && 9373cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 93873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return DiagObj->DiagArgumentsStr[Idx]; 93973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 9401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 94173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgCStr - Return the specified C string argument. 94273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const char *getArgCStr(unsigned Idx) const { 943d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_c_string && 9443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 94573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return reinterpret_cast<const char*>(DiagObj->DiagArgumentsVal[Idx]); 9460a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 94830bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgSInt - Return the specified signed integer argument. 94930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner int getArgSInt(unsigned Idx) const { 950d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_sint && 9513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 95230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (int)DiagObj->DiagArgumentsVal[Idx]; 95330bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 9541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 95530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgUInt - Return the specified unsigned integer argument. 95630bc96544346bea42921cf6837e66cef80d664b4Chris Lattner unsigned getArgUInt(unsigned Idx) const { 957d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_uint && 9583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 95930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (unsigned)DiagObj->DiagArgumentsVal[Idx]; 96030bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 9611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 96243b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner /// getArgIdentifier - Return the specified IdentifierInfo argument. 96343b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner const IdentifierInfo *getArgIdentifier(unsigned Idx) const { 964d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_identifierinfo && 9653cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 9669634379265855f1628190e926d9aaf1fb4a5d90eChris Lattner return reinterpret_cast<IdentifierInfo*>(DiagObj->DiagArgumentsVal[Idx]); 96743b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner } 9681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 96922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// getRawArg - Return the specified non-string argument in an opaque form. 97022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner intptr_t getRawArg(unsigned Idx) const { 971d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) != DiagnosticsEngine::ak_std_string && 97222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner "invalid argument accessor!"); 97322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner return DiagObj->DiagArgumentsVal[Idx]; 97422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 9751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9770a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// getNumRanges - Return the number of source ranges associated with this 9780a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// diagnostic. 9790a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumRanges() const { 9800a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner return DiagObj->NumDiagRanges; 9810a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9830a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &getRange(unsigned Idx) const { 9840a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner assert(Idx < DiagObj->NumDiagRanges && "Invalid diagnostic range index!"); 98551c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor return DiagObj->DiagRanges[Idx]; 9860a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 98828409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth /// \brief Return an array reference for this diagnostic's ranges. 98928409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth ArrayRef<CharSourceRange> getRanges() const { 99028409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth return llvm::makeArrayRef(DiagObj->DiagRanges, DiagObj->NumDiagRanges); 99128409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth } 99228409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth 993849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned getNumFixItHints() const { 994849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->NumFixItHints; 9954b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 9964b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 997849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &getFixItHint(unsigned Idx) const { 998849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->FixItHints[Idx]; 9994b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10004b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1001849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint *getFixItHints() const { 1002849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->NumFixItHints? 1003849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor &DiagObj->FixItHints[0] : 0; 10044b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10054b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1006f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// FormatDiagnostic - Format this diagnostic into a string, substituting the 1007f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// formal arguments into the %0 slots. The result is appended onto the Str 1008f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// array. 1009686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void FormatDiagnostic(SmallVectorImpl<char> &OutStr) const; 10109f28614bf1a8387000d8df57a713fcf69e198145John McCall 10119f28614bf1a8387000d8df57a713fcf69e198145John McCall /// FormatDiagnostic - Format the given format-string into the 10129f28614bf1a8387000d8df57a713fcf69e198145John McCall /// output buffer using the arguments stored in this diagnostic. 10139f28614bf1a8387000d8df57a713fcf69e198145John McCall void FormatDiagnostic(const char *DiagStr, const char *DiagEnd, 1014686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &OutStr) const; 1015a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor}; 1016a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1017a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor/** 1018d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * \brief Represents a diagnostic in a form that can be retained until its 1019d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * corresponding source manager is destroyed. 1020a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor */ 1021a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorclass StoredDiagnostic { 1022aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned ID; 1023d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::Level Level; 1024a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FullSourceLoc Loc; 1025a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor std::string Message; 10260a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner std::vector<CharSourceRange> Ranges; 1027849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor std::vector<FixItHint> FixIts; 1028a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1029a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorpublic: 1030a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(); 103140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, const Diagnostic &Info); 1032d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 1033686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Message); 1034d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 1035686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Message, FullSourceLoc Loc, 10362d3ba4f5a923a90c3fc290ddfba5e36c2d0a9b46Chris Lattner ArrayRef<CharSourceRange> Ranges, 10372d3ba4f5a923a90c3fc290ddfba5e36c2d0a9b46Chris Lattner ArrayRef<FixItHint> Fixits); 1038a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ~StoredDiagnostic(); 1039a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1040a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Evaluates true when this object stores a diagnostic. 1041a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor operator bool() const { return Message.size() > 0; } 1042a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1043aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned getID() const { return ID; } 1044d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::Level getLevel() const { return Level; } 1045a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const FullSourceLoc &getLocation() const { return Loc; } 1046686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getMessage() const { return Message; } 1047c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 1048c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setLocation(FullSourceLoc Loc) { this->Loc = Loc; } 1049c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 10500a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner typedef std::vector<CharSourceRange>::const_iterator range_iterator; 1051a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_begin() const { return Ranges.begin(); } 1052a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_end() const { return Ranges.end(); } 1053a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned range_size() const { return Ranges.size(); } 1054a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1055849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor typedef std::vector<FixItHint>::const_iterator fixit_iterator; 1056a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_begin() const { return FixIts.begin(); } 1057a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_end() const { return FixIts.end(); } 1058a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned fixit_size() const { return FixIts.size(); } 10595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 10601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 106178ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// DiagnosticConsumer - This is an abstract interface implemented by clients of 10625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the front-end, which formats and prints fully processed diagnostics. 106378ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikieclass DiagnosticConsumer { 1064ab41b97c3cddf1bcdd8bf82ab09ed3ceafcd05b1Argyrios Kyrtzidisprotected: 1065f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumWarnings; // Number of warnings reported 1066f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumErrors; // Number of errors reported 1067f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 10685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 106978ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer() : NumWarnings(0), NumErrors(0) { } 1070f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 1071f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumErrors() const { return NumErrors; } 1072f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumWarnings() const { return NumWarnings; } 1073f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 107478ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie virtual ~DiagnosticConsumer(); 10751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1076efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// BeginSourceFile - Callback to inform the diagnostic client that processing 1077efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file is beginning. 1078efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1079efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// Note that diagnostics may be emitted outside the processing of a source 1080efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// file, for example during the parsing of command line options. However, 1081efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// diagnostics with source range information are required to only be emitted 1082efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// in between BeginSourceFile() and EndSourceFile(). 1083efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1084efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg LO - The language options for the source file being processed. 1085efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg PP - The preprocessor object being used for the source; this optional 1086efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// and may not be present, for example when processing AST source files. 10877d90199f109290e9d587479a481a2850d390b552Daniel Dunbar virtual void BeginSourceFile(const LangOptions &LangOpts, 10887d90199f109290e9d587479a481a2850d390b552Daniel Dunbar const Preprocessor *PP = 0) {} 1089efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar 1090efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// EndSourceFile - Callback to inform the diagnostic client that processing 1091efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file has ended. The diagnostic client should assume that any 1092efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// objects made available via \see BeginSourceFile() are inaccessible. 1093efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar virtual void EndSourceFile() {} 10941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 109529f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis /// \brief Callback to inform the diagnostic client that processing of all 109629f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis /// source files has ended. 109729f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis virtual void finish() {} 109829f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis 1099cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek /// IncludeInDiagnosticCounts - This method (whose default implementation 1100efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// returns true) indicates whether the diagnostics handled by this 110178ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// DiagnosticConsumer should be included in the number of diagnostics 110278ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// reported by DiagnosticsEngine. 1103cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek virtual bool IncludeInDiagnosticCounts() const; 11045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// HandleDiagnostic - Handle this diagnostic, reporting it to the user or 11065f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// capturing it to a log as needed. 1107f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// 1108f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// Default implementation just keeps track of the total number of warnings 1109f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// and errors. 1110d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie virtual void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 111140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie const Diagnostic &Info); 1112aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor 1113aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor /// \brief Clone the diagnostic consumer, producing an equivalent consumer 1114aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor /// that can be used in a different context. 1115aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor virtual DiagnosticConsumer *clone(DiagnosticsEngine &Diags) const = 0; 1116aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor}; 1117aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor 1118aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor/// IgnoringDiagConsumer - This is a diagnostic client that just ignores all 1119aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor/// diags. 1120aee526e77657afd1600276450e9c346953ad51d7Douglas Gregorclass IgnoringDiagConsumer : public DiagnosticConsumer { 1121aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 1122aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor const Diagnostic &Info) { 1123aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor // Just ignore it. 1124aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor } 1125aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor DiagnosticConsumer *clone(DiagnosticsEngine &Diags) const { 1126aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor return new IgnoringDiagConsumer(); 1127aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor } 11285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 11295f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11305f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 11315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1133