Diagnostic.h revision 341785ec52f87c0803ba52dc88faac4e136f8593
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. 108c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmithclass DiagnosticsEngine : public 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? 164c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmith 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, 292341785ec52f87c0803ba52dc88faac4e136f8593Bill Wendling ArrayRef<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( 309c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmith const IntrusiveRefCntPtr<DiagnosticIDs> &Diags, 31078ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *client = 0, 31133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ShouldOwnClient = true); 312d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie ~DiagnosticsEngine(); 3131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 314c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmith const 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 4673f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// \brief Set the warning-as-error flag for the given diagnostic. This 4683f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// function always only operates on the current diagnostic state. 4693f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier void setDiagnosticWarningAsError(diag::kind Diag, bool Enabled); 4703f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier 471aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// \brief Set the warning-as-error flag for the given diagnostic group. This 472aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// function always only operates on the current diagnostic state. 4734aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// 4744aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// \returns True if the given group is unknown, false otherwise. 4754aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool setDiagnosticGroupWarningAsError(StringRef Group, bool Enabled); 4764aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 4773f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// \brief Set the error-as-fatal flag for the given diagnostic. This function 4783f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// always only operates on the current diagnostic state. 4793f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier void setDiagnosticErrorAsFatal(diag::kind Diag, bool Enabled); 4803f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier 481aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// \brief Set the error-as-fatal flag for the given diagnostic group. This 482aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// function always only operates on the current diagnostic state. 4834aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// 4844aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// \returns True if the given group is unknown, false otherwise. 4854aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool setDiagnosticGroupErrorAsFatal(StringRef Group, bool Enabled); 4864aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 48711583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis /// \brief Add the specified mapping to all diagnostics. Mainly to be used 48811583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis /// by -Wno-everything to disable all warnings but allow subsequent -W options 48911583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis /// to enable specific warnings. 49082e6411d004064a29f03a3ea8b8919f297bfa843Argyrios Kyrtzidis void setMappingToAllDiagnostics(diag::Mapping Map, 49111583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis SourceLocation Loc = SourceLocation()); 49211583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis 4935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool hasErrorOccurred() const { return ErrorOccurred; } 49415221422eda7bac679e38b07512feda49715ef66Chris Lattner bool hasFatalErrorOccurred() const { return FatalErrorOccurred; } 49585bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 49685bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor /// \brief Determine whether any kind of unrecoverable error has occurred. 49785bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor bool hasUnrecoverableErrorOccurred() const { 49885bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor return FatalErrorOccurred || UnrecoverableErrorOccurred; 49985bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor } 50085bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 50153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned getNumWarnings() const { return NumWarnings; } 5021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 503c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setNumWarnings(unsigned NumWarnings) { 504c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor this->NumWarnings = NumWarnings; 505c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor } 506c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 507182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getCustomDiagID - Return an ID for a diagnostic with the specified message 508182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// and level. If this is the first request for this diagnosic, it is 509182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// registered and created, otherwise the existing ID is returned. 510686775deca8b8685eb90801495880e3abdd844c2Chris Lattner unsigned getCustomDiagID(Level L, StringRef Message) { 51133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->getCustomDiagID((DiagnosticIDs::Level)L, Message); 51233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 5131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5143fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ConvertArgToString - This method converts a diagnostic argument (as an 5153fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// intptr_t) into the string that represents it. 5163fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner void ConvertArgToString(ArgumentKind Kind, intptr_t Val, 5173fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModLen, 5183fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 519b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, unsigned NumPrevArgs, 520686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &Output, 521686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<intptr_t> &QualTypeVals) const { 522b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner ArgToStringFn(Kind, Val, Modifier, ModLen, Argument, ArgLen, 5230673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth PrevArgs, NumPrevArgs, Output, ArgToStringCookie, 5240673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth QualTypeVals); 52522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 5261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 52792dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void SetArgToStringFn(ArgToStringFnTy Fn, void *Cookie) { 5283fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = Fn; 52992dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = Cookie; 53022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 5311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 532abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// \brief Reset the state of the diagnostic object to its initial 533abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// configuration. 534abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor void Reset(); 535abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 5365f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 537d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie // DiagnosticsEngine classification and reporting interfaces. 5385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // 5395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 540d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// \brief Based on the way the client configured the DiagnosticsEngine 5415f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// object, classify the specified diagnostic ID into a Level, consumable by 54278ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// the DiagnosticConsumer. 5430827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 5440827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location we are interested in finding out the 5450827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// diagnostic state. Can be null in order to query the latest state. 5461656aaec223949245fdbebf306b719cba0b687caDaniel Dunbar Level getDiagnosticLevel(unsigned DiagID, SourceLocation Loc) const { 5471656aaec223949245fdbebf306b719cba0b687caDaniel Dunbar return (Level)Diags->getDiagnosticLevel(DiagID, Loc, *this); 54833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 5491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 550509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// Report - Issue the message to the client. @c DiagID is a member of the 551509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c diag::kind enum. This actually returns aninstance of DiagnosticBuilder 552509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which emits the diagnostics (through @c ProcessDiag) when it is destroyed. 553509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c Pos represents the source location associated with the diagnostic, 554509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which can be an invalid location if no position information is available. 55533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis inline DiagnosticBuilder Report(SourceLocation Pos, unsigned DiagID); 5560f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar inline DiagnosticBuilder Report(unsigned DiagID); 557de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor 558e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis void Report(const StoredDiagnostic &storedDiag); 559e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 56093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Determine whethere there is already a diagnostic in flight. 5615800f7ea9cf5621280089d690f677bd28064d6b5Ted Kremenek bool isDiagnosticInFlight() const { return CurDiagID != ~0U; } 56293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 56393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Set the "delayed" diagnostic that will be emitted once 56493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// the current diagnostic completes. 56593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 56693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// If a diagnostic is already in-flight but the front end must 56793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// report a problem (e.g., with an inconsistent file system 56893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// state), this routine sets a "delayed" diagnostic that will be 56993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// emitted after the current diagnostic completes. This should 57093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// only be used for fatal errors detected at inconvenient 57193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// times. If emitting a delayed diagnostic causes a second delayed 57293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic to be introduced, that second delayed diagnostic 57393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// will be ignored. 57493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 57593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param DiagID The ID of the diagnostic being delayed. 57693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 57793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg1 A string argument that will be provided to the 57893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 579d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// DiagnosticsEngine object itself. 58093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 58193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg2 A string argument that will be provided to the 58293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 583d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// DiagnosticsEngine object itself. 584686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void SetDelayedDiagnostic(unsigned DiagID, StringRef Arg1 = "", 585686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Arg2 = ""); 58693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 587de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor /// \brief Clear out the current diagnostic. 588de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor void Clear() { CurDiagID = ~0U; } 5891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5900a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerprivate: 59193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Report the delayed diagnostic. 59293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor void ReportDelayed(); 59393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 5943cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // This is private state used by DiagnosticBuilder. We put it here instead of 5953cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // in DiagnosticBuilder in order to keep DiagnosticBuilder a small lightweight 5960a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // object. This implementation choice means that we can only have one 5970a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic "in flight" at a time, but this seems to be a reasonable 5980a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // tradeoff to keep these objects small. Assertions verify that only one 5990a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic is in flight at a time. 60033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis friend class DiagnosticIDs; 6013cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class DiagnosticBuilder; 60240847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie friend class Diagnostic; 6039b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 6049c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis friend class DiagnosticErrorTrap; 6059b623639378d53a675921ddfa7316034d571881eDouglas Gregor 606b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagLoc - This is the location of the current diagnostic that is in 607b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// flight. 60833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceLocation CurDiagLoc; 6091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 610b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagID - This is the ID of the current diagnostic that is in flight. 6113cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// This is set to ~0U when there is no diagnostic in flight. 612b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned CurDiagID; 613b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner 61473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner enum { 61573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// MaxArguments - The maximum number of arguments we can hold. We currently 61673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// only support up to 10 arguments (%0-%9). A single diagnostic with more 61773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// than that almost certainly has to be simplified anyway. 61873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner MaxArguments = 10 61973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner }; 6201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6213cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// NumDiagArgs - This contains the number of entries in Arguments. 622730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner signed char NumDiagArgs; 623730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner /// NumRanges - This is the number of ranges in the DiagRanges array. 624730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner unsigned char NumDiagRanges; 625ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 62673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsKind - This is an array of ArgumentKind::ArgumentKind enum 62773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// values, with one for each argument. This specifies whether the argument 62873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is in DiagArgumentsStr or in DiagArguments. 62973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner unsigned char DiagArgumentsKind[MaxArguments]; 6301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 63173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsStr - This holds the values of each string argument for the 63273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// current diagnostic. This value is only used when the corresponding 63373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// ArgumentKind is ak_std_string. 63473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner std::string DiagArgumentsStr[MaxArguments]; 63573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner 63673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsVal - The values for the various substitution positions. This 63773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is used when the argument is not an std::string. The specific value is 638fc8f0e14ad142ed811e90fbd9a30e419e301c717Chris Lattner /// mangled into an intptr_t and the interpretation depends on exactly what 63973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// sort of argument kind it is. 64073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner intptr_t DiagArgumentsVal[MaxArguments]; 6411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6420a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// DiagRanges - The list of ranges added to this diagnostic. It currently 6430a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// only support 10 ranges, could easily be extended if needed. 6440a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange DiagRanges[10]; 6451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 646849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor /// FixItHints - If valid, provides a hint with some code 6474b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// to insert, remove, or modify at a particular position. 648cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis SmallVector<FixItHint, 6> FixItHints; 6494b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 65087429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis DiagnosticMappingInfo makeMappingInfo(diag::Mapping Map, SourceLocation L) { 65187429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis bool isPragma = L.isValid(); 65287429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis DiagnosticMappingInfo MappingInfo = DiagnosticMappingInfo::Make( 65387429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis Map, /*IsUser=*/true, isPragma); 65487429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 65587429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis // If this is a pragma mapping, then set the diagnostic mapping flags so 65687429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis // that we override command line options. 65787429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis if (isPragma) { 65887429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis MappingInfo.setNoWarningAsError(true); 65987429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis MappingInfo.setNoErrorAsFatal(true); 66087429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis } 66187429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 66287429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis return MappingInfo; 66387429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis } 66487429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 6650a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// ProcessDiag - This is the method used to report a diagnostic that is 6660a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// finally fully formed. 6675e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 6685e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if the diagnostic was emitted, false if it was 6695e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppressed. 67033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ProcessDiag() { 67133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->ProcessDiag(*this); 67233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 673f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 674f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTReader; 675f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTWriter; 6763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 6773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6789c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// \brief RAII class that determines when any errors have occurred 6799c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// between the time the instance was created and the time it was 6809c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// queried. 6819c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidisclass DiagnosticErrorTrap { 682d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diag; 683c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned NumErrors; 684c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned NumUnrecoverableErrors; 6859c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6869c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidispublic: 687d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticErrorTrap(DiagnosticsEngine &Diag) 688add80bb3957dba1d9389304453c0a4c975768bd7John McCall : Diag(Diag) { reset(); } 6899c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6909c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// \brief Determine whether any errors have occurred since this 6919c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// object instance was created. 6929c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis bool hasErrorOccurred() const { 693c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis return Diag.TrapNumErrorsOccurred > NumErrors; 694add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 695add80bb3957dba1d9389304453c0a4c975768bd7John McCall 696add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// \brief Determine whether any unrecoverable errors have occurred since this 697add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// object instance was created. 698add80bb3957dba1d9389304453c0a4c975768bd7John McCall bool hasUnrecoverableErrorOccurred() const { 699c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis return Diag.TrapNumUnrecoverableErrorsOccurred > NumUnrecoverableErrors; 7009c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis } 7019c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 7029c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis // Set to initial state of "no errors occurred". 703add80bb3957dba1d9389304453c0a4c975768bd7John McCall void reset() { 704c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis NumErrors = Diag.TrapNumErrorsOccurred; 705c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis NumUnrecoverableErrors = Diag.TrapNumUnrecoverableErrorsOccurred; 706add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 7079c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis}; 7089c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 7093cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 7103cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticBuilder 7113cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 7123cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7133cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticBuilder - This is a little helper class used to produce 714d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// diagnostics. This is constructed by the DiagnosticsEngine::Report method, 715d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// and allows insertion of extra information (arguments and source ranges) into 716d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// the currently "in flight" diagnostic. When the temporary for the builder is 7173cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// destroyed, the diagnostic is issued. 7183cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// 7193cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Note that many of these will be created as temporary objects (many call 7203cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// sites), so we want them to be small and we never want their address taken. 7213cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// This ensures that compilers with somewhat reasonable optimizers will promote 7223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// the common fields to registers, eliminating increments of the NumArgs field, 7233cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// for example. 7243cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticBuilder { 725d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie mutable DiagnosticsEngine *DiagObj; 726cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis mutable unsigned NumArgs, NumRanges; 7271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7283cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void operator=(const DiagnosticBuilder&); // DO NOT IMPLEMENT 729d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie friend class DiagnosticsEngine; 730d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticBuilder(DiagnosticsEngine *diagObj) 731cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis : DiagObj(diagObj), NumArgs(0), NumRanges(0) { 732cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis DiagObj->FixItHints.clear(); 733cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis } 734ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 7359b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 736b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor 737b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregorprotected: 738b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor void FlushCounts(); 7399b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 7410a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// Copy constructor. When copied, this "takes" the diagnostic info from the 7420a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// input and neuters it. 7433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticBuilder(const DiagnosticBuilder &D) { 7440a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner DiagObj = D.DiagObj; 7450a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner D.DiagObj = 0; 74625a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumArgs = D.NumArgs; 74725a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumRanges = D.NumRanges; 7480a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 74925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 7505e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Simple enumeration value used to give a name to the 7515e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppress-diagnostic constructor. 7525e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor enum SuppressKind { Suppress }; 7535e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 7545e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Create an empty DiagnosticBuilder object that represents 7555e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// no actual diagnostic. 7561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit DiagnosticBuilder(SuppressKind) 757cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis : DiagObj(0), NumArgs(0), NumRanges(0) { } 7585e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 75925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// \brief Force the diagnostic builder to emit the diagnostic now. 76025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// 76125a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Once this function has been called, the DiagnosticBuilder object 76225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// should not be used again before it is destroyed. 7635e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 7645e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if a diagnostic was emitted, false if the 7655e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// diagnostic was suppressed. 76693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor bool Emit(); 76725a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 76825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Destructor - The dtor emits the diagnostic if it hasn't already 76925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// been emitted. 77025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor ~DiagnosticBuilder() { Emit(); } 7711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 772d93256e55673a17d18543397ec462416acb13792Douglas Gregor /// isActive - Determine whether this diagnostic is still active. 773d93256e55673a17d18543397ec462416acb13792Douglas Gregor bool isActive() const { return DiagObj != 0; } 774d93256e55673a17d18543397ec462416acb13792Douglas Gregor 7759b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Retrieve the active diagnostic ID. 7769b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// 7779b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \pre \c isActive() 7789b623639378d53a675921ddfa7316034d571881eDouglas Gregor unsigned getDiagID() const { 779d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(isActive() && "DiagnosticsEngine is inactive"); 7809b623639378d53a675921ddfa7316034d571881eDouglas Gregor return DiagObj->CurDiagID; 7819b623639378d53a675921ddfa7316034d571881eDouglas Gregor } 78277faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith 78377faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith /// \brief Retrieve the active diagnostic's location. 78477faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith /// 78577faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith /// \pre \c isActive() 78677faa365cb2322cfc8edf58a4f5d68f2370cc39aRichard Smith SourceLocation getLocation() const { return DiagObj->CurDiagLoc; } 7879b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7889b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Clear out the current diagnostic. 7899b623639378d53a675921ddfa7316034d571881eDouglas Gregor void Clear() { DiagObj = 0; } 7909b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7913cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// Operator bool: conversion of DiagnosticBuilder to bool always returns 7923cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// true. This allows is to be used in boolean error contexts like: 7933cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// return Diag(...); 7943cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner operator bool() const { return true; } 7953cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 796686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void AddString(StringRef S) const { 797d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(NumArgs < DiagnosticsEngine::MaxArguments && 7983cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7995e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 800d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagObj->DiagArgumentsKind[NumArgs] = DiagnosticsEngine::ak_std_string; 8015e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsStr[NumArgs++] = S; 8025e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 8033cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner } 8041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 805d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie void AddTaggedVal(intptr_t V, DiagnosticsEngine::ArgumentKind Kind) const { 806d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(NumArgs < DiagnosticsEngine::MaxArguments && 8073cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 8085e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 8095e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Kind; 8105e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsVal[NumArgs++] = V; 8115e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 8120a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 8131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8140a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner void AddSourceRange(const CharSourceRange &R) const { 8151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(NumRanges < 8163cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner sizeof(DiagObj->DiagRanges)/sizeof(DiagObj->DiagRanges[0]) && 8173cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 8185e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 81951c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor DiagObj->DiagRanges[NumRanges++] = R; 8201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 8214b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 822849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor void AddFixItHint(const FixItHint &Hint) const { 8235e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 824cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis DiagObj->FixItHints.push_back(Hint); 8254b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 8263cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 8273cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8283cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 829686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef S) { 8303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddString(S); 8313cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8323cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8333cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8343cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8353cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const char *Str) { 8363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(Str), 837d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_c_string); 8383cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8393cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8403cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8413cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, int I) { 842d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint); 8433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8453cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8463bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidisinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB,bool I) { 847d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint); 8483bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis return DB; 8493bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis} 8503bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis 8513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8523cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner unsigned I) { 853d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_uint); 8543cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8553cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8563cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const IdentifierInfo *II) { 8593cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(II), 860d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_identifierinfo); 8613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8623cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8643f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// Adds a DeclContext to the diagnostic. The enable_if template magic is here 8653f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// so that we only match those arguments that are (statically) DeclContexts; 8663f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// other arguments that derive from DeclContext (e.g., RecordDecls) will not 8673f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// match. 8683f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortemplate<typename T> 8693f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregorinline 8703f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortypename llvm::enable_if<llvm::is_same<T, DeclContext>, 8713f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor const DiagnosticBuilder &>::type 8723f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregoroperator<<(const DiagnosticBuilder &DB, T *DC) { 8733f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor DB.AddTaggedVal(reinterpret_cast<intptr_t>(DC), 874d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_declcontext); 8753f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor return DB; 8763f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor} 8773f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor 8783cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8793cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const SourceRange &R) { 8800a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(CharSourceRange::getTokenRange(R)); 8813cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8834b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 8844b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8850a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 8860a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(R); 8870a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return DB; 8880a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner} 8890a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 8900a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 891849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &Hint) { 892849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DB.AddFixItHint(Hint); 8934b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DB; 8944b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor} 895ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 8963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Report - Issue the message to the client. DiagID is a member of the 8973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diag::kind enum. This actually returns a new instance of DiagnosticBuilder 8983cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// which emits the diagnostics (through ProcessDiag) when it is destroyed. 899d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikieinline DiagnosticBuilder DiagnosticsEngine::Report(SourceLocation Loc, 90033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis unsigned DiagID){ 9013cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!"); 9023cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagLoc = Loc; 9033cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = DiagID; 9043cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DiagnosticBuilder(this); 9053cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 906d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikieinline DiagnosticBuilder DiagnosticsEngine::Report(unsigned DiagID) { 90733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Report(SourceLocation(), DiagID); 9080f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar} 9093cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 9103cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 91140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie// Diagnostic 9123cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 9131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 91440847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie/// Diagnostic - This is a little helper class (which is basically a smart 915d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// pointer that forward info from DiagnosticsEngine) that allows clients to 916d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// enquire about the currently in-flight diagnostic. 91740847cfb58acc3cac7d68727df9455ac45f2e118David Blaikieclass Diagnostic { 918d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie const DiagnosticsEngine *DiagObj; 919686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef StoredDiagMessage; 9203cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerpublic: 92140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie explicit Diagnostic(const DiagnosticsEngine *DO) : DiagObj(DO) {} 92240847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie Diagnostic(const DiagnosticsEngine *DO, StringRef storedDiagMessage) 923e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis : DiagObj(DO), StoredDiagMessage(storedDiagMessage) {} 9241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 925d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie const DiagnosticsEngine *getDiags() const { return DiagObj; } 926b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned getID() const { return DiagObj->CurDiagID; } 92733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const SourceLocation &getLocation() const { return DiagObj->CurDiagLoc; } 92833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return DiagObj->hasSourceManager(); } 92933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { return DiagObj->getSourceManager();} 9301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9310a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumArgs() const { return DiagObj->NumDiagArgs; } 9321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 93373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgKind - Return the kind of the specified index. Based on the kind 93473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// of argument, the accessors below can be used to get the value. 935d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ArgumentKind getArgKind(unsigned Idx) const { 9363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(Idx < getNumArgs() && "Argument index out of range!"); 937d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie return (DiagnosticsEngine::ArgumentKind)DiagObj->DiagArgumentsKind[Idx]; 93873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 9391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 94073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgStdStr - Return the provided argument string specified by Idx. 94173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const std::string &getArgStdStr(unsigned Idx) const { 942d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_std_string && 9433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 94473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return DiagObj->DiagArgumentsStr[Idx]; 94573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 9461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 94773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgCStr - Return the specified C string argument. 94873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const char *getArgCStr(unsigned Idx) const { 949d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_c_string && 9503cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 95173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return reinterpret_cast<const char*>(DiagObj->DiagArgumentsVal[Idx]); 9520a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 95430bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgSInt - Return the specified signed integer argument. 95530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner int getArgSInt(unsigned Idx) const { 956d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_sint && 9573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 95830bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (int)DiagObj->DiagArgumentsVal[Idx]; 95930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 9601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 96130bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgUInt - Return the specified unsigned integer argument. 96230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner unsigned getArgUInt(unsigned Idx) const { 963d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_uint && 9643cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 96530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (unsigned)DiagObj->DiagArgumentsVal[Idx]; 96630bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 9671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 96843b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner /// getArgIdentifier - Return the specified IdentifierInfo argument. 96943b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner const IdentifierInfo *getArgIdentifier(unsigned Idx) const { 970d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_identifierinfo && 9713cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 9729634379265855f1628190e926d9aaf1fb4a5d90eChris Lattner return reinterpret_cast<IdentifierInfo*>(DiagObj->DiagArgumentsVal[Idx]); 97343b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner } 9741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 97522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// getRawArg - Return the specified non-string argument in an opaque form. 97622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner intptr_t getRawArg(unsigned Idx) const { 977d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) != DiagnosticsEngine::ak_std_string && 97822caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner "invalid argument accessor!"); 97922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner return DiagObj->DiagArgumentsVal[Idx]; 98022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 9811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9830a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// getNumRanges - Return the number of source ranges associated with this 9840a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// diagnostic. 9850a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumRanges() const { 9860a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner return DiagObj->NumDiagRanges; 9870a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9890a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &getRange(unsigned Idx) const { 9900a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner assert(Idx < DiagObj->NumDiagRanges && "Invalid diagnostic range index!"); 99151c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor return DiagObj->DiagRanges[Idx]; 9920a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 99428409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth /// \brief Return an array reference for this diagnostic's ranges. 99528409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth ArrayRef<CharSourceRange> getRanges() const { 99628409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth return llvm::makeArrayRef(DiagObj->DiagRanges, DiagObj->NumDiagRanges); 99728409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth } 99828409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth 999849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned getNumFixItHints() const { 1000cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis return DiagObj->FixItHints.size(); 10014b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10024b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1003849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &getFixItHint(unsigned Idx) const { 1004849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->FixItHints[Idx]; 10054b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10064b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1007849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint *getFixItHints() const { 1008cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis return getNumFixItHints()? 1009cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis DiagObj->FixItHints.data() : 0; 10104b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10114b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1012f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// FormatDiagnostic - Format this diagnostic into a string, substituting the 1013f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// formal arguments into the %0 slots. The result is appended onto the Str 1014f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// array. 1015686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void FormatDiagnostic(SmallVectorImpl<char> &OutStr) const; 10169f28614bf1a8387000d8df57a713fcf69e198145John McCall 10179f28614bf1a8387000d8df57a713fcf69e198145John McCall /// FormatDiagnostic - Format the given format-string into the 10189f28614bf1a8387000d8df57a713fcf69e198145John McCall /// output buffer using the arguments stored in this diagnostic. 10199f28614bf1a8387000d8df57a713fcf69e198145John McCall void FormatDiagnostic(const char *DiagStr, const char *DiagEnd, 1020686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &OutStr) const; 1021a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor}; 1022a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1023a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor/** 1024d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * \brief Represents a diagnostic in a form that can be retained until its 1025d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * corresponding source manager is destroyed. 1026a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor */ 1027a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorclass StoredDiagnostic { 1028aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned ID; 1029d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::Level Level; 1030a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FullSourceLoc Loc; 1031a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor std::string Message; 10320a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner std::vector<CharSourceRange> Ranges; 1033849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor std::vector<FixItHint> FixIts; 1034a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1035a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorpublic: 1036a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(); 103740847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, const Diagnostic &Info); 1038d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 1039686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Message); 1040d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 1041686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Message, FullSourceLoc Loc, 10422d3ba4f5a923a90c3fc290ddfba5e36c2d0a9b46Chris Lattner ArrayRef<CharSourceRange> Ranges, 10432d3ba4f5a923a90c3fc290ddfba5e36c2d0a9b46Chris Lattner ArrayRef<FixItHint> Fixits); 1044a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ~StoredDiagnostic(); 1045a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1046a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Evaluates true when this object stores a diagnostic. 1047a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor operator bool() const { return Message.size() > 0; } 1048a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1049aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned getID() const { return ID; } 1050d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::Level getLevel() const { return Level; } 1051a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const FullSourceLoc &getLocation() const { return Loc; } 1052686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getMessage() const { return Message; } 1053c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 1054c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setLocation(FullSourceLoc Loc) { this->Loc = Loc; } 1055c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 10560a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner typedef std::vector<CharSourceRange>::const_iterator range_iterator; 1057a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_begin() const { return Ranges.begin(); } 1058a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_end() const { return Ranges.end(); } 1059a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned range_size() const { return Ranges.size(); } 10606700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek 10616700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek ArrayRef<CharSourceRange> getRanges() const { 10626700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek return llvm::makeArrayRef(Ranges); 10636700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek } 10646700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek 1065a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1066849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor typedef std::vector<FixItHint>::const_iterator fixit_iterator; 1067a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_begin() const { return FixIts.begin(); } 1068a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_end() const { return FixIts.end(); } 1069a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned fixit_size() const { return FixIts.size(); } 10706700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek 10716700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek ArrayRef<FixItHint> getFixIts() const { 10726700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek return llvm::makeArrayRef(FixIts); 10736700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek } 10745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 10751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 107678ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// DiagnosticConsumer - This is an abstract interface implemented by clients of 10775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the front-end, which formats and prints fully processed diagnostics. 107878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikieclass DiagnosticConsumer { 1079ab41b97c3cddf1bcdd8bf82ab09ed3ceafcd05b1Argyrios Kyrtzidisprotected: 1080f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumWarnings; // Number of warnings reported 1081f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumErrors; // Number of errors reported 1082f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 10835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 108478ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer() : NumWarnings(0), NumErrors(0) { } 1085f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 1086f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumErrors() const { return NumErrors; } 1087f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumWarnings() const { return NumWarnings; } 108861d679ab2831b161c857cf3f974312fbd4ef1efdArgyrios Kyrtzidis virtual void clear() { NumWarnings = NumErrors = 0; } 1089f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 109078ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie virtual ~DiagnosticConsumer(); 10911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1092efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// BeginSourceFile - Callback to inform the diagnostic client that processing 1093efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file is beginning. 1094efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1095efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// Note that diagnostics may be emitted outside the processing of a source 1096efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// file, for example during the parsing of command line options. However, 1097efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// diagnostics with source range information are required to only be emitted 1098efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// in between BeginSourceFile() and EndSourceFile(). 1099efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1100efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg LO - The language options for the source file being processed. 1101efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg PP - The preprocessor object being used for the source; this optional 1102efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// and may not be present, for example when processing AST source files. 11037d90199f109290e9d587479a481a2850d390b552Daniel Dunbar virtual void BeginSourceFile(const LangOptions &LangOpts, 11047d90199f109290e9d587479a481a2850d390b552Daniel Dunbar const Preprocessor *PP = 0) {} 1105efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar 1106efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// EndSourceFile - Callback to inform the diagnostic client that processing 1107efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file has ended. The diagnostic client should assume that any 1108efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// objects made available via \see BeginSourceFile() are inaccessible. 1109efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar virtual void EndSourceFile() {} 11101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 111129f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis /// \brief Callback to inform the diagnostic client that processing of all 111229f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis /// source files has ended. 111329f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis virtual void finish() {} 111429f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis 1115cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek /// IncludeInDiagnosticCounts - This method (whose default implementation 1116efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// returns true) indicates whether the diagnostics handled by this 111778ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// DiagnosticConsumer should be included in the number of diagnostics 111878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// reported by DiagnosticsEngine. 1119cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek virtual bool IncludeInDiagnosticCounts() const; 11205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// HandleDiagnostic - Handle this diagnostic, reporting it to the user or 11225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// capturing it to a log as needed. 1123f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// 1124f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// Default implementation just keeps track of the total number of warnings 1125f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// and errors. 1126d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie virtual void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 112740847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie const Diagnostic &Info); 1128aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor 1129aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor /// \brief Clone the diagnostic consumer, producing an equivalent consumer 1130aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor /// that can be used in a different context. 1131aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor virtual DiagnosticConsumer *clone(DiagnosticsEngine &Diags) const = 0; 1132aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor}; 1133aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor 1134aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor/// IgnoringDiagConsumer - This is a diagnostic client that just ignores all 1135aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor/// diags. 1136aee526e77657afd1600276450e9c346953ad51d7Douglas Gregorclass IgnoringDiagConsumer : public DiagnosticConsumer { 113799ba9e3bd70671f3441fb974895f226a83ce0e66David Blaikie virtual void anchor(); 1138aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 1139aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor const Diagnostic &Info) { 1140aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor // Just ignore it. 1141aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor } 1142aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor DiagnosticConsumer *clone(DiagnosticsEngine &Diags) const { 1143aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor return new IgnoringDiagConsumer(); 1144aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor } 11455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 11465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 11485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1150