Diagnostic.h revision e59abb56ce0e1c206fb80bd945a0c358b0abe1ef
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" 190827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis#include "llvm/ADT/DenseMap.h" 2028019772db70d4547be05a042eb950bc910f134fDouglas Gregor#include "llvm/ADT/IntrusiveRefCntPtr.h" 21bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor#include "llvm/ADT/OwningPtr.h" 223f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor#include "llvm/Support/type_traits.h" 235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis#include <vector> 250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis#include <list> 26f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 275f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 28b2153946fff330e54abfdc740c0a83aedd485b33Anders Carlsson class DiagnosticClient; 2933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis class DiagnosticBuilder; 30d42ffbd22fc7eb61321f6a88173ee424991f01c6Ted Kremenek class IdentifierInfo; 3133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis class DeclContext; 3240469651a3f8379dc0f32df69e9bade06a2aad36Chris Lattner class LangOptions; 337d90199f109290e9d587479a481a2850d390b552Daniel Dunbar class Preprocessor; 349c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis class DiagnosticErrorTrap; 35e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis class StoredDiagnostic; 361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 374b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// \brief Annotates a diagnostic with some code that should be 384b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// inserted, removed, or replaced to fix the problem. 394b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// 404b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// This kind of hint should be used when we are certain that the 414b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// introduction, removal, or modification of a particular (small!) 424b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// amount of code will correct a compilation error. The compiler 434b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// should also provide full recovery from such errors, such that 44b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor/// suppressing the diagnostic output can still result in successful 454b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// compilation. 46849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregorclass FixItHint { 474b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorpublic: 48783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor /// \brief Code that should be replaced to correct the error. Empty for an 49783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor /// insertion hint. 500a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange RemoveRange; 514b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 524b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The actual code to insert at the insertion location, as a 534b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// string. 544b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor std::string CodeToInsert; 554b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 564b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Empty code modification hint, indicating that no code 574b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// modification is known. 58783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor FixItHint() : RemoveRange() { } 594b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 602f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson bool isNull() const { 61783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor return !RemoveRange.isValid(); 622f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson } 632f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson 644b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that inserts the given 654b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// code string at a specific location. 66849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor static FixItHint CreateInsertion(SourceLocation InsertionLoc, 67849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor llvm::StringRef Code) { 68849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 69783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor Hint.RemoveRange = 70783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor CharSourceRange(SourceRange(InsertionLoc, InsertionLoc), false); 71b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 72b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 73b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 744b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 754b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that removes the given 764b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range. 770a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateRemoval(CharSourceRange RemoveRange) { 78849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 79b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 80b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 81b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 820a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateRemoval(SourceRange RemoveRange) { 830a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return CreateRemoval(CharSourceRange::getTokenRange(RemoveRange)); 840a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 850a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 864b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that replaces the given 874b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range with the given code string. 880a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateReplacement(CharSourceRange RemoveRange, 89849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor llvm::StringRef Code) { 90849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 91b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 92b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 93b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 94b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 950a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 960a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateReplacement(SourceRange RemoveRange, 970a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner llvm::StringRef Code) { 980a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return CreateReplacement(CharSourceRange::getTokenRange(RemoveRange), Code); 990a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 1004b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor}; 1014b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1025f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// Diagnostic - This concrete class is used by the front-end to report 1035f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// problems and issues. It massages the diagnostics (e.g. handling things like 1045f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// "report warnings as errors" and passes them off to the DiagnosticClient for 10533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis/// reporting to the user. Diagnostic is tied to one translation unit and 10633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis/// one SourceManager. 10728019772db70d4547be05a042eb950bc910f134fDouglas Gregorclass Diagnostic : public llvm::RefCountedBase<Diagnostic> { 108182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattnerpublic: 109182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// Level - The level of the diagnostic, after it has been through mapping. 110182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner enum Level { 11133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Ignored = DiagnosticIDs::Ignored, 11233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Note = DiagnosticIDs::Note, 11333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Warning = DiagnosticIDs::Warning, 11433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Error = DiagnosticIDs::Error, 11533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Fatal = DiagnosticIDs::Fatal 116182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner }; 1171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 118b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// ExtensionHandling - How do we handle otherwise-unmapped extension? This 119b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// is controlled by -pedantic and -pedantic-errors. 120b54b276a920246c595a0498da281821eb9d22996Chris Lattner enum ExtensionHandling { 121b54b276a920246c595a0498da281821eb9d22996Chris Lattner Ext_Ignore, Ext_Warn, Ext_Error 122b54b276a920246c595a0498da281821eb9d22996Chris Lattner }; 1231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1243fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner enum ArgumentKind { 12547b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_std_string, // std::string 12647b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_c_string, // const char * 12747b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_sint, // int 12847b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_uint, // unsigned 12947b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_identifierinfo, // IdentifierInfo 13047b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_qualtype, // QualType 13147b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_declarationname, // DeclarationName 132dacd434c49658286c380c7b4c357d76d53cb4aa1Douglas Gregor ak_nameddecl, // NamedDecl * 1333f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_nestednamespec, // NestedNameSpecifier * 1343f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_declcontext // DeclContext * 1353fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner }; 1365edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 1375edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// Specifies which overload candidates to display when overload resolution 1385edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// fails. 1395edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin enum OverloadsShown { 1405edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin Ovl_All, ///< Show all overloads. 1415edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin Ovl_Best ///< Show just the "best" overload candidates. 1425edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin }; 1435edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 144b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ArgumentValue - This typedef represents on argument value, which is a 145b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// union discriminated by ArgumentKind, with a value. 146b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner typedef std::pair<ArgumentKind, intptr_t> ArgumentValue; 147ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 1481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpprivate: 14927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner unsigned char AllExtensionsSilenced; // Used by __extension__ 150b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool IgnoreAllWarnings; // Ignore all warnings: -w 1511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool WarningsAsErrors; // Treat warnings like errors: 152e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner bool ErrorsAsFatal; // Treat errors like fatal errors. 153b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool SuppressSystemWarnings; // Suppress warnings in system headers. 15481b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool SuppressAllDiagnostics; // Suppress all diagnostics. 1555edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin OverloadsShown ShowOverloads; // Which overload candidates to show. 156c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner unsigned ErrorLimit; // Cap of # errors emitted, 0 -> no limit. 157575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor unsigned TemplateBacktraceLimit; // Cap on depth of template backtrace stack, 158575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor // 0 -> no limit. 159b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtensionHandling ExtBehavior; // Map extensions onto warnings or errors? 16033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis llvm::IntrusiveRefCntPtr<DiagnosticIDs> Diags; 16133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *Client; 16233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool OwnsDiagClient; 16333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager *SourceMgr; 1640827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 1650827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Mapping information for diagnostics. Mapping info is 166691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// packed into four bits per diagnostic. The low three bits are the mapping 167691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// (an instance of diag::Mapping), or zero if unset. The high bit is set 168691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// when the mapping was established as a user mapping. If the high bit is 169691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// clear, then the low bits are set to the default value, and should be 170691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped with -pedantic, -Werror, etc. 1710827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 1723efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// A new DiagState is created and kept around when diagnostic pragmas modify 1733efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// the state so that we know what is the diagnostic state at any given 1743efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// source location. 1750827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis class DiagState { 1763efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis llvm::DenseMap<unsigned, unsigned> DiagMap; 1773c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 1783c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer public: 1793efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis typedef llvm::DenseMap<unsigned, unsigned>::const_iterator iterator; 1803efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis 1810827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void setMapping(diag::kind Diag, unsigned Map) { DiagMap[Diag] = Map; } 1823c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 1830827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis diag::Mapping getMapping(diag::kind Diag) const { 1843efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis iterator I = DiagMap.find(Diag); 1853efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis if (I != DiagMap.end()) 1863efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis return (diag::Mapping)I->second; 1873efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis return diag::Mapping(); 1883c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer } 1893efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis 1903efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis iterator begin() const { return DiagMap.begin(); } 1913efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis iterator end() const { return DiagMap.end(); } 1920827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis }; 1933c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 1940827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Keeps and automatically disposes all DiagStates that we create. 1950827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis std::list<DiagState> DiagStates; 1960827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 1970827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Represents a point in source where the diagnostic state was 1980827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// modified because of a pragma. 'Loc' can be null if the point represents 1990827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the diagnostic state modifications done through the command-line. 2000827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis struct DiagStatePoint { 2010827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *State; 2020827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc Loc; 2030827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoint(DiagState *State, FullSourceLoc Loc) 2040827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis : State(State), Loc(Loc) { } 2050827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2060827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool operator<(const DiagStatePoint &RHS) const { 2070827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // If Loc is invalid it means it came from <command-line>, in which case 2080827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // we regard it as coming before any valid source location. 2090827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (RHS.Loc.isInvalid()) 2100827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return false; 2110827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (Loc.isInvalid()) 2120827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return true; 2130827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return Loc.isBeforeInTranslationUnitThan(RHS.Loc); 2143c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer } 2153c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer }; 21604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 2170827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief A vector of all DiagStatePoints representing changes in diagnostic 2180827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// state due to diagnostic pragmas. The vector is always sorted according to 2190827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the SourceLocation of the DiagStatePoint. 2200827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis typedef std::vector<DiagStatePoint> DiagStatePointsTy; 2210827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis mutable DiagStatePointsTy DiagStatePoints; 2220827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2230827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Keeps the DiagState that was active during each diagnostic 'push' 2240827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// so we can get back at it when we 'pop'. 2250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis std::vector<DiagState *> DiagStateOnPushStack; 2260827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2270827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *GetCurDiagState() const { 2280827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(!DiagStatePoints.empty()); 2290827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return DiagStatePoints.back().State; 2300827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2310827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2320827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void PushDiagStatePoint(DiagState *State, SourceLocation L) { 2330827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc Loc(L, *SourceMgr); 2340827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Make sure that DiagStatePoints is always sorted according to Loc. 2350827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert((Loc.isValid() || DiagStatePoints.empty()) && 2360827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Adding invalid loc point after another point"); 2370827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert((Loc.isInvalid() || DiagStatePoints.empty() || 2380827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.back().Loc.isInvalid() || 2390827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.back().Loc.isBeforeInTranslationUnitThan(Loc)) && 2400827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Previous point loc comes after or is the same as new one"); 2410827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.push_back(DiagStatePoint(State, 2420827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc(Loc, *SourceMgr))); 2430827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2440827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2450827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Finds the DiagStatePoint that contains the diagnostic state of 2460827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the given source location. 2470827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePointsTy::iterator GetDiagStatePointForLoc(SourceLocation Loc) const; 24804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 24915221422eda7bac679e38b07512feda49715ef66Chris Lattner /// ErrorOccurred / FatalErrorOccurred - This is set to true when an error or 25015221422eda7bac679e38b07512feda49715ef66Chris Lattner /// fatal error is emitted, and is sticky. 2515f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool ErrorOccurred; 25215221422eda7bac679e38b07512feda49715ef66Chris Lattner bool FatalErrorOccurred; 2531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 254f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// LastDiagLevel - This is the level of the last diagnostic emitted. This is 255f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// used to emit continuation diagnostics with the same level as the 256f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// diagnostic that they follow. 25733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticIDs::Level LastDiagLevel; 2585f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 25953eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumWarnings; // Number of warnings reported 26053eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumErrors; // Number of errors reported 2611864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor unsigned NumErrorsSuppressed; // Number of errors suppressed 2627bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 2633fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ArgToStringFn - A function pointer that converts an opaque diagnostic 2643fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// argument to a strings. This takes the modifiers and argument that was 2653fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// present in the diagnostic. 266b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 267b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// The PrevArgs array (whose length is NumPrevArgs) indicates the previous 268b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// arguments formatted for this diagnostic. Implementations of this function 269b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// can use this information to avoid redundancy across arguments. 270b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 27122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// This is a hack to avoid a layering violation between libbasic and libsema. 2723fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner typedef void (*ArgToStringFnTy)(ArgumentKind Kind, intptr_t Val, 2733fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModifierLen, 2743fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgumentLen, 275b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, 276b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner unsigned NumPrevArgs, 27792dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner llvm::SmallVectorImpl<char> &Output, 27892dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *Cookie); 27992dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *ArgToStringCookie; 2803fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFnTy ArgToStringFn; 28193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 28293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief ID of the "delayed" diagnostic, which is a (typically 28393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// fatal) diagnostic that had to be delayed because it was found 28493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// while emitting another diagnostic. 28593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor unsigned DelayedDiagID; 28693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 28793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief First string argument for the delayed diagnostic. 28893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg1; 28993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 29093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Second string argument for the delayed diagnostic. 29193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg2; 29293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 2935f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 29433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis explicit Diagnostic(const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &Diags, 29533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *client = 0, 29633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ShouldOwnClient = true); 297182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner ~Diagnostic(); 2981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 29933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &getDiagnosticIDs() const { 30033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags; 30133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 30233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 30333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *getClient() { return Client; } 30433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const DiagnosticClient *getClient() const { return Client; } 3051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 306bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Return the current diagnostic client along with ownership of that 307bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// client. 30833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *takeClient() { 30933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis OwnsDiagClient = false; 31033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Client; 31133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 31233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 31333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return SourceMgr != 0; } 31433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { 31533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis assert(SourceMgr && "SourceManager not set!"); 31633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return *SourceMgr; 31733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 31833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis void setSourceManager(SourceManager *SrcMgr) { SourceMgr = SrcMgr; } 31933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 32033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis //===--------------------------------------------------------------------===// 32133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // Diagnostic characterization methods, used by a client to customize how 32233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // diagnostics are emitted. 32333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // 32404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 3251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// pushMappings - Copies the current DiagMappings and pushes the new copy 32604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// onto the top of the stack. 3270827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void pushMappings(SourceLocation Loc); 32804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 32904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// popMappings - Pops the current DiagMappings off the top of the stack 33004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// causing the new top of the stack to be the active mappings. Returns 33104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// true if the pop happens, false if there is only one DiagMapping on the 33204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// stack. 3330827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool popMappings(SourceLocation Loc); 33404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 335bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Set the diagnostic client associated with this diagnostic object. 336bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// 33733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// \param ShouldOwnClient true if the diagnostic object should take 33833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// ownership of \c client. 3394f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor void setClient(DiagnosticClient *client, bool ShouldOwnClient = true); 3405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 341c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner /// setErrorLimit - Specify a limit for the number of errors we should 342b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner /// emit before giving up. Zero disables the limit. 343c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner void setErrorLimit(unsigned Limit) { ErrorLimit = Limit; } 344b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner 345575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Specify the maximum number of template instantiation 346575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// notes to emit along with a given diagnostic. 347575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor void setTemplateBacktraceLimit(unsigned Limit) { 348575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor TemplateBacktraceLimit = Limit; 349575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 3506c1cb9916e9988dcdd65b9266dbe24afd173427aDouglas Gregor 351575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Retrieve the maximum number of template instantiation 352575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// nodes to emit along with a given diagnostic. 353575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor unsigned getTemplateBacktraceLimit() const { 354575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor return TemplateBacktraceLimit; 355575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 3566c1cb9916e9988dcdd65b9266dbe24afd173427aDouglas Gregor 3575b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// setIgnoreAllWarnings - When set to true, any unmapped warnings are 3585b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// ignored. If this and WarningsAsErrors are both set, then this one wins. 3595b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner void setIgnoreAllWarnings(bool Val) { IgnoreAllWarnings = Val; } 3605b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner bool getIgnoreAllWarnings() const { return IgnoreAllWarnings; } 3611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// setWarningsAsErrors - When set to true, any warnings reported are issued 3635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// as errors. 3645f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setWarningsAsErrors(bool Val) { WarningsAsErrors = Val; } 3655f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool getWarningsAsErrors() const { return WarningsAsErrors; } 3661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 367e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// setErrorsAsFatal - When set to true, any error reported is made a 368e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// fatal error. 369e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner void setErrorsAsFatal(bool Val) { ErrorsAsFatal = Val; } 370e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner bool getErrorsAsFatal() const { return ErrorsAsFatal; } 371e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner 3722fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// setSuppressSystemWarnings - When set to true mask warnings that 3732fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// come from system headers. 3742fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar void setSuppressSystemWarnings(bool Val) { SuppressSystemWarnings = Val; } 3752fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar bool getSuppressSystemWarnings() const { return SuppressSystemWarnings; } 3762fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar 37781b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// \brief Suppress all diagnostics, to silence the front end when we 37881b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// know that we don't want any more diagnostics to be passed along to the 37981b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// client 38081b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor void setSuppressAllDiagnostics(bool Val = true) { 38181b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor SuppressAllDiagnostics = Val; 38281b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor } 38381b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool getSuppressAllDiagnostics() const { return SuppressAllDiagnostics; } 38481b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor 3855edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// \brief Specify which overload candidates to show when overload resolution 3865edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// fails. By default, we show all candidates. 3875edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin void setShowOverloads(OverloadsShown Val) { 3885edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin ShowOverloads = Val; 3895edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin } 3905edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin OverloadsShown getShowOverloads() const { return ShowOverloads; } 3915edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 3920b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// \brief Pretend that the last diagnostic issued was ignored. This can 3930b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// be used by clients who suppress diagnostics themselves. 3940b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor void setLastDiagnosticIgnored() { 39533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis LastDiagLevel = DiagnosticIDs::Ignored; 3960b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor } 3970b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor 398b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// setExtensionHandlingBehavior - This controls whether otherwise-unmapped 399b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// extension diagnostics are mapped onto ignore/warning/error. This 400b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// corresponds to the GCC -pedantic and -pedantic-errors option. 401b54b276a920246c595a0498da281821eb9d22996Chris Lattner void setExtensionHandlingBehavior(ExtensionHandling H) { 402b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtBehavior = H; 403b54b276a920246c595a0498da281821eb9d22996Chris Lattner } 4041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 40527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// AllExtensionsSilenced - This is a counter bumped when an __extension__ 40627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// block is encountered. When non-zero, all extension diagnostics are 40727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// entirely silenced, no matter how they are mapped. 40827ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void IncrementAllExtensionsSilenced() { ++AllExtensionsSilenced; } 40927ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void DecrementAllExtensionsSilenced() { --AllExtensionsSilenced; } 41091a2886d558ea6ca7a0bed73ab5acea5ae78eac2Douglas Gregor bool hasAllExtensionsSilenced() { return AllExtensionsSilenced != 0; } 4111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4120827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief This allows the client to specify that certain 413691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// warnings are ignored. Notes can never be mapped, errors can only be 414691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped to fatal, and WARNINGs and EXTENSIONs can be mapped arbitrarily. 4150827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4160827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location that this change of diagnostic state should 4170827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the latest state. 4180827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void setDiagnosticMapping(diag::kind Diag, diag::Mapping Map, 4190827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis SourceLocation Loc); 4201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4213bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// setDiagnosticGroupMapping - Change an entire diagnostic group (e.g. 4223bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// "unknown-pragmas" to have the specified mapping. This returns true and 4233bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// ignores the request if "Group" was unknown, false otherwise. 4240827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 'Loc' is the source location that this change of diagnostic state should 4260827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the state from command-line. 4270827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool setDiagnosticGroupMapping(const char *Group, diag::Mapping Map, 4280827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis SourceLocation Loc = SourceLocation()) { 4290827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return Diags->setDiagnosticGroupMapping(Group, Map, Loc, *this); 43033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 4315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool hasErrorOccurred() const { return ErrorOccurred; } 43315221422eda7bac679e38b07512feda49715ef66Chris Lattner bool hasFatalErrorOccurred() const { return FatalErrorOccurred; } 4345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 43553eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned getNumWarnings() const { return NumWarnings; } 4361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 437c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setNumWarnings(unsigned NumWarnings) { 438c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor this->NumWarnings = NumWarnings; 439c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor } 440c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 441182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getCustomDiagID - Return an ID for a diagnostic with the specified message 442182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// and level. If this is the first request for this diagnosic, it is 443182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// registered and created, otherwise the existing ID is returned. 44433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis unsigned getCustomDiagID(Level L, llvm::StringRef Message) { 44533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->getCustomDiagID((DiagnosticIDs::Level)L, Message); 44633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 4471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4483fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ConvertArgToString - This method converts a diagnostic argument (as an 4493fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// intptr_t) into the string that represents it. 4503fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner void ConvertArgToString(ArgumentKind Kind, intptr_t Val, 4513fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModLen, 4523fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 453b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, unsigned NumPrevArgs, 4543fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner llvm::SmallVectorImpl<char> &Output) const { 455b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner ArgToStringFn(Kind, Val, Modifier, ModLen, Argument, ArgLen, 456b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner PrevArgs, NumPrevArgs, Output, ArgToStringCookie); 45722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 4581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 45992dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void SetArgToStringFn(ArgToStringFnTy Fn, void *Cookie) { 4603fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = Fn; 46192dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = Cookie; 46222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 4631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 464abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// \brief Reset the state of the diagnostic object to its initial 465abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// configuration. 466abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor void Reset(); 467abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 4685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 4695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Diagnostic classification and reporting interfaces. 4705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // 4715f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4720827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Based on the way the client configured the Diagnostic 4735f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// object, classify the specified diagnostic ID into a Level, consumable by 4745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the DiagnosticClient. 4750827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4760827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location we are interested in finding out the 4770827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// diagnostic state. Can be null in order to query the latest state. 4787decebfc7b9dc841f228c93cc2e41e3e62911ff8Ted Kremenek Level getDiagnosticLevel(unsigned DiagID, SourceLocation Loc, 4797decebfc7b9dc841f228c93cc2e41e3e62911ff8Ted Kremenek diag::Mapping *mapping = 0) const { 4807decebfc7b9dc841f228c93cc2e41e3e62911ff8Ted Kremenek return (Level)Diags->getDiagnosticLevel(DiagID, Loc, *this, mapping); 48133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 4821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 483509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// Report - Issue the message to the client. @c DiagID is a member of the 484509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c diag::kind enum. This actually returns aninstance of DiagnosticBuilder 485509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which emits the diagnostics (through @c ProcessDiag) when it is destroyed. 486509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c Pos represents the source location associated with the diagnostic, 487509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which can be an invalid location if no position information is available. 48833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis inline DiagnosticBuilder Report(SourceLocation Pos, unsigned DiagID); 4890f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar inline DiagnosticBuilder Report(unsigned DiagID); 490de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor 491e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis void Report(const StoredDiagnostic &storedDiag); 492e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 49393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Determine whethere there is already a diagnostic in flight. 4945800f7ea9cf5621280089d690f677bd28064d6b5Ted Kremenek bool isDiagnosticInFlight() const { return CurDiagID != ~0U; } 49593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 49693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Set the "delayed" diagnostic that will be emitted once 49793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// the current diagnostic completes. 49893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 49993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// If a diagnostic is already in-flight but the front end must 50093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// report a problem (e.g., with an inconsistent file system 50193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// state), this routine sets a "delayed" diagnostic that will be 50293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// emitted after the current diagnostic completes. This should 50393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// only be used for fatal errors detected at inconvenient 50493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// times. If emitting a delayed diagnostic causes a second delayed 50593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic to be introduced, that second delayed diagnostic 50693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// will be ignored. 50793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 50893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param DiagID The ID of the diagnostic being delayed. 50993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 51093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg1 A string argument that will be provided to the 51193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 51293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// Diagnostic object itself. 51393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 51493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg2 A string argument that will be provided to the 51593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 51693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// Diagnostic object itself. 51793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor void SetDelayedDiagnostic(unsigned DiagID, llvm::StringRef Arg1 = "", 51893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor llvm::StringRef Arg2 = ""); 51993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 520de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor /// \brief Clear out the current diagnostic. 521de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor void Clear() { CurDiagID = ~0U; } 5221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5230a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerprivate: 52493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Report the delayed diagnostic. 52593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor void ReportDelayed(); 52693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 52793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 528691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// getDiagnosticMappingInfo - Return the mapping info currently set for the 529691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// specified builtin diagnostic. This returns the high bit encoding, or zero 530691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// if the field is completely uninitialized. 5310827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis diag::Mapping getDiagnosticMappingInfo(diag::kind Diag, 5320827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *State) const { 5330827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return State->getMapping(Diag); 534691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner } 5351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 536691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner void setDiagnosticMappingInternal(unsigned DiagId, unsigned Map, 5373efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis DiagState *State, 5383efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis bool isUser, bool isPragma) const { 539691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner if (isUser) Map |= 8; // Set the high bit for user mappings. 5403efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis if (isPragma) Map |= 0x10; // Set the bit for diagnostic pragma mappings. 5410827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis State->setMapping((diag::kind)DiagId, Map); 5429faf50e62ddcd2535b472abc8daafd7042120caaChris Lattner } 5431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // This is private state used by DiagnosticBuilder. We put it here instead of 5453cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // in DiagnosticBuilder in order to keep DiagnosticBuilder a small lightweight 5460a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // object. This implementation choice means that we can only have one 5470a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic "in flight" at a time, but this seems to be a reasonable 5480a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // tradeoff to keep these objects small. Assertions verify that only one 5490a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic is in flight at a time. 55033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis friend class DiagnosticIDs; 5513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class DiagnosticBuilder; 5520a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner friend class DiagnosticInfo; 5539b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 5549c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis friend class DiagnosticErrorTrap; 5559b623639378d53a675921ddfa7316034d571881eDouglas Gregor 556b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagLoc - This is the location of the current diagnostic that is in 557b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// flight. 55833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceLocation CurDiagLoc; 5591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 560b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagID - This is the ID of the current diagnostic that is in flight. 5613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// This is set to ~0U when there is no diagnostic in flight. 562b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned CurDiagID; 563b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner 56473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner enum { 56573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// MaxArguments - The maximum number of arguments we can hold. We currently 56673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// only support up to 10 arguments (%0-%9). A single diagnostic with more 56773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// than that almost certainly has to be simplified anyway. 56873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner MaxArguments = 10 56973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner }; 5701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5713cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// NumDiagArgs - This contains the number of entries in Arguments. 572730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner signed char NumDiagArgs; 573730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner /// NumRanges - This is the number of ranges in the DiagRanges array. 574730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner unsigned char NumDiagRanges; 5754b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The number of code modifications hints in the 576849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor /// FixItHints array. 577849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned char NumFixItHints; 578ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 57973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsKind - This is an array of ArgumentKind::ArgumentKind enum 58073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// values, with one for each argument. This specifies whether the argument 58173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is in DiagArgumentsStr or in DiagArguments. 58273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner unsigned char DiagArgumentsKind[MaxArguments]; 5831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 58473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsStr - This holds the values of each string argument for the 58573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// current diagnostic. This value is only used when the corresponding 58673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// ArgumentKind is ak_std_string. 58773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner std::string DiagArgumentsStr[MaxArguments]; 58873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner 58973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsVal - The values for the various substitution positions. This 59073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is used when the argument is not an std::string. The specific value is 591fc8f0e14ad142ed811e90fbd9a30e419e301c717Chris Lattner /// mangled into an intptr_t and the interpretation depends on exactly what 59273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// sort of argument kind it is. 59373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner intptr_t DiagArgumentsVal[MaxArguments]; 5941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5950a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// DiagRanges - The list of ranges added to this diagnostic. It currently 5960a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// only support 10 ranges, could easily be extended if needed. 5970a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange DiagRanges[10]; 5981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 599849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor enum { MaxFixItHints = 3 }; 6004b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 601849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor /// FixItHints - If valid, provides a hint with some code 6024b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// to insert, remove, or modify at a particular position. 603849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint FixItHints[MaxFixItHints]; 6044b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 6050a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// ProcessDiag - This is the method used to report a diagnostic that is 6060a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// finally fully formed. 6075e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 6085e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if the diagnostic was emitted, false if it was 6095e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppressed. 61033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ProcessDiag() { 61133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->ProcessDiag(*this); 61233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 613f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 614f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTReader; 615f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTWriter; 6163cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 6173cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6189c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// \brief RAII class that determines when any errors have occurred 6199c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// between the time the instance was created and the time it was 6209c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// queried. 6219c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidisclass DiagnosticErrorTrap { 6229c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis Diagnostic &Diag; 6239c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis unsigned PrevErrors; 6249c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6259c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidispublic: 6269c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis explicit DiagnosticErrorTrap(Diagnostic &Diag) 6279c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis : Diag(Diag), PrevErrors(Diag.NumErrors) {} 6289c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6299c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// \brief Determine whether any errors have occurred since this 6309c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// object instance was created. 6319c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis bool hasErrorOccurred() const { 6329c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis return Diag.NumErrors > PrevErrors; 6339c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis } 6349c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6359c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis // Set to initial state of "no errors occurred". 6369c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis void reset() { PrevErrors = Diag.NumErrors; } 6379c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis}; 6389c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6393cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 6403cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticBuilder 6413cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 6423cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticBuilder - This is a little helper class used to produce 6443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diagnostics. This is constructed by the Diagnostic::Report method, and 6453cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// allows insertion of extra information (arguments and source ranges) into the 6463cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// currently "in flight" diagnostic. When the temporary for the builder is 6473cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// destroyed, the diagnostic is issued. 6483cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// 6493cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Note that many of these will be created as temporary objects (many call 6503cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// sites), so we want them to be small and we never want their address taken. 6513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// This ensures that compilers with somewhat reasonable optimizers will promote 6523cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// the common fields to registers, eliminating increments of the NumArgs field, 6533cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// for example. 6543cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticBuilder { 6553cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner mutable Diagnostic *DiagObj; 656849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor mutable unsigned NumArgs, NumRanges, NumFixItHints; 6571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void operator=(const DiagnosticBuilder&); // DO NOT IMPLEMENT 6593cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class Diagnostic; 6603cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner explicit DiagnosticBuilder(Diagnostic *diagObj) 661849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor : DiagObj(diagObj), NumArgs(0), NumRanges(0), NumFixItHints(0) {} 662ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 6639b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 664b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor 665b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregorprotected: 666b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor void FlushCounts(); 6679b623639378d53a675921ddfa7316034d571881eDouglas Gregor 6681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 6690a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// Copy constructor. When copied, this "takes" the diagnostic info from the 6700a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// input and neuters it. 6713cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticBuilder(const DiagnosticBuilder &D) { 6720a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner DiagObj = D.DiagObj; 6730a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner D.DiagObj = 0; 67425a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumArgs = D.NumArgs; 67525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumRanges = D.NumRanges; 676849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor NumFixItHints = D.NumFixItHints; 6770a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 67825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 6795e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Simple enumeration value used to give a name to the 6805e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppress-diagnostic constructor. 6815e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor enum SuppressKind { Suppress }; 6825e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 6835e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Create an empty DiagnosticBuilder object that represents 6845e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// no actual diagnostic. 6851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit DiagnosticBuilder(SuppressKind) 686849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor : DiagObj(0), NumArgs(0), NumRanges(0), NumFixItHints(0) { } 6875e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 68825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// \brief Force the diagnostic builder to emit the diagnostic now. 68925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// 69025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Once this function has been called, the DiagnosticBuilder object 69125a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// should not be used again before it is destroyed. 6925e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 6935e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if a diagnostic was emitted, false if the 6945e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// diagnostic was suppressed. 69593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor bool Emit(); 69625a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 69725a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Destructor - The dtor emits the diagnostic if it hasn't already 69825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// been emitted. 69925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor ~DiagnosticBuilder() { Emit(); } 7001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 701d93256e55673a17d18543397ec462416acb13792Douglas Gregor /// isActive - Determine whether this diagnostic is still active. 702d93256e55673a17d18543397ec462416acb13792Douglas Gregor bool isActive() const { return DiagObj != 0; } 703d93256e55673a17d18543397ec462416acb13792Douglas Gregor 7049b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Retrieve the active diagnostic ID. 7059b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// 7069b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \pre \c isActive() 7079b623639378d53a675921ddfa7316034d571881eDouglas Gregor unsigned getDiagID() const { 7089b623639378d53a675921ddfa7316034d571881eDouglas Gregor assert(isActive() && "Diagnostic is inactive"); 7099b623639378d53a675921ddfa7316034d571881eDouglas Gregor return DiagObj->CurDiagID; 7109b623639378d53a675921ddfa7316034d571881eDouglas Gregor } 7119b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7129b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Clear out the current diagnostic. 7139b623639378d53a675921ddfa7316034d571881eDouglas Gregor void Clear() { DiagObj = 0; } 7149b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7153cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// Operator bool: conversion of DiagnosticBuilder to bool always returns 7163cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// true. This allows is to be used in boolean error contexts like: 7173cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// return Diag(...); 7183cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner operator bool() const { return true; } 7193cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 720eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar void AddString(llvm::StringRef S) const { 7213cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(NumArgs < Diagnostic::MaxArguments && 7223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7235e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 7245e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Diagnostic::ak_std_string; 7255e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsStr[NumArgs++] = S; 7265e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 7273cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner } 7281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7293cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void AddTaggedVal(intptr_t V, Diagnostic::ArgumentKind Kind) const { 7303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(NumArgs < Diagnostic::MaxArguments && 7313cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7325e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 7335e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Kind; 7345e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsVal[NumArgs++] = V; 7355e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 7360a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 7371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7380a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner void AddSourceRange(const CharSourceRange &R) const { 7391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(NumRanges < 7403cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner sizeof(DiagObj->DiagRanges)/sizeof(DiagObj->DiagRanges[0]) && 7413cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7425e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 74351c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor DiagObj->DiagRanges[NumRanges++] = R; 7441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 7454b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 746849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor void AddFixItHint(const FixItHint &Hint) const { 747849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor assert(NumFixItHints < Diagnostic::MaxFixItHints && 748849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor "Too many fix-it hints!"); 7495e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 750849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DiagObj->FixItHints[NumFixItHints++] = Hint; 7514b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 7523cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 7533cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7543cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 755eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar llvm::StringRef S) { 7563cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddString(S); 7573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7593cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7603cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 7613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const char *Str) { 7623cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(Str), 7633cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ak_c_string); 7643cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7653cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7663cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7673cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, int I) { 7683cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(I, Diagnostic::ak_sint); 7693cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7703cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7713cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7723bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidisinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB,bool I) { 7733bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis DB.AddTaggedVal(I, Diagnostic::ak_sint); 7743bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis return DB; 7753bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis} 7763bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis 7773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 7783cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner unsigned I) { 7793cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(I, Diagnostic::ak_uint); 7803cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7813cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 7843cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const IdentifierInfo *II) { 7853cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(II), 7863cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ak_identifierinfo); 7873cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7883cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7903f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// Adds a DeclContext to the diagnostic. The enable_if template magic is here 7913f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// so that we only match those arguments that are (statically) DeclContexts; 7923f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// other arguments that derive from DeclContext (e.g., RecordDecls) will not 7933f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// match. 7943f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortemplate<typename T> 7953f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregorinline 7963f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortypename llvm::enable_if<llvm::is_same<T, DeclContext>, 7973f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor const DiagnosticBuilder &>::type 7983f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregoroperator<<(const DiagnosticBuilder &DB, T *DC) { 7993f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor DB.AddTaggedVal(reinterpret_cast<intptr_t>(DC), 8003f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor Diagnostic::ak_declcontext); 8013f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor return DB; 8023f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor} 8033f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor 8043cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8053cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const SourceRange &R) { 8060a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(CharSourceRange::getTokenRange(R)); 8073cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8083cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8094b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 8104b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8110a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 8120a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(R); 8130a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return DB; 8140a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner} 8150a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 8160a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 817849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &Hint) { 818849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DB.AddFixItHint(Hint); 8194b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DB; 8204b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor} 821ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 8223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Report - Issue the message to the client. DiagID is a member of the 8233cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diag::kind enum. This actually returns a new instance of DiagnosticBuilder 8243cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// which emits the diagnostics (through ProcessDiag) when it is destroyed. 82533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidisinline DiagnosticBuilder Diagnostic::Report(SourceLocation Loc, 82633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis unsigned DiagID){ 8273cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!"); 8283cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagLoc = Loc; 8293cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = DiagID; 8303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DiagnosticBuilder(this); 8313cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8320f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbarinline DiagnosticBuilder Diagnostic::Report(unsigned DiagID) { 83333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Report(SourceLocation(), DiagID); 8340f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar} 8353cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 8373cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticInfo 8383cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 8391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8403cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticInfo - This is a little helper class (which is basically a smart 8414b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// pointer that forward info from Diagnostic) that allows clients to enquire 8423cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// about the currently in-flight diagnostic. 8433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticInfo { 8443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const Diagnostic *DiagObj; 845e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis llvm::StringRef StoredDiagMessage; 8463cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerpublic: 8473cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner explicit DiagnosticInfo(const Diagnostic *DO) : DiagObj(DO) {} 848e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis DiagnosticInfo(const Diagnostic *DO, llvm::StringRef storedDiagMessage) 849e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis : DiagObj(DO), StoredDiagMessage(storedDiagMessage) {} 8501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8510a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner const Diagnostic *getDiags() const { return DiagObj; } 852b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned getID() const { return DiagObj->CurDiagID; } 85333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const SourceLocation &getLocation() const { return DiagObj->CurDiagLoc; } 85433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return DiagObj->hasSourceManager(); } 85533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { return DiagObj->getSourceManager();} 8561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8570a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumArgs() const { return DiagObj->NumDiagArgs; } 8581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 85973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgKind - Return the kind of the specified index. Based on the kind 86073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// of argument, the accessors below can be used to get the value. 8613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ArgumentKind getArgKind(unsigned Idx) const { 8623cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(Idx < getNumArgs() && "Argument index out of range!"); 8633cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return (Diagnostic::ArgumentKind)DiagObj->DiagArgumentsKind[Idx]; 86473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 8651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 86673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgStdStr - Return the provided argument string specified by Idx. 86773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const std::string &getArgStdStr(unsigned Idx) const { 8683cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_std_string && 8693cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 87073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return DiagObj->DiagArgumentsStr[Idx]; 87173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 8721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 87373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgCStr - Return the specified C string argument. 87473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const char *getArgCStr(unsigned Idx) const { 8753cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_c_string && 8763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 87773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return reinterpret_cast<const char*>(DiagObj->DiagArgumentsVal[Idx]); 8780a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 8791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 88030bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgSInt - Return the specified signed integer argument. 88130bc96544346bea42921cf6837e66cef80d664b4Chris Lattner int getArgSInt(unsigned Idx) const { 8823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_sint && 8833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 88430bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (int)DiagObj->DiagArgumentsVal[Idx]; 88530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 8861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 88730bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgUInt - Return the specified unsigned integer argument. 88830bc96544346bea42921cf6837e66cef80d664b4Chris Lattner unsigned getArgUInt(unsigned Idx) const { 8893cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_uint && 8903cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 89130bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (unsigned)DiagObj->DiagArgumentsVal[Idx]; 89230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 8931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 89443b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner /// getArgIdentifier - Return the specified IdentifierInfo argument. 89543b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner const IdentifierInfo *getArgIdentifier(unsigned Idx) const { 8963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_identifierinfo && 8973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 8989634379265855f1628190e926d9aaf1fb4a5d90eChris Lattner return reinterpret_cast<IdentifierInfo*>(DiagObj->DiagArgumentsVal[Idx]); 89943b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner } 9001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 90122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// getRawArg - Return the specified non-string argument in an opaque form. 90222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner intptr_t getRawArg(unsigned Idx) const { 90322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner assert(getArgKind(Idx) != Diagnostic::ak_std_string && 90422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner "invalid argument accessor!"); 90522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner return DiagObj->DiagArgumentsVal[Idx]; 90622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9090a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// getNumRanges - Return the number of source ranges associated with this 9100a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// diagnostic. 9110a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumRanges() const { 9120a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner return DiagObj->NumDiagRanges; 9130a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9150a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &getRange(unsigned Idx) const { 9160a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner assert(Idx < DiagObj->NumDiagRanges && "Invalid diagnostic range index!"); 91751c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor return DiagObj->DiagRanges[Idx]; 9180a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 920849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned getNumFixItHints() const { 921849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->NumFixItHints; 9224b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 9234b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 924849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &getFixItHint(unsigned Idx) const { 925849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->FixItHints[Idx]; 9264b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 9274b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 928849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint *getFixItHints() const { 929849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->NumFixItHints? 930849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor &DiagObj->FixItHints[0] : 0; 9314b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 9324b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 933f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// FormatDiagnostic - Format this diagnostic into a string, substituting the 934f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// formal arguments into the %0 slots. The result is appended onto the Str 935f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// array. 936f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner void FormatDiagnostic(llvm::SmallVectorImpl<char> &OutStr) const; 9379f28614bf1a8387000d8df57a713fcf69e198145John McCall 9389f28614bf1a8387000d8df57a713fcf69e198145John McCall /// FormatDiagnostic - Format the given format-string into the 9399f28614bf1a8387000d8df57a713fcf69e198145John McCall /// output buffer using the arguments stored in this diagnostic. 9409f28614bf1a8387000d8df57a713fcf69e198145John McCall void FormatDiagnostic(const char *DiagStr, const char *DiagEnd, 9419f28614bf1a8387000d8df57a713fcf69e198145John McCall llvm::SmallVectorImpl<char> &OutStr) const; 942a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor}; 943a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 944a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor/** 945d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * \brief Represents a diagnostic in a form that can be retained until its 946d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * corresponding source manager is destroyed. 947a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor */ 948a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorclass StoredDiagnostic { 949aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned ID; 950a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diagnostic::Level Level; 951a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FullSourceLoc Loc; 952a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor std::string Message; 9530a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner std::vector<CharSourceRange> Ranges; 954849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor std::vector<FixItHint> FixIts; 955a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 956a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorpublic: 957a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(); 958a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(Diagnostic::Level Level, const DiagnosticInfo &Info); 959aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor StoredDiagnostic(Diagnostic::Level Level, unsigned ID, 960aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor llvm::StringRef Message); 961a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ~StoredDiagnostic(); 962a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 963a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Evaluates true when this object stores a diagnostic. 964a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor operator bool() const { return Message.size() > 0; } 965a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 966aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned getID() const { return ID; } 967a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diagnostic::Level getLevel() const { return Level; } 968a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const FullSourceLoc &getLocation() const { return Loc; } 969a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::StringRef getMessage() const { return Message; } 970c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 971c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setLocation(FullSourceLoc Loc) { this->Loc = Loc; } 972c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 9730a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner typedef std::vector<CharSourceRange>::const_iterator range_iterator; 974a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_begin() const { return Ranges.begin(); } 975a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_end() const { return Ranges.end(); } 976a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned range_size() const { return Ranges.size(); } 977a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 978849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor typedef std::vector<FixItHint>::const_iterator fixit_iterator; 979a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_begin() const { return FixIts.begin(); } 980a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_end() const { return FixIts.end(); } 981a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned fixit_size() const { return FixIts.size(); } 9825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 9831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9845f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DiagnosticClient - This is an abstract interface implemented by clients of 9855f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the front-end, which formats and prints fully processed diagnostics. 9865f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DiagnosticClient { 987ab41b97c3cddf1bcdd8bf82ab09ed3ceafcd05b1Argyrios Kyrtzidisprotected: 988f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumWarnings; // Number of warnings reported 989f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumErrors; // Number of errors reported 990f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 9915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 992f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis DiagnosticClient() : NumWarnings(0), NumErrors(0) { } 993f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 994f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumErrors() const { return NumErrors; } 995f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumWarnings() const { return NumWarnings; } 996f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 9975f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual ~DiagnosticClient(); 9981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 999efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// BeginSourceFile - Callback to inform the diagnostic client that processing 1000efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file is beginning. 1001efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1002efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// Note that diagnostics may be emitted outside the processing of a source 1003efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// file, for example during the parsing of command line options. However, 1004efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// diagnostics with source range information are required to only be emitted 1005efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// in between BeginSourceFile() and EndSourceFile(). 1006efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1007efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg LO - The language options for the source file being processed. 1008efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg PP - The preprocessor object being used for the source; this optional 1009efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// and may not be present, for example when processing AST source files. 10107d90199f109290e9d587479a481a2850d390b552Daniel Dunbar virtual void BeginSourceFile(const LangOptions &LangOpts, 10117d90199f109290e9d587479a481a2850d390b552Daniel Dunbar const Preprocessor *PP = 0) {} 1012efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar 1013efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// EndSourceFile - Callback to inform the diagnostic client that processing 1014efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file has ended. The diagnostic client should assume that any 1015efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// objects made available via \see BeginSourceFile() are inaccessible. 1016efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar virtual void EndSourceFile() {} 10171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1018cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek /// IncludeInDiagnosticCounts - This method (whose default implementation 1019efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// returns true) indicates whether the diagnostics handled by this 1020efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// DiagnosticClient should be included in the number of diagnostics reported 1021efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// by Diagnostic. 1022cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek virtual bool IncludeInDiagnosticCounts() const; 10235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// HandleDiagnostic - Handle this diagnostic, reporting it to the user or 10255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// capturing it to a log as needed. 1026f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// 1027f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// Default implementation just keeps track of the total number of warnings 1028f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// and errors. 10290a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner virtual void HandleDiagnostic(Diagnostic::Level DiagLevel, 1030f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis const DiagnosticInfo &Info); 10315f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 10325f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 10345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1036