Diagnostic.h revision add80bb3957dba1d9389304453c0a4c975768bd7
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 254add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// \brief Toggles for DiagnosticErrorTrap to check whether an error occurred 255add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// during a parsing section, e.g. during parsing a function. 256add80bb3957dba1d9389304453c0a4c975768bd7John McCall bool TrapErrorOccurred; 257add80bb3957dba1d9389304453c0a4c975768bd7John McCall bool TrapUnrecoverableErrorOccurred; 258add80bb3957dba1d9389304453c0a4c975768bd7John McCall 259f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// LastDiagLevel - This is the level of the last diagnostic emitted. This is 260f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// used to emit continuation diagnostics with the same level as the 261f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// diagnostic that they follow. 26233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticIDs::Level LastDiagLevel; 2635f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 26453eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumWarnings; // Number of warnings reported 26553eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumErrors; // Number of errors reported 2661864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor unsigned NumErrorsSuppressed; // Number of errors suppressed 2677bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 2683fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ArgToStringFn - A function pointer that converts an opaque diagnostic 2693fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// argument to a strings. This takes the modifiers and argument that was 2703fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// present in the diagnostic. 271b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 272b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// The PrevArgs array (whose length is NumPrevArgs) indicates the previous 273b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// arguments formatted for this diagnostic. Implementations of this function 274b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// can use this information to avoid redundancy across arguments. 275b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 27622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// This is a hack to avoid a layering violation between libbasic and libsema. 2773fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner typedef void (*ArgToStringFnTy)(ArgumentKind Kind, intptr_t Val, 2783fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModifierLen, 2793fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgumentLen, 280b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, 281b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner unsigned NumPrevArgs, 28292dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner llvm::SmallVectorImpl<char> &Output, 28392dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *Cookie); 28492dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *ArgToStringCookie; 2853fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFnTy ArgToStringFn; 28693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 28793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief ID of the "delayed" diagnostic, which is a (typically 28893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// fatal) diagnostic that had to be delayed because it was found 28993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// while emitting another diagnostic. 29093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor unsigned DelayedDiagID; 29193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 29293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief First string argument for the delayed diagnostic. 29393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg1; 29493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 29593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Second string argument for the delayed diagnostic. 29693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg2; 29793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 2985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 29933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis explicit Diagnostic(const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &Diags, 30033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *client = 0, 30133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ShouldOwnClient = true); 302182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner ~Diagnostic(); 3031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 30433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const llvm::IntrusiveRefCntPtr<DiagnosticIDs> &getDiagnosticIDs() const { 30533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags; 30633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 30733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 30833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *getClient() { return Client; } 30933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const DiagnosticClient *getClient() const { return Client; } 3101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 311bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Return the current diagnostic client along with ownership of that 312bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// client. 31333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticClient *takeClient() { 31433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis OwnsDiagClient = false; 31533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Client; 31633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 31733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 31833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return SourceMgr != 0; } 31933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { 32033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis assert(SourceMgr && "SourceManager not set!"); 32133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return *SourceMgr; 32233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 32333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis void setSourceManager(SourceManager *SrcMgr) { SourceMgr = SrcMgr; } 32433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 32533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis //===--------------------------------------------------------------------===// 32633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // Diagnostic characterization methods, used by a client to customize how 32733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // diagnostics are emitted. 32833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // 32904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 3301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// pushMappings - Copies the current DiagMappings and pushes the new copy 33104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// onto the top of the stack. 3320827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void pushMappings(SourceLocation Loc); 33304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 33404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// popMappings - Pops the current DiagMappings off the top of the stack 33504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// causing the new top of the stack to be the active mappings. Returns 33604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// true if the pop happens, false if there is only one DiagMapping on the 33704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// stack. 3380827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool popMappings(SourceLocation Loc); 33904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 340bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Set the diagnostic client associated with this diagnostic object. 341bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// 34233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// \param ShouldOwnClient true if the diagnostic object should take 34333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// ownership of \c client. 3444f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor void setClient(DiagnosticClient *client, bool ShouldOwnClient = true); 3455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 346c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner /// setErrorLimit - Specify a limit for the number of errors we should 347b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner /// emit before giving up. Zero disables the limit. 348c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner void setErrorLimit(unsigned Limit) { ErrorLimit = Limit; } 349b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner 350575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Specify the maximum number of template instantiation 351575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// notes to emit along with a given diagnostic. 352575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor void setTemplateBacktraceLimit(unsigned Limit) { 353575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor TemplateBacktraceLimit = Limit; 354575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 3556c1cb9916e9988dcdd65b9266dbe24afd173427aDouglas Gregor 356575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Retrieve the maximum number of template instantiation 357575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// nodes to emit along with a given diagnostic. 358575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor unsigned getTemplateBacktraceLimit() const { 359575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor return TemplateBacktraceLimit; 360575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 3616c1cb9916e9988dcdd65b9266dbe24afd173427aDouglas Gregor 3625b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// setIgnoreAllWarnings - When set to true, any unmapped warnings are 3635b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// ignored. If this and WarningsAsErrors are both set, then this one wins. 3645b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner void setIgnoreAllWarnings(bool Val) { IgnoreAllWarnings = Val; } 3655b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner bool getIgnoreAllWarnings() const { return IgnoreAllWarnings; } 3661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 3675f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// setWarningsAsErrors - When set to true, any warnings reported are issued 3685f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// as errors. 3695f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setWarningsAsErrors(bool Val) { WarningsAsErrors = Val; } 3705f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool getWarningsAsErrors() const { return WarningsAsErrors; } 3711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 372e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// setErrorsAsFatal - When set to true, any error reported is made a 373e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// fatal error. 374e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner void setErrorsAsFatal(bool Val) { ErrorsAsFatal = Val; } 375e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner bool getErrorsAsFatal() const { return ErrorsAsFatal; } 376e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner 3772fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// setSuppressSystemWarnings - When set to true mask warnings that 3782fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// come from system headers. 3792fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar void setSuppressSystemWarnings(bool Val) { SuppressSystemWarnings = Val; } 3802fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar bool getSuppressSystemWarnings() const { return SuppressSystemWarnings; } 3812fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar 38281b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// \brief Suppress all diagnostics, to silence the front end when we 38381b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// know that we don't want any more diagnostics to be passed along to the 38481b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// client 38581b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor void setSuppressAllDiagnostics(bool Val = true) { 38681b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor SuppressAllDiagnostics = Val; 38781b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor } 38881b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool getSuppressAllDiagnostics() const { return SuppressAllDiagnostics; } 38981b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor 3905edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// \brief Specify which overload candidates to show when overload resolution 3915edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// fails. By default, we show all candidates. 3925edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin void setShowOverloads(OverloadsShown Val) { 3935edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin ShowOverloads = Val; 3945edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin } 3955edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin OverloadsShown getShowOverloads() const { return ShowOverloads; } 3965edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 3970b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// \brief Pretend that the last diagnostic issued was ignored. This can 3980b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// be used by clients who suppress diagnostics themselves. 3990b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor void setLastDiagnosticIgnored() { 40033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis LastDiagLevel = DiagnosticIDs::Ignored; 4010b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor } 4020b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor 403b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// setExtensionHandlingBehavior - This controls whether otherwise-unmapped 404b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// extension diagnostics are mapped onto ignore/warning/error. This 405b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// corresponds to the GCC -pedantic and -pedantic-errors option. 406b54b276a920246c595a0498da281821eb9d22996Chris Lattner void setExtensionHandlingBehavior(ExtensionHandling H) { 407b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtBehavior = H; 408b54b276a920246c595a0498da281821eb9d22996Chris Lattner } 409c1b5fa41f09512c74030b9a2a0d1564535e22a76Peter Collingbourne ExtensionHandling getExtensionHandlingBehavior() const { return ExtBehavior; } 4101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 41127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// AllExtensionsSilenced - This is a counter bumped when an __extension__ 41227ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// block is encountered. When non-zero, all extension diagnostics are 41327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// entirely silenced, no matter how they are mapped. 41427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void IncrementAllExtensionsSilenced() { ++AllExtensionsSilenced; } 41527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void DecrementAllExtensionsSilenced() { --AllExtensionsSilenced; } 41691a2886d558ea6ca7a0bed73ab5acea5ae78eac2Douglas Gregor bool hasAllExtensionsSilenced() { return AllExtensionsSilenced != 0; } 4171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4180827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief This allows the client to specify that certain 419691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// warnings are ignored. Notes can never be mapped, errors can only be 420691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped to fatal, and WARNINGs and EXTENSIONs can be mapped arbitrarily. 4210827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4220827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location that this change of diagnostic state should 4230827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the latest state. 4240827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void setDiagnosticMapping(diag::kind Diag, diag::Mapping Map, 4250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis SourceLocation Loc); 4261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4273bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// setDiagnosticGroupMapping - Change an entire diagnostic group (e.g. 4283bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// "unknown-pragmas" to have the specified mapping. This returns true and 4293bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// ignores the request if "Group" was unknown, false otherwise. 4300827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4310827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 'Loc' is the source location that this change of diagnostic state should 4320827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the state from command-line. 433477aab6782795e7472055a54108d2df270ce1a89Argyrios Kyrtzidis bool setDiagnosticGroupMapping(llvm::StringRef Group, diag::Mapping Map, 4340827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis SourceLocation Loc = SourceLocation()) { 4350827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return Diags->setDiagnosticGroupMapping(Group, Map, Loc, *this); 43633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 4375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool hasErrorOccurred() const { return ErrorOccurred; } 43915221422eda7bac679e38b07512feda49715ef66Chris Lattner bool hasFatalErrorOccurred() const { return FatalErrorOccurred; } 4405f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 44153eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned getNumWarnings() const { return NumWarnings; } 4421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 443c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setNumWarnings(unsigned NumWarnings) { 444c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor this->NumWarnings = NumWarnings; 445c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor } 446c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 447182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getCustomDiagID - Return an ID for a diagnostic with the specified message 448182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// and level. If this is the first request for this diagnosic, it is 449182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// registered and created, otherwise the existing ID is returned. 45033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis unsigned getCustomDiagID(Level L, llvm::StringRef Message) { 45133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->getCustomDiagID((DiagnosticIDs::Level)L, Message); 45233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 4531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4543fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ConvertArgToString - This method converts a diagnostic argument (as an 4553fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// intptr_t) into the string that represents it. 4563fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner void ConvertArgToString(ArgumentKind Kind, intptr_t Val, 4573fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModLen, 4583fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 459b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, unsigned NumPrevArgs, 4603fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner llvm::SmallVectorImpl<char> &Output) const { 461b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner ArgToStringFn(Kind, Val, Modifier, ModLen, Argument, ArgLen, 462b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner PrevArgs, NumPrevArgs, Output, ArgToStringCookie); 46322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 4641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 46592dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void SetArgToStringFn(ArgToStringFnTy Fn, void *Cookie) { 4663fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = Fn; 46792dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = Cookie; 46822caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 4691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 470abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// \brief Reset the state of the diagnostic object to its initial 471abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// configuration. 472abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor void Reset(); 473abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 4745f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 4755f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // Diagnostic classification and reporting interfaces. 4765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // 4775f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4780827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Based on the way the client configured the Diagnostic 4795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// object, classify the specified diagnostic ID into a Level, consumable by 4805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// the DiagnosticClient. 4810827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4820827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location we are interested in finding out the 4830827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// diagnostic state. Can be null in order to query the latest state. 4847decebfc7b9dc841f228c93cc2e41e3e62911ff8Ted Kremenek Level getDiagnosticLevel(unsigned DiagID, SourceLocation Loc, 4857decebfc7b9dc841f228c93cc2e41e3e62911ff8Ted Kremenek diag::Mapping *mapping = 0) const { 4867decebfc7b9dc841f228c93cc2e41e3e62911ff8Ted Kremenek return (Level)Diags->getDiagnosticLevel(DiagID, Loc, *this, mapping); 48733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 4881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 489509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// Report - Issue the message to the client. @c DiagID is a member of the 490509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c diag::kind enum. This actually returns aninstance of DiagnosticBuilder 491509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which emits the diagnostics (through @c ProcessDiag) when it is destroyed. 492509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c Pos represents the source location associated with the diagnostic, 493509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which can be an invalid location if no position information is available. 49433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis inline DiagnosticBuilder Report(SourceLocation Pos, unsigned DiagID); 4950f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar inline DiagnosticBuilder Report(unsigned DiagID); 496de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor 497e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis void Report(const StoredDiagnostic &storedDiag); 498e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 49993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Determine whethere there is already a diagnostic in flight. 5005800f7ea9cf5621280089d690f677bd28064d6b5Ted Kremenek bool isDiagnosticInFlight() const { return CurDiagID != ~0U; } 50193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 50293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Set the "delayed" diagnostic that will be emitted once 50393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// the current diagnostic completes. 50493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 50593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// If a diagnostic is already in-flight but the front end must 50693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// report a problem (e.g., with an inconsistent file system 50793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// state), this routine sets a "delayed" diagnostic that will be 50893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// emitted after the current diagnostic completes. This should 50993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// only be used for fatal errors detected at inconvenient 51093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// times. If emitting a delayed diagnostic causes a second delayed 51193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic to be introduced, that second delayed diagnostic 51293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// will be ignored. 51393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 51493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param DiagID The ID of the diagnostic being delayed. 51593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 51693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg1 A string argument that will be provided to the 51793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 51893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// Diagnostic object itself. 51993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 52093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg2 A string argument that will be provided to the 52193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 52293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// Diagnostic object itself. 52393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor void SetDelayedDiagnostic(unsigned DiagID, llvm::StringRef Arg1 = "", 52493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor llvm::StringRef Arg2 = ""); 52593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 526de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor /// \brief Clear out the current diagnostic. 527de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor void Clear() { CurDiagID = ~0U; } 5281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5290a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerprivate: 53093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Report the delayed diagnostic. 53193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor void ReportDelayed(); 53293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 53393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 534691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// getDiagnosticMappingInfo - Return the mapping info currently set for the 535691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// specified builtin diagnostic. This returns the high bit encoding, or zero 536691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// if the field is completely uninitialized. 5370827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis diag::Mapping getDiagnosticMappingInfo(diag::kind Diag, 5380827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *State) const { 5390827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return State->getMapping(Diag); 540691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner } 5411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 542691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner void setDiagnosticMappingInternal(unsigned DiagId, unsigned Map, 5433efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis DiagState *State, 5443efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis bool isUser, bool isPragma) const { 545691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner if (isUser) Map |= 8; // Set the high bit for user mappings. 5463efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis if (isPragma) Map |= 0x10; // Set the bit for diagnostic pragma mappings. 5470827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis State->setMapping((diag::kind)DiagId, Map); 5489faf50e62ddcd2535b472abc8daafd7042120caaChris Lattner } 5491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5503cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // This is private state used by DiagnosticBuilder. We put it here instead of 5513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // in DiagnosticBuilder in order to keep DiagnosticBuilder a small lightweight 5520a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // object. This implementation choice means that we can only have one 5530a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic "in flight" at a time, but this seems to be a reasonable 5540a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // tradeoff to keep these objects small. Assertions verify that only one 5550a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic is in flight at a time. 55633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis friend class DiagnosticIDs; 5573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class DiagnosticBuilder; 5580a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner friend class DiagnosticInfo; 5599b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 5609c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis friend class DiagnosticErrorTrap; 5619b623639378d53a675921ddfa7316034d571881eDouglas Gregor 562b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagLoc - This is the location of the current diagnostic that is in 563b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// flight. 56433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceLocation CurDiagLoc; 5651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 566b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagID - This is the ID of the current diagnostic that is in flight. 5673cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// This is set to ~0U when there is no diagnostic in flight. 568b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned CurDiagID; 569b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner 57073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner enum { 57173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// MaxArguments - The maximum number of arguments we can hold. We currently 57273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// only support up to 10 arguments (%0-%9). A single diagnostic with more 57373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// than that almost certainly has to be simplified anyway. 57473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner MaxArguments = 10 57573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner }; 5761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// NumDiagArgs - This contains the number of entries in Arguments. 578730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner signed char NumDiagArgs; 579730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner /// NumRanges - This is the number of ranges in the DiagRanges array. 580730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner unsigned char NumDiagRanges; 5814b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The number of code modifications hints in the 582849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor /// FixItHints array. 583849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned char NumFixItHints; 584ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 58573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsKind - This is an array of ArgumentKind::ArgumentKind enum 58673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// values, with one for each argument. This specifies whether the argument 58773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is in DiagArgumentsStr or in DiagArguments. 58873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner unsigned char DiagArgumentsKind[MaxArguments]; 5891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 59073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsStr - This holds the values of each string argument for the 59173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// current diagnostic. This value is only used when the corresponding 59273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// ArgumentKind is ak_std_string. 59373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner std::string DiagArgumentsStr[MaxArguments]; 59473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner 59573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsVal - The values for the various substitution positions. This 59673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is used when the argument is not an std::string. The specific value is 597fc8f0e14ad142ed811e90fbd9a30e419e301c717Chris Lattner /// mangled into an intptr_t and the interpretation depends on exactly what 59873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// sort of argument kind it is. 59973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner intptr_t DiagArgumentsVal[MaxArguments]; 6001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6010a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// DiagRanges - The list of ranges added to this diagnostic. It currently 6020a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// only support 10 ranges, could easily be extended if needed. 6030a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange DiagRanges[10]; 6041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 605849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor enum { MaxFixItHints = 3 }; 6064b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 607849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor /// FixItHints - If valid, provides a hint with some code 6084b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// to insert, remove, or modify at a particular position. 609849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint FixItHints[MaxFixItHints]; 6104b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 6110a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// ProcessDiag - This is the method used to report a diagnostic that is 6120a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// finally fully formed. 6135e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 6145e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if the diagnostic was emitted, false if it was 6155e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppressed. 61633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ProcessDiag() { 61733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->ProcessDiag(*this); 61833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 619f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 620f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTReader; 621f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTWriter; 6223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 6233cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6249c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// \brief RAII class that determines when any errors have occurred 6259c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// between the time the instance was created and the time it was 6269c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// queried. 6279c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidisclass DiagnosticErrorTrap { 6289c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis Diagnostic &Diag; 6299c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6309c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidispublic: 6319c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis explicit DiagnosticErrorTrap(Diagnostic &Diag) 632add80bb3957dba1d9389304453c0a4c975768bd7John McCall : Diag(Diag) { reset(); } 6339c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6349c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// \brief Determine whether any errors have occurred since this 6359c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// object instance was created. 6369c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis bool hasErrorOccurred() const { 637add80bb3957dba1d9389304453c0a4c975768bd7John McCall return Diag.TrapErrorOccurred; 638add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 639add80bb3957dba1d9389304453c0a4c975768bd7John McCall 640add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// \brief Determine whether any unrecoverable errors have occurred since this 641add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// object instance was created. 642add80bb3957dba1d9389304453c0a4c975768bd7John McCall bool hasUnrecoverableErrorOccurred() const { 643add80bb3957dba1d9389304453c0a4c975768bd7John McCall return Diag.TrapUnrecoverableErrorOccurred; 6449c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis } 6459c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6469c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis // Set to initial state of "no errors occurred". 647add80bb3957dba1d9389304453c0a4c975768bd7John McCall void reset() { 648add80bb3957dba1d9389304453c0a4c975768bd7John McCall Diag.TrapErrorOccurred = false; 649add80bb3957dba1d9389304453c0a4c975768bd7John McCall Diag.TrapUnrecoverableErrorOccurred = false; 650add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 6519c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis}; 6529c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 6533cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 6543cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticBuilder 6553cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 6563cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 6573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticBuilder - This is a little helper class used to produce 6583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diagnostics. This is constructed by the Diagnostic::Report method, and 6593cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// allows insertion of extra information (arguments and source ranges) into the 6603cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// currently "in flight" diagnostic. When the temporary for the builder is 6613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// destroyed, the diagnostic is issued. 6623cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// 6633cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Note that many of these will be created as temporary objects (many call 6643cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// sites), so we want them to be small and we never want their address taken. 6653cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// This ensures that compilers with somewhat reasonable optimizers will promote 6663cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// the common fields to registers, eliminating increments of the NumArgs field, 6673cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// for example. 6683cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticBuilder { 6693cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner mutable Diagnostic *DiagObj; 670849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor mutable unsigned NumArgs, NumRanges, NumFixItHints; 6711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6723cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void operator=(const DiagnosticBuilder&); // DO NOT IMPLEMENT 6733cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class Diagnostic; 6743cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner explicit DiagnosticBuilder(Diagnostic *diagObj) 675849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor : DiagObj(diagObj), NumArgs(0), NumRanges(0), NumFixItHints(0) {} 676ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 6779b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 678b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor 679b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregorprotected: 680b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor void FlushCounts(); 6819b623639378d53a675921ddfa7316034d571881eDouglas Gregor 6821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 6830a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// Copy constructor. When copied, this "takes" the diagnostic info from the 6840a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// input and neuters it. 6853cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticBuilder(const DiagnosticBuilder &D) { 6860a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner DiagObj = D.DiagObj; 6870a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner D.DiagObj = 0; 68825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumArgs = D.NumArgs; 68925a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumRanges = D.NumRanges; 690849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor NumFixItHints = D.NumFixItHints; 6910a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 69225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 6935e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Simple enumeration value used to give a name to the 6945e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppress-diagnostic constructor. 6955e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor enum SuppressKind { Suppress }; 6965e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 6975e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Create an empty DiagnosticBuilder object that represents 6985e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// no actual diagnostic. 6991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit DiagnosticBuilder(SuppressKind) 700849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor : DiagObj(0), NumArgs(0), NumRanges(0), NumFixItHints(0) { } 7015e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 70225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// \brief Force the diagnostic builder to emit the diagnostic now. 70325a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// 70425a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Once this function has been called, the DiagnosticBuilder object 70525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// should not be used again before it is destroyed. 7065e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 7075e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if a diagnostic was emitted, false if the 7085e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// diagnostic was suppressed. 70993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor bool Emit(); 71025a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 71125a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Destructor - The dtor emits the diagnostic if it hasn't already 71225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// been emitted. 71325a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor ~DiagnosticBuilder() { Emit(); } 7141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 715d93256e55673a17d18543397ec462416acb13792Douglas Gregor /// isActive - Determine whether this diagnostic is still active. 716d93256e55673a17d18543397ec462416acb13792Douglas Gregor bool isActive() const { return DiagObj != 0; } 717d93256e55673a17d18543397ec462416acb13792Douglas Gregor 7189b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Retrieve the active diagnostic ID. 7199b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// 7209b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \pre \c isActive() 7219b623639378d53a675921ddfa7316034d571881eDouglas Gregor unsigned getDiagID() const { 7229b623639378d53a675921ddfa7316034d571881eDouglas Gregor assert(isActive() && "Diagnostic is inactive"); 7239b623639378d53a675921ddfa7316034d571881eDouglas Gregor return DiagObj->CurDiagID; 7249b623639378d53a675921ddfa7316034d571881eDouglas Gregor } 7259b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7269b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Clear out the current diagnostic. 7279b623639378d53a675921ddfa7316034d571881eDouglas Gregor void Clear() { DiagObj = 0; } 7289b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7293cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// Operator bool: conversion of DiagnosticBuilder to bool always returns 7303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// true. This allows is to be used in boolean error contexts like: 7313cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// return Diag(...); 7323cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner operator bool() const { return true; } 7333cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 734eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar void AddString(llvm::StringRef S) const { 7353cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(NumArgs < Diagnostic::MaxArguments && 7363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7375e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 7385e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Diagnostic::ak_std_string; 7395e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsStr[NumArgs++] = S; 7405e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 7413cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner } 7421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void AddTaggedVal(intptr_t V, Diagnostic::ArgumentKind Kind) const { 7443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(NumArgs < Diagnostic::MaxArguments && 7453cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7465e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 7475e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Kind; 7485e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsVal[NumArgs++] = V; 7495e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 7500a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 7511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7520a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner void AddSourceRange(const CharSourceRange &R) const { 7531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump assert(NumRanges < 7543cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner sizeof(DiagObj->DiagRanges)/sizeof(DiagObj->DiagRanges[0]) && 7553cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 7565e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 75751c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor DiagObj->DiagRanges[NumRanges++] = R; 7581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 7594b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 760849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor void AddFixItHint(const FixItHint &Hint) const { 761849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor assert(NumFixItHints < Diagnostic::MaxFixItHints && 762849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor "Too many fix-it hints!"); 7635e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 764849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DiagObj->FixItHints[NumFixItHints++] = Hint; 7654b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 7663cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 7673cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7683cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 769eaea925e70e3ee85809e572aa8474b8dfc491af7Daniel Dunbar llvm::StringRef S) { 7703cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddString(S); 7713cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7723cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7733cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7743cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 7753cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const char *Str) { 7763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(Str), 7773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ak_c_string); 7783cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7793cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7803cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7813cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, int I) { 7823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(I, Diagnostic::ak_sint); 7833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7843cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7853cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7863bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidisinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB,bool I) { 7873bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis DB.AddTaggedVal(I, Diagnostic::ak_sint); 7883bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis return DB; 7893bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis} 7903bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis 7913cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 7923cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner unsigned I) { 7933cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(I, Diagnostic::ak_uint); 7943cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 7953cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 7963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 7983cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const IdentifierInfo *II) { 7993cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(II), 8003cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ak_identifierinfo); 8013cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8023cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8031eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8043f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// Adds a DeclContext to the diagnostic. The enable_if template magic is here 8053f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// so that we only match those arguments that are (statically) DeclContexts; 8063f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// other arguments that derive from DeclContext (e.g., RecordDecls) will not 8073f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// match. 8083f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortemplate<typename T> 8093f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregorinline 8103f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortypename llvm::enable_if<llvm::is_same<T, DeclContext>, 8113f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor const DiagnosticBuilder &>::type 8123f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregoroperator<<(const DiagnosticBuilder &DB, T *DC) { 8133f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor DB.AddTaggedVal(reinterpret_cast<intptr_t>(DC), 8143f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor Diagnostic::ak_declcontext); 8153f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor return DB; 8163f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor} 8173f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor 8183cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8193cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const SourceRange &R) { 8200a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(CharSourceRange::getTokenRange(R)); 8213cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8234b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 8244b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8250a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 8260a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(R); 8270a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return DB; 8280a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner} 8290a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 8300a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 831849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &Hint) { 832849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DB.AddFixItHint(Hint); 8334b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DB; 8344b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor} 835ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 8363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Report - Issue the message to the client. DiagID is a member of the 8373cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diag::kind enum. This actually returns a new instance of DiagnosticBuilder 8383cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// which emits the diagnostics (through ProcessDiag) when it is destroyed. 83933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidisinline DiagnosticBuilder Diagnostic::Report(SourceLocation Loc, 84033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis unsigned DiagID){ 8413cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!"); 8423cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagLoc = Loc; 8433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = DiagID; 8443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DiagnosticBuilder(this); 8453cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8460f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbarinline DiagnosticBuilder Diagnostic::Report(unsigned DiagID) { 84733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Report(SourceLocation(), DiagID); 8480f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar} 8493cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8503cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 8513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticInfo 8523cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 8531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8543cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticInfo - This is a little helper class (which is basically a smart 8554b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// pointer that forward info from Diagnostic) that allows clients to enquire 8563cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// about the currently in-flight diagnostic. 8573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticInfo { 8583cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const Diagnostic *DiagObj; 859e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis llvm::StringRef StoredDiagMessage; 8603cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerpublic: 8613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner explicit DiagnosticInfo(const Diagnostic *DO) : DiagObj(DO) {} 862e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis DiagnosticInfo(const Diagnostic *DO, llvm::StringRef storedDiagMessage) 863e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis : DiagObj(DO), StoredDiagMessage(storedDiagMessage) {} 8641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8650a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner const Diagnostic *getDiags() const { return DiagObj; } 866b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned getID() const { return DiagObj->CurDiagID; } 86733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const SourceLocation &getLocation() const { return DiagObj->CurDiagLoc; } 86833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return DiagObj->hasSourceManager(); } 86933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { return DiagObj->getSourceManager();} 8701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8710a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumArgs() const { return DiagObj->NumDiagArgs; } 8721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 87373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgKind - Return the kind of the specified index. Based on the kind 87473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// of argument, the accessors below can be used to get the value. 8753cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner Diagnostic::ArgumentKind getArgKind(unsigned Idx) const { 8763cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(Idx < getNumArgs() && "Argument index out of range!"); 8773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return (Diagnostic::ArgumentKind)DiagObj->DiagArgumentsKind[Idx]; 87873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 8791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 88073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgStdStr - Return the provided argument string specified by Idx. 88173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const std::string &getArgStdStr(unsigned Idx) const { 8823cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_std_string && 8833cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 88473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return DiagObj->DiagArgumentsStr[Idx]; 88573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 8861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 88773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgCStr - Return the specified C string argument. 88873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const char *getArgCStr(unsigned Idx) const { 8893cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_c_string && 8903cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 89173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return reinterpret_cast<const char*>(DiagObj->DiagArgumentsVal[Idx]); 8920a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 8931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 89430bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgSInt - Return the specified signed integer argument. 89530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner int getArgSInt(unsigned Idx) const { 8963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_sint && 8973cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 89830bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (int)DiagObj->DiagArgumentsVal[Idx]; 89930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 9001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 90130bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgUInt - Return the specified unsigned integer argument. 90230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner unsigned getArgUInt(unsigned Idx) const { 9033cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_uint && 9043cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 90530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (unsigned)DiagObj->DiagArgumentsVal[Idx]; 90630bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 9071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 90843b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner /// getArgIdentifier - Return the specified IdentifierInfo argument. 90943b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner const IdentifierInfo *getArgIdentifier(unsigned Idx) const { 9103cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(getArgKind(Idx) == Diagnostic::ak_identifierinfo && 9113cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 9129634379265855f1628190e926d9aaf1fb4a5d90eChris Lattner return reinterpret_cast<IdentifierInfo*>(DiagObj->DiagArgumentsVal[Idx]); 91343b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner } 9141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 91522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// getRawArg - Return the specified non-string argument in an opaque form. 91622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner intptr_t getRawArg(unsigned Idx) const { 91722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner assert(getArgKind(Idx) != Diagnostic::ak_std_string && 91822caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner "invalid argument accessor!"); 91922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner return DiagObj->DiagArgumentsVal[Idx]; 92022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 9211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9230a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// getNumRanges - Return the number of source ranges associated with this 9240a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// diagnostic. 9250a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumRanges() const { 9260a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner return DiagObj->NumDiagRanges; 9270a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9290a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &getRange(unsigned Idx) const { 9300a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner assert(Idx < DiagObj->NumDiagRanges && "Invalid diagnostic range index!"); 93151c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor return DiagObj->DiagRanges[Idx]; 9320a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 934849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned getNumFixItHints() const { 935849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->NumFixItHints; 9364b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 9374b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 938849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &getFixItHint(unsigned Idx) const { 939849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->FixItHints[Idx]; 9404b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 9414b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 942849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint *getFixItHints() const { 943849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor return DiagObj->NumFixItHints? 944849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor &DiagObj->FixItHints[0] : 0; 9454b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 9464b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 947f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// FormatDiagnostic - Format this diagnostic into a string, substituting the 948f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// formal arguments into the %0 slots. The result is appended onto the Str 949f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// array. 950f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner void FormatDiagnostic(llvm::SmallVectorImpl<char> &OutStr) const; 9519f28614bf1a8387000d8df57a713fcf69e198145John McCall 9529f28614bf1a8387000d8df57a713fcf69e198145John McCall /// FormatDiagnostic - Format the given format-string into the 9539f28614bf1a8387000d8df57a713fcf69e198145John McCall /// output buffer using the arguments stored in this diagnostic. 9549f28614bf1a8387000d8df57a713fcf69e198145John McCall void FormatDiagnostic(const char *DiagStr, const char *DiagEnd, 9559f28614bf1a8387000d8df57a713fcf69e198145John McCall llvm::SmallVectorImpl<char> &OutStr) const; 956a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor}; 957a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 958a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor/** 959d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * \brief Represents a diagnostic in a form that can be retained until its 960d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * corresponding source manager is destroyed. 961a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor */ 962a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorclass StoredDiagnostic { 963aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned ID; 964a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diagnostic::Level Level; 965a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FullSourceLoc Loc; 966a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor std::string Message; 9670a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner std::vector<CharSourceRange> Ranges; 968849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor std::vector<FixItHint> FixIts; 969a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 970a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorpublic: 971a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(); 972a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(Diagnostic::Level Level, const DiagnosticInfo &Info); 973aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor StoredDiagnostic(Diagnostic::Level Level, unsigned ID, 974aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor llvm::StringRef Message); 975a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ~StoredDiagnostic(); 976a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 977a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Evaluates true when this object stores a diagnostic. 978a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor operator bool() const { return Message.size() > 0; } 979a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 980aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned getID() const { return ID; } 981a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Diagnostic::Level getLevel() const { return Level; } 982a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const FullSourceLoc &getLocation() const { return Loc; } 983a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor llvm::StringRef getMessage() const { return Message; } 984c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 985c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setLocation(FullSourceLoc Loc) { this->Loc = Loc; } 986c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 9870a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner typedef std::vector<CharSourceRange>::const_iterator range_iterator; 988a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_begin() const { return Ranges.begin(); } 989a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_end() const { return Ranges.end(); } 990a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned range_size() const { return Ranges.size(); } 991a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 992849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor typedef std::vector<FixItHint>::const_iterator fixit_iterator; 993a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_begin() const { return FixIts.begin(); } 994a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_end() const { return FixIts.end(); } 995a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned fixit_size() const { return FixIts.size(); } 9965f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 9971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9985f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// DiagnosticClient - This is an abstract interface implemented by clients of 9995f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the front-end, which formats and prints fully processed diagnostics. 10005f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerclass DiagnosticClient { 1001ab41b97c3cddf1bcdd8bf82ab09ed3ceafcd05b1Argyrios Kyrtzidisprotected: 1002f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumWarnings; // Number of warnings reported 1003f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumErrors; // Number of errors reported 1004f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 10055f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 1006f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis DiagnosticClient() : NumWarnings(0), NumErrors(0) { } 1007f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 1008f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumErrors() const { return NumErrors; } 1009f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumWarnings() const { return NumWarnings; } 1010f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 10115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer virtual ~DiagnosticClient(); 10121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1013efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// BeginSourceFile - Callback to inform the diagnostic client that processing 1014efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file is beginning. 1015efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1016efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// Note that diagnostics may be emitted outside the processing of a source 1017efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// file, for example during the parsing of command line options. However, 1018efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// diagnostics with source range information are required to only be emitted 1019efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// in between BeginSourceFile() and EndSourceFile(). 1020efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1021efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg LO - The language options for the source file being processed. 1022efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg PP - The preprocessor object being used for the source; this optional 1023efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// and may not be present, for example when processing AST source files. 10247d90199f109290e9d587479a481a2850d390b552Daniel Dunbar virtual void BeginSourceFile(const LangOptions &LangOpts, 10257d90199f109290e9d587479a481a2850d390b552Daniel Dunbar const Preprocessor *PP = 0) {} 1026efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar 1027efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// EndSourceFile - Callback to inform the diagnostic client that processing 1028efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file has ended. The diagnostic client should assume that any 1029efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// objects made available via \see BeginSourceFile() are inaccessible. 1030efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar virtual void EndSourceFile() {} 10311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1032cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek /// IncludeInDiagnosticCounts - This method (whose default implementation 1033efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// returns true) indicates whether the diagnostics handled by this 1034efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// DiagnosticClient should be included in the number of diagnostics reported 1035efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// by Diagnostic. 1036cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek virtual bool IncludeInDiagnosticCounts() const; 10375f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10385f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// HandleDiagnostic - Handle this diagnostic, reporting it to the user or 10395f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// capturing it to a log as needed. 1040f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// 1041f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// Default implementation just keeps track of the total number of warnings 1042f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// and errors. 10430a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner virtual void HandleDiagnostic(Diagnostic::Level DiagLevel, 1044f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis const DiagnosticInfo &Info); 10455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 10465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 10485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 10495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1050