Diagnostic.h revision 06265bd82073c06294a02a0bd891951fafb484a5
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Diagnostic.h - C Language Family Diagnostic Handling ---*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the Diagnostic-related interfaces. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_DIAGNOSTIC_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_DIAGNOSTIC_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis#include "clang/Basic/DiagnosticIDs.h" 182eefd8657c233bc7c9330acfe475fc270bbe7cabTed Kremenek#include "clang/Basic/SourceLocation.h" 19f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor#include "llvm/ADT/ArrayRef.h" 200827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis#include "llvm/ADT/DenseMap.h" 2128019772db70d4547be05a042eb950bc910f134fDouglas Gregor#include "llvm/ADT/IntrusiveRefCntPtr.h" 22bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor#include "llvm/ADT/OwningPtr.h" 233f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor#include "llvm/Support/type_traits.h" 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis#include <vector> 260827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis#include <list> 27f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 2978ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie class DiagnosticConsumer; 3033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis class DiagnosticBuilder; 31d42ffbd22fc7eb61321f6a88173ee424991f01c6Ted Kremenek class IdentifierInfo; 3233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis class DeclContext; 3340469651a3f8379dc0f32df69e9bade06a2aad36Chris Lattner class LangOptions; 347d90199f109290e9d587479a481a2850d390b552Daniel Dunbar class Preprocessor; 359c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis class DiagnosticErrorTrap; 36e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis class StoredDiagnostic; 371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 384b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// \brief Annotates a diagnostic with some code that should be 394b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// inserted, removed, or replaced to fix the problem. 404b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// 414b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// This kind of hint should be used when we are certain that the 424b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// introduction, removal, or modification of a particular (small!) 434b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// amount of code will correct a compilation error. The compiler 444b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// should also provide full recovery from such errors, such that 45b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor/// suppressing the diagnostic output can still result in successful 464b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor/// compilation. 47849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregorclass FixItHint { 484b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorpublic: 49783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor /// \brief Code that should be replaced to correct the error. Empty for an 50783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor /// insertion hint. 510a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner CharSourceRange RemoveRange; 524b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 5330660a898545416f0fea2d717f16f75640001e38Ted Kremenek /// \brief Code in the specific range that should be inserted in the insertion 5430660a898545416f0fea2d717f16f75640001e38Ted Kremenek /// location. 5530660a898545416f0fea2d717f16f75640001e38Ted Kremenek CharSourceRange InsertFromRange; 5630660a898545416f0fea2d717f16f75640001e38Ted Kremenek 574b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief The actual code to insert at the insertion location, as a 584b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// string. 594b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor std::string CodeToInsert; 604b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 6130660a898545416f0fea2d717f16f75640001e38Ted Kremenek bool BeforePreviousInsertions; 6230660a898545416f0fea2d717f16f75640001e38Ted Kremenek 634b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Empty code modification hint, indicating that no code 644b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// modification is known. 6530660a898545416f0fea2d717f16f75640001e38Ted Kremenek FixItHint() : BeforePreviousInsertions(false) { } 664b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 672f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson bool isNull() const { 68783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor return !RemoveRange.isValid(); 692f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson } 702f019aadc96f8fa3185c684c7150bd596d045064Anders Carlsson 714b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that inserts the given 724b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// code string at a specific location. 73849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor static FixItHint CreateInsertion(SourceLocation InsertionLoc, 7430660a898545416f0fea2d717f16f75640001e38Ted Kremenek StringRef Code, 7530660a898545416f0fea2d717f16f75640001e38Ted Kremenek bool BeforePreviousInsertions = false) { 76849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 77783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor Hint.RemoveRange = 78783c56f47745f719590b17afd7ed937bf2407b53Douglas Gregor CharSourceRange(SourceRange(InsertionLoc, InsertionLoc), false); 79b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 8030660a898545416f0fea2d717f16f75640001e38Ted Kremenek Hint.BeforePreviousInsertions = BeforePreviousInsertions; 8130660a898545416f0fea2d717f16f75640001e38Ted Kremenek return Hint; 8230660a898545416f0fea2d717f16f75640001e38Ted Kremenek } 8330660a898545416f0fea2d717f16f75640001e38Ted Kremenek 8430660a898545416f0fea2d717f16f75640001e38Ted Kremenek /// \brief Create a code modification hint that inserts the given 8530660a898545416f0fea2d717f16f75640001e38Ted Kremenek /// code from \arg FromRange at a specific location. 8630660a898545416f0fea2d717f16f75640001e38Ted Kremenek static FixItHint CreateInsertionFromRange(SourceLocation InsertionLoc, 8730660a898545416f0fea2d717f16f75640001e38Ted Kremenek CharSourceRange FromRange, 8830660a898545416f0fea2d717f16f75640001e38Ted Kremenek bool BeforePreviousInsertions = false) { 8930660a898545416f0fea2d717f16f75640001e38Ted Kremenek FixItHint Hint; 9030660a898545416f0fea2d717f16f75640001e38Ted Kremenek Hint.RemoveRange = 9130660a898545416f0fea2d717f16f75640001e38Ted Kremenek CharSourceRange(SourceRange(InsertionLoc, InsertionLoc), false); 9230660a898545416f0fea2d717f16f75640001e38Ted Kremenek Hint.InsertFromRange = FromRange; 9330660a898545416f0fea2d717f16f75640001e38Ted Kremenek Hint.BeforePreviousInsertions = BeforePreviousInsertions; 94b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 95b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 964b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 974b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that removes the given 984b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range. 990a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateRemoval(CharSourceRange RemoveRange) { 100849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 101b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 102b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 103b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 1040a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateRemoval(SourceRange RemoveRange) { 1050a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return CreateRemoval(CharSourceRange::getTokenRange(RemoveRange)); 1060a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 1070a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 1084b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// \brief Create a code modification hint that replaces the given 1094b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor /// source range with the given code string. 1100a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateReplacement(CharSourceRange RemoveRange, 111686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Code) { 112849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixItHint Hint; 113b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.RemoveRange = RemoveRange; 114b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor Hint.CodeToInsert = Code; 115b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor return Hint; 116b2fb6de9070fea9abc56c8e8d5469066e964cefeDouglas Gregor } 1170a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 1180a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner static FixItHint CreateReplacement(SourceRange RemoveRange, 119686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Code) { 1200a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return CreateReplacement(CharSourceRange::getTokenRange(RemoveRange), Code); 1210a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner } 1224b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor}; 1234b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 124d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// DiagnosticsEngine - This concrete class is used by the front-end to report 1255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// problems and issues. It massages the diagnostics (e.g. handling things like 12678ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// "report warnings as errors" and passes them off to the DiagnosticConsumer 12778ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// for reporting to the user. DiagnosticsEngine is tied to one translation unit 12878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// and one SourceManager. 129c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmithclass DiagnosticsEngine : public RefCountedBase<DiagnosticsEngine> { 130182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattnerpublic: 131182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// Level - The level of the diagnostic, after it has been through mapping. 132182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner enum Level { 13333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Ignored = DiagnosticIDs::Ignored, 13433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Note = DiagnosticIDs::Note, 13533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Warning = DiagnosticIDs::Warning, 13633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Error = DiagnosticIDs::Error, 13733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Fatal = DiagnosticIDs::Fatal 138182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner }; 1391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 140b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// ExtensionHandling - How do we handle otherwise-unmapped extension? This 141b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// is controlled by -pedantic and -pedantic-errors. 142b54b276a920246c595a0498da281821eb9d22996Chris Lattner enum ExtensionHandling { 143b54b276a920246c595a0498da281821eb9d22996Chris Lattner Ext_Ignore, Ext_Warn, Ext_Error 144b54b276a920246c595a0498da281821eb9d22996Chris Lattner }; 1451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1463fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner enum ArgumentKind { 14747b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_std_string, // std::string 14847b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_c_string, // const char * 14947b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_sint, // int 15047b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_uint, // unsigned 15147b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_identifierinfo, // IdentifierInfo 15247b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_qualtype, // QualType 15347b9a1ca55e61e37f5a368740e29de190345acc6Douglas Gregor ak_declarationname, // DeclarationName 154dacd434c49658286c380c7b4c357d76d53cb4aa1Douglas Gregor ak_nameddecl, // NamedDecl * 1553f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_nestednamespec, // NestedNameSpecifier * 1563f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor ak_declcontext // DeclContext * 1573fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner }; 1585edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 1595edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// Specifies which overload candidates to display when overload resolution 1605edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// fails. 1615edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin enum OverloadsShown { 1625edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin Ovl_All, ///< Show all overloads. 1635edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin Ovl_Best ///< Show just the "best" overload candidates. 1645edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin }; 1655edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 166b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ArgumentValue - This typedef represents on argument value, which is a 167b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// union discriminated by ArgumentKind, with a value. 168b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner typedef std::pair<ArgumentKind, intptr_t> ArgumentValue; 169ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 1701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumpprivate: 17127ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner unsigned char AllExtensionsSilenced; // Used by __extension__ 172b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool IgnoreAllWarnings; // Ignore all warnings: -w 1731e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek bool WarningsAsErrors; // Treat warnings like errors. 1741e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek bool EnableAllWarnings; // Enable all warnings. 175e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner bool ErrorsAsFatal; // Treat errors like fatal errors. 176b54b276a920246c595a0498da281821eb9d22996Chris Lattner bool SuppressSystemWarnings; // Suppress warnings in system headers. 17781b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool SuppressAllDiagnostics; // Suppress all diagnostics. 1785edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin OverloadsShown ShowOverloads; // Which overload candidates to show. 179c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner unsigned ErrorLimit; // Cap of # errors emitted, 0 -> no limit. 180575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor unsigned TemplateBacktraceLimit; // Cap on depth of template backtrace stack, 181575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor // 0 -> no limit. 18208d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith unsigned ConstexprBacktraceLimit; // Cap on depth of constexpr evaluation 18308d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith // backtrace stack, 0 -> no limit. 184b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtensionHandling ExtBehavior; // Map extensions onto warnings or errors? 185c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmith IntrusiveRefCntPtr<DiagnosticIDs> Diags; 18678ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *Client; 18733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool OwnsDiagClient; 18833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager *SourceMgr; 1890827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 1900827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Mapping information for diagnostics. Mapping info is 191691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// packed into four bits per diagnostic. The low three bits are the mapping 192691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// (an instance of diag::Mapping), or zero if unset. The high bit is set 193691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// when the mapping was established as a user mapping. If the high bit is 194691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// clear, then the low bits are set to the default value, and should be 195691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped with -pedantic, -Werror, etc. 1960827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 1973efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// A new DiagState is created and kept around when diagnostic pragmas modify 1983efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// the state so that we know what is the diagnostic state at any given 1993efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis /// source location. 2000827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis class DiagState { 201b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar llvm::DenseMap<unsigned, DiagnosticMappingInfo> DiagMap; 2023c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 2033c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer public: 204ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar typedef llvm::DenseMap<unsigned, DiagnosticMappingInfo>::iterator 205b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar iterator; 206ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar typedef llvm::DenseMap<unsigned, DiagnosticMappingInfo>::const_iterator 207ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar const_iterator; 2083efd52cf8f4e57c5571bd8cc3168264c3bc46a1eArgyrios Kyrtzidis 209b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar void setMappingInfo(diag::kind Diag, DiagnosticMappingInfo Info) { 210b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar DiagMap[Diag] = Info; 211b1c99c679adb53be8f478d08be83af6c9c22ae4bDaniel Dunbar } 2123c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 213ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar DiagnosticMappingInfo &getOrAddMappingInfo(diag::kind Diag); 214ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar 215ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar const_iterator begin() const { return DiagMap.begin(); } 216ba494c64365d78b1cdb6baea4d1e79263389fda9Daniel Dunbar const_iterator end() const { return DiagMap.end(); } 2170827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis }; 2183c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer 2190827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Keeps and automatically disposes all DiagStates that we create. 2200827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis std::list<DiagState> DiagStates; 2210827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2220827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Represents a point in source where the diagnostic state was 2230827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// modified because of a pragma. 'Loc' can be null if the point represents 2240827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the diagnostic state modifications done through the command-line. 2250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis struct DiagStatePoint { 2260827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *State; 2270827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc Loc; 2280827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoint(DiagState *State, FullSourceLoc Loc) 2290827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis : State(State), Loc(Loc) { } 2300827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2310827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool operator<(const DiagStatePoint &RHS) const { 2320827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // If Loc is invalid it means it came from <command-line>, in which case 2330827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // we regard it as coming before any valid source location. 2340827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (RHS.Loc.isInvalid()) 2350827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return false; 2360827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (Loc.isInvalid()) 2370827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return true; 2380827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return Loc.isBeforeInTranslationUnitThan(RHS.Loc); 2393c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer } 2403c2d3016adec79c81c4efff64e208fd3ecdd92aeBenjamin Kramer }; 24104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 2420827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief A vector of all DiagStatePoints representing changes in diagnostic 2430827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// state due to diagnostic pragmas. The vector is always sorted according to 2440827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the SourceLocation of the DiagStatePoint. 2450827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis typedef std::vector<DiagStatePoint> DiagStatePointsTy; 2460827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis mutable DiagStatePointsTy DiagStatePoints; 2470827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2480827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Keeps the DiagState that was active during each diagnostic 'push' 2490827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// so we can get back at it when we 'pop'. 2500827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis std::vector<DiagState *> DiagStateOnPushStack; 2510827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2520827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *GetCurDiagState() const { 2530827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(!DiagStatePoints.empty()); 2540827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return DiagStatePoints.back().State; 2550827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2560827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2570827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void PushDiagStatePoint(DiagState *State, SourceLocation L) { 2580827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc Loc(L, *SourceMgr); 2590827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Make sure that DiagStatePoints is always sorted according to Loc. 2600827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert((Loc.isValid() || DiagStatePoints.empty()) && 2610827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Adding invalid loc point after another point"); 2620827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert((Loc.isInvalid() || DiagStatePoints.empty() || 2630827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.back().Loc.isInvalid() || 2640827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.back().Loc.isBeforeInTranslationUnitThan(Loc)) && 2650827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Previous point loc comes after or is the same as new one"); 2660827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.push_back(DiagStatePoint(State, 2670827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc(Loc, *SourceMgr))); 2680827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2690827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2700827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief Finds the DiagStatePoint that contains the diagnostic state of 2710827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// the given source location. 2720827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePointsTy::iterator GetDiagStatePointForLoc(SourceLocation Loc) const; 27304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 27415221422eda7bac679e38b07512feda49715ef66Chris Lattner /// ErrorOccurred / FatalErrorOccurred - This is set to true when an error or 27515221422eda7bac679e38b07512feda49715ef66Chris Lattner /// fatal error is emitted, and is sticky. 2765f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool ErrorOccurred; 27715221422eda7bac679e38b07512feda49715ef66Chris Lattner bool FatalErrorOccurred; 2781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 27985bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor /// \brief Indicates that an unrecoverable error has occurred. 28085bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor bool UnrecoverableErrorOccurred; 28185bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 282c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis /// \brief Counts for DiagnosticErrorTrap to check whether an error occurred 283add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// during a parsing section, e.g. during parsing a function. 284c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned TrapNumErrorsOccurred; 285c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned TrapNumUnrecoverableErrorsOccurred; 286add80bb3957dba1d9389304453c0a4c975768bd7John McCall 287f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// LastDiagLevel - This is the level of the last diagnostic emitted. This is 288f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// used to emit continuation diagnostics with the same level as the 289f5d2328fc849288c3a62e43d065685f516d57091Chris Lattner /// diagnostic that they follow. 29033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis DiagnosticIDs::Level LastDiagLevel; 2915f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 29253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumWarnings; // Number of warnings reported 29353eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned NumErrors; // Number of errors reported 2941864f2eb59471d07db51adfc3e5b1a229eed631aDouglas Gregor unsigned NumErrorsSuppressed; // Number of errors suppressed 2957bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 2963fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ArgToStringFn - A function pointer that converts an opaque diagnostic 2973fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// argument to a strings. This takes the modifiers and argument that was 2983fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// present in the diagnostic. 299b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 300b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// The PrevArgs array (whose length is NumPrevArgs) indicates the previous 301b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// arguments formatted for this diagnostic. Implementations of this function 302b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// can use this information to avoid redundancy across arguments. 303b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// 30422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// This is a hack to avoid a layering violation between libbasic and libsema. 3050673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth typedef void (*ArgToStringFnTy)( 3060673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth ArgumentKind Kind, intptr_t Val, 3070673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth const char *Modifier, unsigned ModifierLen, 3080673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth const char *Argument, unsigned ArgumentLen, 3090673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth const ArgumentValue *PrevArgs, 3100673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth unsigned NumPrevArgs, 311686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &Output, 3120673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth void *Cookie, 313341785ec52f87c0803ba52dc88faac4e136f8593Bill Wendling ArrayRef<intptr_t> QualTypeVals); 31492dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void *ArgToStringCookie; 3153fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFnTy ArgToStringFn; 31693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 31793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief ID of the "delayed" diagnostic, which is a (typically 31893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// fatal) diagnostic that had to be delayed because it was found 31993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// while emitting another diagnostic. 32093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor unsigned DelayedDiagID; 32193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 32293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief First string argument for the delayed diagnostic. 32393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg1; 32493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 32593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Second string argument for the delayed diagnostic. 32693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor std::string DelayedDiagArg2; 32793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 3285f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 329d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticsEngine( 330c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmith const IntrusiveRefCntPtr<DiagnosticIDs> &Diags, 33178ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *client = 0, 33233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ShouldOwnClient = true); 333d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie ~DiagnosticsEngine(); 3341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 335c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmith const IntrusiveRefCntPtr<DiagnosticIDs> &getDiagnosticIDs() const { 33633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags; 33733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 33833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 33978ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *getClient() { return Client; } 34078ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie const DiagnosticConsumer *getClient() const { return Client; } 3411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 342d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// \brief Determine whether this \c DiagnosticsEngine object own its client. 34378243658c533168d51fd076fba328437932ba6f1Douglas Gregor bool ownsClient() const { return OwnsDiagClient; } 34478243658c533168d51fd076fba328437932ba6f1Douglas Gregor 345bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Return the current diagnostic client along with ownership of that 346bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// client. 34778ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *takeClient() { 34833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis OwnsDiagClient = false; 34933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Client; 35033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 35133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 35233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return SourceMgr != 0; } 35333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { 35433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis assert(SourceMgr && "SourceManager not set!"); 35533e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return *SourceMgr; 35633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 35733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis void setSourceManager(SourceManager *SrcMgr) { SourceMgr = SrcMgr; } 35833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis 35933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis //===--------------------------------------------------------------------===// 360d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie // DiagnosticsEngine characterization methods, used by a client to customize 361d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie // how diagnostics are emitted. 36233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis // 36304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 3641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// pushMappings - Copies the current DiagMappings and pushes the new copy 36504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// onto the top of the stack. 3660827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void pushMappings(SourceLocation Loc); 36704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 36804ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// popMappings - Pops the current DiagMappings off the top of the stack 36904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// causing the new top of the stack to be the active mappings. Returns 37004ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// true if the pop happens, false if there is only one DiagMapping on the 37104ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner /// stack. 3720827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis bool popMappings(SourceLocation Loc); 37304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 374bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// \brief Set the diagnostic client associated with this diagnostic object. 375bdbb004f38978da0c4a75af3294d1c7b5ff84af1Douglas Gregor /// 37633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// \param ShouldOwnClient true if the diagnostic object should take 37733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis /// ownership of \c client. 37878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie void setClient(DiagnosticConsumer *client, bool ShouldOwnClient = true); 3795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 380c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner /// setErrorLimit - Specify a limit for the number of errors we should 381b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner /// emit before giving up. Zero disables the limit. 382c100214fdc41a7ea215f75d433eb1cb829fd4330Chris Lattner void setErrorLimit(unsigned Limit) { ErrorLimit = Limit; } 383b205ac9fcd22b87b41697172d1983c5ae9dabaafChris Lattner 384575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Specify the maximum number of template instantiation 385575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// notes to emit along with a given diagnostic. 386575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor void setTemplateBacktraceLimit(unsigned Limit) { 387575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor TemplateBacktraceLimit = Limit; 388575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 38908d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 390575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor /// \brief Retrieve the maximum number of template instantiation 39108d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// notes to emit along with a given diagnostic. 392575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor unsigned getTemplateBacktraceLimit() const { 393575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor return TemplateBacktraceLimit; 394575cf3791216c33770ba950430493cdd43099f8fDouglas Gregor } 39508d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 39608d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// \brief Specify the maximum number of constexpr evaluation 39708d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// notes to emit along with a given diagnostic. 39808d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith void setConstexprBacktraceLimit(unsigned Limit) { 39908d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith ConstexprBacktraceLimit = Limit; 40008d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith } 40108d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 40208d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// \brief Retrieve the maximum number of constexpr evaluation 40308d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith /// notes to emit along with a given diagnostic. 40408d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith unsigned getConstexprBacktraceLimit() const { 40508d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith return ConstexprBacktraceLimit; 40608d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith } 40708d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith 4085b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// setIgnoreAllWarnings - When set to true, any unmapped warnings are 4095b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner /// ignored. If this and WarningsAsErrors are both set, then this one wins. 4105b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner void setIgnoreAllWarnings(bool Val) { IgnoreAllWarnings = Val; } 4115b4681c8ef65808ec4d72ab6081efd24d53d4969Chris Lattner bool getIgnoreAllWarnings() const { return IgnoreAllWarnings; } 4121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4131e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek /// setEnableAllWarnings - When set to true, any unmapped ignored warnings 4141e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek /// are no longer ignored. If this and IgnoreAllWarnings are both set, 4151e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek /// then that one wins. 4161e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek void setEnableAllWarnings(bool Val) { EnableAllWarnings = Val; } 4171e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek bool getEnableAllWarnngs() const { return EnableAllWarnings; } 4181e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek 4195f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// setWarningsAsErrors - When set to true, any warnings reported are issued 4205f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// as errors. 4215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer void setWarningsAsErrors(bool Val) { WarningsAsErrors = Val; } 4225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool getWarningsAsErrors() const { return WarningsAsErrors; } 4231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 424e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// setErrorsAsFatal - When set to true, any error reported is made a 425e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner /// fatal error. 426e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner void setErrorsAsFatal(bool Val) { ErrorsAsFatal = Val; } 427e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner bool getErrorsAsFatal() const { return ErrorsAsFatal; } 428e663c720063fc9ff9f75bcbe38cd070c73c78b0eChris Lattner 4292fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// setSuppressSystemWarnings - When set to true mask warnings that 4302fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar /// come from system headers. 4312fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar void setSuppressSystemWarnings(bool Val) { SuppressSystemWarnings = Val; } 4322fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar bool getSuppressSystemWarnings() const { return SuppressSystemWarnings; } 4332fe0997427d92388e66e7573f4b043e7ba285ef0Daniel Dunbar 43481b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// \brief Suppress all diagnostics, to silence the front end when we 43581b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// know that we don't want any more diagnostics to be passed along to the 43681b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor /// client 43781b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor void setSuppressAllDiagnostics(bool Val = true) { 43881b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor SuppressAllDiagnostics = Val; 43981b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor } 44081b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor bool getSuppressAllDiagnostics() const { return SuppressAllDiagnostics; } 44181b747b7fcc91c2fba9a3183d8fac80adbfc1d3eDouglas Gregor 4425edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// \brief Specify which overload candidates to show when overload resolution 4435edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin /// fails. By default, we show all candidates. 4445edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin void setShowOverloads(OverloadsShown Val) { 4455edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin ShowOverloads = Val; 4465edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin } 4475edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin OverloadsShown getShowOverloads() const { return ShowOverloads; } 4485edbdcc62098e305cd55654814dcf783a3f3c477Jeffrey Yasskin 4490b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// \brief Pretend that the last diagnostic issued was ignored. This can 4500b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor /// be used by clients who suppress diagnostics themselves. 4510b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor void setLastDiagnosticIgnored() { 45233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis LastDiagLevel = DiagnosticIDs::Ignored; 4530b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor } 4540b60d9e0097e2d6a1a5e62396967e207c4a772f2Douglas Gregor 455b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// setExtensionHandlingBehavior - This controls whether otherwise-unmapped 456b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// extension diagnostics are mapped onto ignore/warning/error. This 457b54b276a920246c595a0498da281821eb9d22996Chris Lattner /// corresponds to the GCC -pedantic and -pedantic-errors option. 458b54b276a920246c595a0498da281821eb9d22996Chris Lattner void setExtensionHandlingBehavior(ExtensionHandling H) { 459b54b276a920246c595a0498da281821eb9d22996Chris Lattner ExtBehavior = H; 460b54b276a920246c595a0498da281821eb9d22996Chris Lattner } 461c1b5fa41f09512c74030b9a2a0d1564535e22a76Peter Collingbourne ExtensionHandling getExtensionHandlingBehavior() const { return ExtBehavior; } 4621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 46327ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// AllExtensionsSilenced - This is a counter bumped when an __extension__ 46427ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// block is encountered. When non-zero, all extension diagnostics are 46527ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner /// entirely silenced, no matter how they are mapped. 46627ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void IncrementAllExtensionsSilenced() { ++AllExtensionsSilenced; } 46727ceb9d77d929f02a8a811d189a96885629c7c0cChris Lattner void DecrementAllExtensionsSilenced() { --AllExtensionsSilenced; } 46891a2886d558ea6ca7a0bed73ab5acea5ae78eac2Douglas Gregor bool hasAllExtensionsSilenced() { return AllExtensionsSilenced != 0; } 4691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4700827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \brief This allows the client to specify that certain 471691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// warnings are ignored. Notes can never be mapped, errors can only be 472691f1ae7164ba78c3dd7ac20c487399935b9544bChris Lattner /// mapped to fatal, and WARNINGs and EXTENSIONs can be mapped arbitrarily. 4730827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4740827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location that this change of diagnostic state should 4750827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the latest state. 4760827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis void setDiagnosticMapping(diag::kind Diag, diag::Mapping Map, 4770827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis SourceLocation Loc); 4781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 4793bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// setDiagnosticGroupMapping - Change an entire diagnostic group (e.g. 4803bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// "unknown-pragmas" to have the specified mapping. This returns true and 4813bc172bc6a787842db6fea351cf6929539fca70dChris Lattner /// ignores the request if "Group" was unknown, false otherwise. 4820827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 4830827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 'Loc' is the source location that this change of diagnostic state should 4840827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// take affect. It can be null if we are setting the state from command-line. 485686775deca8b8685eb90801495880e3abdd844c2Chris Lattner bool setDiagnosticGroupMapping(StringRef Group, diag::Mapping Map, 4863f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar SourceLocation Loc = SourceLocation()); 4875f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 4883f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// \brief Set the warning-as-error flag for the given diagnostic. This 4893f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// function always only operates on the current diagnostic state. 4903f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier void setDiagnosticWarningAsError(diag::kind Diag, bool Enabled); 4913f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier 492aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// \brief Set the warning-as-error flag for the given diagnostic group. This 493aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// function always only operates on the current diagnostic state. 4944aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// 4954aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// \returns True if the given group is unknown, false otherwise. 4964aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool setDiagnosticGroupWarningAsError(StringRef Group, bool Enabled); 4974aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 4983f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// \brief Set the error-as-fatal flag for the given diagnostic. This function 4993f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier /// always only operates on the current diagnostic state. 5003f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier void setDiagnosticErrorAsFatal(diag::kind Diag, bool Enabled); 5013f22509ebf91aa96658ca6e5c5c0b926d8d62e34Chad Rosier 502aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// \brief Set the error-as-fatal flag for the given diagnostic group. This 503aeacae523a1c6e5bb99d12754415bbbc3ccb86c9Daniel Dunbar /// function always only operates on the current diagnostic state. 5044aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// 5054aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar /// \returns True if the given group is unknown, false otherwise. 5064aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool setDiagnosticGroupErrorAsFatal(StringRef Group, bool Enabled); 5074aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 50811583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis /// \brief Add the specified mapping to all diagnostics. Mainly to be used 50911583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis /// by -Wno-everything to disable all warnings but allow subsequent -W options 51011583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis /// to enable specific warnings. 51182e6411d004064a29f03a3ea8b8919f297bfa843Argyrios Kyrtzidis void setMappingToAllDiagnostics(diag::Mapping Map, 51211583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis SourceLocation Loc = SourceLocation()); 51311583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis 5145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer bool hasErrorOccurred() const { return ErrorOccurred; } 51515221422eda7bac679e38b07512feda49715ef66Chris Lattner bool hasFatalErrorOccurred() const { return FatalErrorOccurred; } 51685bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 51785bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor /// \brief Determine whether any kind of unrecoverable error has occurred. 51885bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor bool hasUnrecoverableErrorOccurred() const { 51985bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor return FatalErrorOccurred || UnrecoverableErrorOccurred; 52085bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor } 52185bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 52253eee7ba970d21ff15bbd4334164037a3b4cc4b8Chris Lattner unsigned getNumWarnings() const { return NumWarnings; } 5231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 524c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setNumWarnings(unsigned NumWarnings) { 525c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor this->NumWarnings = NumWarnings; 526c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor } 527c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 528182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// getCustomDiagID - Return an ID for a diagnostic with the specified message 529182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// and level. If this is the first request for this diagnosic, it is 530182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner /// registered and created, otherwise the existing ID is returned. 531686775deca8b8685eb90801495880e3abdd844c2Chris Lattner unsigned getCustomDiagID(Level L, StringRef Message) { 53233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->getCustomDiagID((DiagnosticIDs::Level)L, Message); 53333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 5341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5353fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// ConvertArgToString - This method converts a diagnostic argument (as an 5363fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner /// intptr_t) into the string that represents it. 5373fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner void ConvertArgToString(ArgumentKind Kind, intptr_t Val, 5383fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Modifier, unsigned ModLen, 5393fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner const char *Argument, unsigned ArgLen, 540b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner const ArgumentValue *PrevArgs, unsigned NumPrevArgs, 541686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &Output, 542686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<intptr_t> &QualTypeVals) const { 543b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner ArgToStringFn(Kind, Val, Modifier, ModLen, Argument, ArgLen, 5440673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth PrevArgs, NumPrevArgs, Output, ArgToStringCookie, 5450673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth QualTypeVals); 54622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 5471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 54892dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner void SetArgToStringFn(ArgToStringFnTy Fn, void *Cookie) { 5493fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = Fn; 55092dd386e3f05d176b45a638199d51f536bd9d1c4Chris Lattner ArgToStringCookie = Cookie; 55122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 5521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 553abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// \brief Reset the state of the diagnostic object to its initial 554abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor /// configuration. 555abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor void Reset(); 556abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 5575f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer //===--------------------------------------------------------------------===// 558d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie // DiagnosticsEngine classification and reporting interfaces. 5595f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer // 5605f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 561d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// \brief Based on the way the client configured the DiagnosticsEngine 5625f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// object, classify the specified diagnostic ID into a Level, consumable by 56378ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// the DiagnosticConsumer. 5640827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// 5650827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// \param Loc The source location we are interested in finding out the 5660827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis /// diagnostic state. Can be null in order to query the latest state. 5671656aaec223949245fdbebf306b719cba0b687caDaniel Dunbar Level getDiagnosticLevel(unsigned DiagID, SourceLocation Loc) const { 5681656aaec223949245fdbebf306b719cba0b687caDaniel Dunbar return (Level)Diags->getDiagnosticLevel(DiagID, Loc, *this); 56933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 5701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 571509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// Report - Issue the message to the client. @c DiagID is a member of the 572509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c diag::kind enum. This actually returns aninstance of DiagnosticBuilder 573509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which emits the diagnostics (through @c ProcessDiag) when it is destroyed. 574509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// @c Pos represents the source location associated with the diagnostic, 575509355e982d15da4f8f3939493516379665f6275Ted Kremenek /// which can be an invalid location if no position information is available. 57633e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis inline DiagnosticBuilder Report(SourceLocation Pos, unsigned DiagID); 5770f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar inline DiagnosticBuilder Report(unsigned DiagID); 578de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor 579e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis void Report(const StoredDiagnostic &storedDiag); 580e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 58193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Determine whethere there is already a diagnostic in flight. 5825800f7ea9cf5621280089d690f677bd28064d6b5Ted Kremenek bool isDiagnosticInFlight() const { return CurDiagID != ~0U; } 58393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 58493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Set the "delayed" diagnostic that will be emitted once 58593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// the current diagnostic completes. 58693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 58793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// If a diagnostic is already in-flight but the front end must 58893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// report a problem (e.g., with an inconsistent file system 58993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// state), this routine sets a "delayed" diagnostic that will be 59093ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// emitted after the current diagnostic completes. This should 59193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// only be used for fatal errors detected at inconvenient 59293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// times. If emitting a delayed diagnostic causes a second delayed 59393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic to be introduced, that second delayed diagnostic 59493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// will be ignored. 59593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 59693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param DiagID The ID of the diagnostic being delayed. 59793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 59893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg1 A string argument that will be provided to the 59993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 600d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// DiagnosticsEngine object itself. 60193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// 60293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \param Arg2 A string argument that will be provided to the 60393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// diagnostic. A copy of this string will be stored in the 604d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie /// DiagnosticsEngine object itself. 605686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void SetDelayedDiagnostic(unsigned DiagID, StringRef Arg1 = "", 606686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Arg2 = ""); 60793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 608de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor /// \brief Clear out the current diagnostic. 609de4bf6a63219c5b9d3bce1fed3dfe075568098a0Douglas Gregor void Clear() { CurDiagID = ~0U; } 6101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6110a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattnerprivate: 61293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor /// \brief Report the delayed diagnostic. 61393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor void ReportDelayed(); 61493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 6153cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // This is private state used by DiagnosticBuilder. We put it here instead of 6163cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner // in DiagnosticBuilder in order to keep DiagnosticBuilder a small lightweight 6170a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // object. This implementation choice means that we can only have one 6180a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic "in flight" at a time, but this seems to be a reasonable 6190a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // tradeoff to keep these objects small. Assertions verify that only one 6200a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner // diagnostic is in flight at a time. 62133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis friend class DiagnosticIDs; 6223cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner friend class DiagnosticBuilder; 62340847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie friend class Diagnostic; 6249b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 6259c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis friend class DiagnosticErrorTrap; 6269b623639378d53a675921ddfa7316034d571881eDouglas Gregor 627b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagLoc - This is the location of the current diagnostic that is in 628b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// flight. 62933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceLocation CurDiagLoc; 6301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 631b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner /// CurDiagID - This is the ID of the current diagnostic that is in flight. 6323cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// This is set to ~0U when there is no diagnostic in flight. 633b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned CurDiagID; 634b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner 63573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner enum { 63673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// MaxArguments - The maximum number of arguments we can hold. We currently 63773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// only support up to 10 arguments (%0-%9). A single diagnostic with more 63873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// than that almost certainly has to be simplified anyway. 639981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar MaxArguments = 10, 640981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar 641981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// MaxRanges - The maximum number of ranges we can hold. 642981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar MaxRanges = 10, 643981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar 644981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// MaxFixItHints - The maximum number of ranges we can hold. 645981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar MaxFixItHints = 10 64673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner }; 6471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6483cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// NumDiagArgs - This contains the number of entries in Arguments. 649730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner signed char NumDiagArgs; 650981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// NumDiagRanges - This is the number of ranges in the DiagRanges array. 651730e0fdbbf9b315ef834074054ac55af3a4fcc0cChris Lattner unsigned char NumDiagRanges; 652981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// NumDiagFixItHints - This is the number of hints in the DiagFixItHints 653981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// array. 654981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar unsigned char NumDiagFixItHints; 655ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 65673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsKind - This is an array of ArgumentKind::ArgumentKind enum 65773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// values, with one for each argument. This specifies whether the argument 65873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is in DiagArgumentsStr or in DiagArguments. 65973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner unsigned char DiagArgumentsKind[MaxArguments]; 6601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 66173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsStr - This holds the values of each string argument for the 66273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// current diagnostic. This value is only used when the corresponding 66373d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// ArgumentKind is ak_std_string. 66473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner std::string DiagArgumentsStr[MaxArguments]; 66573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner 66673d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// DiagArgumentsVal - The values for the various substitution positions. This 66773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// is used when the argument is not an std::string. The specific value is 668fc8f0e14ad142ed811e90fbd9a30e419e301c717Chris Lattner /// mangled into an intptr_t and the interpretation depends on exactly what 66973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// sort of argument kind it is. 67073d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner intptr_t DiagArgumentsVal[MaxArguments]; 6711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 672981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// DiagRanges - The list of ranges added to this diagnostic. 673981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar CharSourceRange DiagRanges[MaxRanges]; 6741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 675981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// FixItHints - If valid, provides a hint with some code to insert, remove, 676981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar /// or modify at a particular position. 677981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar FixItHint DiagFixItHints[MaxFixItHints]; 6784b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 67987429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis DiagnosticMappingInfo makeMappingInfo(diag::Mapping Map, SourceLocation L) { 68087429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis bool isPragma = L.isValid(); 68187429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis DiagnosticMappingInfo MappingInfo = DiagnosticMappingInfo::Make( 68287429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis Map, /*IsUser=*/true, isPragma); 68387429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 68487429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis // If this is a pragma mapping, then set the diagnostic mapping flags so 68587429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis // that we override command line options. 68687429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis if (isPragma) { 68787429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis MappingInfo.setNoWarningAsError(true); 68887429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis MappingInfo.setNoErrorAsFatal(true); 68987429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis } 69087429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 69187429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis return MappingInfo; 69287429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis } 69387429a05ff66fe6460eaa4855fd0da574e26bf7bArgyrios Kyrtzidis 6940a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// ProcessDiag - This is the method used to report a diagnostic that is 6950a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// finally fully formed. 6965e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 6975e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if the diagnostic was emitted, false if it was 6985e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppressed. 69933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool ProcessDiag() { 70033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Diags->ProcessDiag(*this); 70133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis } 702f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis 703f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTReader; 704f41d3be39980d40849850d3fb90403623cc8459eArgyrios Kyrtzidis friend class ASTWriter; 7053cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 7063cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7079c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// \brief RAII class that determines when any errors have occurred 7089c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// between the time the instance was created and the time it was 7099c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis/// queried. 7109c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidisclass DiagnosticErrorTrap { 711d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine &Diag; 712c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned NumErrors; 713c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis unsigned NumUnrecoverableErrors; 7149c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 7159c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidispublic: 716d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticErrorTrap(DiagnosticsEngine &Diag) 717add80bb3957dba1d9389304453c0a4c975768bd7John McCall : Diag(Diag) { reset(); } 7189c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 7199c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// \brief Determine whether any errors have occurred since this 7209c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis /// object instance was created. 7219c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis bool hasErrorOccurred() const { 722c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis return Diag.TrapNumErrorsOccurred > NumErrors; 723add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 724add80bb3957dba1d9389304453c0a4c975768bd7John McCall 725add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// \brief Determine whether any unrecoverable errors have occurred since this 726add80bb3957dba1d9389304453c0a4c975768bd7John McCall /// object instance was created. 727add80bb3957dba1d9389304453c0a4c975768bd7John McCall bool hasUnrecoverableErrorOccurred() const { 728c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis return Diag.TrapNumUnrecoverableErrorsOccurred > NumUnrecoverableErrors; 7299c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis } 7309c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 7319c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis // Set to initial state of "no errors occurred". 732add80bb3957dba1d9389304453c0a4c975768bd7John McCall void reset() { 733c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis NumErrors = Diag.TrapNumErrorsOccurred; 734c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis NumUnrecoverableErrors = Diag.TrapNumUnrecoverableErrorsOccurred; 735add80bb3957dba1d9389304453c0a4c975768bd7John McCall } 7369c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis}; 7379c4eb1f3438370355f51dc8c62f2ca4803e3338dArgyrios Kyrtzidis 7383cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 7393cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner// DiagnosticBuilder 7403cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 7413cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 7423cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// DiagnosticBuilder - This is a little helper class used to produce 743d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// diagnostics. This is constructed by the DiagnosticsEngine::Report method, 744d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// and allows insertion of extra information (arguments and source ranges) into 745d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// the currently "in flight" diagnostic. When the temporary for the builder is 7463cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// destroyed, the diagnostic is issued. 7473cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// 7483cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Note that many of these will be created as temporary objects (many call 7493cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// sites), so we want them to be small and we never want their address taken. 7503cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// This ensures that compilers with somewhat reasonable optimizers will promote 7513cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// the common fields to registers, eliminating increments of the NumArgs field, 7523cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// for example. 7533cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerclass DiagnosticBuilder { 754d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie mutable DiagnosticsEngine *DiagObj; 755981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar mutable unsigned NumArgs, NumRanges, NumFixits; 7561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7573cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner void operator=(const DiagnosticBuilder&); // DO NOT IMPLEMENT 758d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie friend class DiagnosticsEngine; 759d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie explicit DiagnosticBuilder(DiagnosticsEngine *diagObj) 760981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar : DiagObj(diagObj), NumArgs(0), NumRanges(0), NumFixits(0) { 761981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar assert(diagObj && "DiagnosticBuilder requires a valid DiagnosticsEngine!"); 762cbf46a0b2bb2b47d6e13437e0d52cc583c5ce539Argyrios Kyrtzidis } 763ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 7649b623639378d53a675921ddfa7316034d571881eDouglas Gregor friend class PartialDiagnostic; 765b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor 766b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregorprotected: 767b535041ee33c5eff255832bc5541c8d52aae8254Douglas Gregor void FlushCounts(); 76806265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar 76906265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar /// isActive - Determine whether this diagnostic is still active. 77006265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar bool isActive() const { return DiagObj != 0; } 77106265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar 77206265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar /// \brief Retrieve the active diagnostic ID. 77306265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar /// 77406265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar /// \pre \c isActive() 77506265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar unsigned getDiagID() const { 77606265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar assert(isActive() && "DiagnosticsEngine is inactive"); 77706265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar return DiagObj->CurDiagID; 77806265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar } 77906265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar 78006265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar /// \brief Retrieve the active diagnostic's location. 78106265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar /// 78206265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar /// \pre \c isActive() 78306265bd82073c06294a02a0bd891951fafb484a5Daniel Dunbar SourceLocation getLocation() const { return DiagObj->CurDiagLoc; } 7849b623639378d53a675921ddfa7316034d571881eDouglas Gregor 7851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stumppublic: 7860a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// Copy constructor. When copied, this "takes" the diagnostic info from the 7870a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// input and neuters it. 7883cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DiagnosticBuilder(const DiagnosticBuilder &D) { 7890a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner DiagObj = D.DiagObj; 7900a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner D.DiagObj = 0; 79125a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumArgs = D.NumArgs; 79225a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor NumRanges = D.NumRanges; 793981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar NumFixits = D.NumFixits; 7940a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 79525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 7965e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Simple enumeration value used to give a name to the 7975e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// suppress-diagnostic constructor. 7985e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor enum SuppressKind { Suppress }; 7995e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 8005e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \brief Create an empty DiagnosticBuilder object that represents 8015e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// no actual diagnostic. 8021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit DiagnosticBuilder(SuppressKind) 803981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar : DiagObj(0), NumArgs(0), NumRanges(0), NumFixits(0) { } 8045e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor 80525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// \brief Force the diagnostic builder to emit the diagnostic now. 80625a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// 80725a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Once this function has been called, the DiagnosticBuilder object 80825a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// should not be used again before it is destroyed. 8095e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// 8105e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// \returns true if a diagnostic was emitted, false if the 8115e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor /// diagnostic was suppressed. 81293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor bool Emit(); 81325a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor 81425a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// Destructor - The dtor emits the diagnostic if it hasn't already 81525a88bbf042317976f0d9cbfa87dfe89426e8393Douglas Gregor /// been emitted. 81653c83b32550b3f29db2419160fa2e3684e420556Daniel Dunbar ~DiagnosticBuilder() { 81753c83b32550b3f29db2419160fa2e3684e420556Daniel Dunbar if (DiagObj) 81853c83b32550b3f29db2419160fa2e3684e420556Daniel Dunbar Emit(); 81953c83b32550b3f29db2419160fa2e3684e420556Daniel Dunbar } 8209b623639378d53a675921ddfa7316034d571881eDouglas Gregor 8219b623639378d53a675921ddfa7316034d571881eDouglas Gregor /// \brief Clear out the current diagnostic. 8229b623639378d53a675921ddfa7316034d571881eDouglas Gregor void Clear() { DiagObj = 0; } 8239b623639378d53a675921ddfa7316034d571881eDouglas Gregor 8243cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// Operator bool: conversion of DiagnosticBuilder to bool always returns 8253cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// true. This allows is to be used in boolean error contexts like: 8263cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner /// return Diag(...); 8273cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner operator bool() const { return true; } 8283cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 829686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void AddString(StringRef S) const { 830d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(NumArgs < DiagnosticsEngine::MaxArguments && 8313cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 8325e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 833d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagObj->DiagArgumentsKind[NumArgs] = DiagnosticsEngine::ak_std_string; 8345e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsStr[NumArgs++] = S; 8355e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 8363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner } 8371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 838d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie void AddTaggedVal(intptr_t V, DiagnosticsEngine::ArgumentKind Kind) const { 839d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(NumArgs < DiagnosticsEngine::MaxArguments && 8403cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 8415e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) { 8425e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsKind[NumArgs] = Kind; 8435e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor DiagObj->DiagArgumentsVal[NumArgs++] = V; 8445e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor } 8450a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 8461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8470a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner void AddSourceRange(const CharSourceRange &R) const { 848981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar assert(NumRanges < DiagnosticsEngine::MaxRanges && 8493cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "Too many arguments to diagnostic!"); 8505e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 85151c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor DiagObj->DiagRanges[NumRanges++] = R; 8521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump } 8534b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 854849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor void AddFixItHint(const FixItHint &Hint) const { 855981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar assert(NumFixits < DiagnosticsEngine::MaxFixItHints && 856981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar "Too many arguments to diagnostic!"); 8575e9f35c7cb61aea46f56d46c77cbcf47c0cf28baDouglas Gregor if (DiagObj) 858981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar DiagObj->DiagFixItHints[NumFixits++] = Hint; 8594b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 8603cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner}; 8613cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8623cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 863686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef S) { 8643cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddString(S); 8653cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8663cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8673cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8683cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8693cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const char *Str) { 8703cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(Str), 871d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_c_string); 8723cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8733cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8743cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8753cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, int I) { 876d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint); 8773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8783cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8793cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8803bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidisinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB,bool I) { 881d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_sint); 8823bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis return DB; 8833bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis} 8843bf4a79712fb30dc27692ef2d4214ee7fa6681beArgyrios Kyrtzidis 8853cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8863cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner unsigned I) { 887d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DB.AddTaggedVal(I, DiagnosticsEngine::ak_uint); 8883cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8893cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8903cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 8913cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 8923cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const IdentifierInfo *II) { 8933cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner DB.AddTaggedVal(reinterpret_cast<intptr_t>(II), 894d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_identifierinfo); 8953cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 8963cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 8971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8983f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// Adds a DeclContext to the diagnostic. The enable_if template magic is here 8993f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// so that we only match those arguments that are (statically) DeclContexts; 9003f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// other arguments that derive from DeclContext (e.g., RecordDecls) will not 9013f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor// match. 9023f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortemplate<typename T> 9033f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregorinline 9043f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregortypename llvm::enable_if<llvm::is_same<T, DeclContext>, 9053f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor const DiagnosticBuilder &>::type 9063f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregoroperator<<(const DiagnosticBuilder &DB, T *DC) { 9073f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor DB.AddTaggedVal(reinterpret_cast<intptr_t>(DC), 908d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ak_declcontext); 9093f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor return DB; 9103f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor} 9113f09327b26033d0a9676d52d80cf92c48f581affDouglas Gregor 9123cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 9133cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner const SourceRange &R) { 9140a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(CharSourceRange::getTokenRange(R)); 9153cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DB; 9163cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 9174b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 9184b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregorinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 9190a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &R) { 9200a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner DB.AddSourceRange(R); 9210a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner return DB; 9220a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner} 9230a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner 9240a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattnerinline const DiagnosticBuilder &operator<<(const DiagnosticBuilder &DB, 925849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &Hint) { 926849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor DB.AddFixItHint(Hint); 9274b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor return DB; 9284b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor} 929ee1828a6b5ae1bc4ea300e48f3840ac1ec5be295Douglas Gregor 9303cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// Report - Issue the message to the client. DiagID is a member of the 9313cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// diag::kind enum. This actually returns a new instance of DiagnosticBuilder 9323cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner/// which emits the diagnostics (through ProcessDiag) when it is destroyed. 933d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikieinline DiagnosticBuilder DiagnosticsEngine::Report(SourceLocation Loc, 93433e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis unsigned DiagID){ 9353cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!"); 9363cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagLoc = Loc; 9373cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner CurDiagID = DiagID; 9383cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner return DiagnosticBuilder(this); 9393cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner} 940d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikieinline DiagnosticBuilder DiagnosticsEngine::Report(unsigned DiagID) { 94133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis return Report(SourceLocation(), DiagID); 9420f9fed70cea107b3f79df554e38bd8e98d48fe47Daniel Dunbar} 9433cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner 9443cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 94540847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie// Diagnostic 9463cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner//===----------------------------------------------------------------------===// 9471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 94840847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie/// Diagnostic - This is a little helper class (which is basically a smart 949d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// pointer that forward info from DiagnosticsEngine) that allows clients to 950d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// enquire about the currently in-flight diagnostic. 95140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikieclass Diagnostic { 952d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie const DiagnosticsEngine *DiagObj; 953686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef StoredDiagMessage; 9543cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattnerpublic: 95540847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie explicit Diagnostic(const DiagnosticsEngine *DO) : DiagObj(DO) {} 95640847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie Diagnostic(const DiagnosticsEngine *DO, StringRef storedDiagMessage) 957e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis : DiagObj(DO), StoredDiagMessage(storedDiagMessage) {} 9581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 959d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie const DiagnosticsEngine *getDiags() const { return DiagObj; } 960b7fc3b87d065041a10eaa0603d738df21ff7af3aChris Lattner unsigned getID() const { return DiagObj->CurDiagID; } 96133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis const SourceLocation &getLocation() const { return DiagObj->CurDiagLoc; } 96233e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis bool hasSourceManager() const { return DiagObj->hasSourceManager(); } 96333e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis SourceManager &getSourceManager() const { return DiagObj->getSourceManager();} 9641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9650a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumArgs() const { return DiagObj->NumDiagArgs; } 9661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 96773d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgKind - Return the kind of the specified index. Based on the kind 96873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// of argument, the accessors below can be used to get the value. 969d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ArgumentKind getArgKind(unsigned Idx) const { 9703cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner assert(Idx < getNumArgs() && "Argument index out of range!"); 971d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie return (DiagnosticsEngine::ArgumentKind)DiagObj->DiagArgumentsKind[Idx]; 97273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 9731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 97473d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgStdStr - Return the provided argument string specified by Idx. 97573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const std::string &getArgStdStr(unsigned Idx) const { 976d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_std_string && 9773cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 97873d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return DiagObj->DiagArgumentsStr[Idx]; 97973d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner } 9801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 98173d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner /// getArgCStr - Return the specified C string argument. 98273d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner const char *getArgCStr(unsigned Idx) const { 983d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_c_string && 9843cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 98573d2a1b05bb04ab0136af374ddaa5d4602d4c939Chris Lattner return reinterpret_cast<const char*>(DiagObj->DiagArgumentsVal[Idx]); 9860a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 9871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 98830bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgSInt - Return the specified signed integer argument. 98930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner int getArgSInt(unsigned Idx) const { 990d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_sint && 9913cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 99230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (int)DiagObj->DiagArgumentsVal[Idx]; 99330bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 9941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 99530bc96544346bea42921cf6837e66cef80d664b4Chris Lattner /// getArgUInt - Return the specified unsigned integer argument. 99630bc96544346bea42921cf6837e66cef80d664b4Chris Lattner unsigned getArgUInt(unsigned Idx) const { 997d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_uint && 9983cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 99930bc96544346bea42921cf6837e66cef80d664b4Chris Lattner return (unsigned)DiagObj->DiagArgumentsVal[Idx]; 100030bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 10011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 100243b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner /// getArgIdentifier - Return the specified IdentifierInfo argument. 100343b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner const IdentifierInfo *getArgIdentifier(unsigned Idx) const { 1004d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) == DiagnosticsEngine::ak_identifierinfo && 10053cbfe2c4159e0a219ae660d50625c013aa4afbd0Chris Lattner "invalid argument accessor!"); 10069634379265855f1628190e926d9aaf1fb4a5d90eChris Lattner return reinterpret_cast<IdentifierInfo*>(DiagObj->DiagArgumentsVal[Idx]); 100743b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner } 10081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 100922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner /// getRawArg - Return the specified non-string argument in an opaque form. 101022caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner intptr_t getRawArg(unsigned Idx) const { 1011d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie assert(getArgKind(Idx) != DiagnosticsEngine::ak_std_string && 101222caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner "invalid argument accessor!"); 101322caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner return DiagObj->DiagArgumentsVal[Idx]; 101422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner } 10151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10170a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// getNumRanges - Return the number of source ranges associated with this 10180a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner /// diagnostic. 10190a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner unsigned getNumRanges() const { 10200a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner return DiagObj->NumDiagRanges; 10210a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 10221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10230a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner const CharSourceRange &getRange(unsigned Idx) const { 10240a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner assert(Idx < DiagObj->NumDiagRanges && "Invalid diagnostic range index!"); 102551c6d384551674facc19f745ecf6e289d28dc55fDouglas Gregor return DiagObj->DiagRanges[Idx]; 10260a14eee528a901c16f0e288fbc10a3abc1660d87Chris Lattner } 10271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 102828409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth /// \brief Return an array reference for this diagnostic's ranges. 102928409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth ArrayRef<CharSourceRange> getRanges() const { 103028409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth return llvm::makeArrayRef(DiagObj->DiagRanges, DiagObj->NumDiagRanges); 103128409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth } 103228409289193afca1a3178a9796f8e8aebcb76896Chandler Carruth 1033849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor unsigned getNumFixItHints() const { 1034981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar return DiagObj->NumDiagFixItHints; 10354b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10364b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1037849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint &getFixItHint(unsigned Idx) const { 1038981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar assert(Idx < getNumFixItHints() && "Invalid index!"); 1039981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar return DiagObj->DiagFixItHints[Idx]; 10404b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10414b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1042849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor const FixItHint *getFixItHints() const { 1043981e279b95f3a71e2268124b1abaae050ec200dcDaniel Dunbar return getNumFixItHints()? DiagObj->DiagFixItHints : 0; 10444b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor } 10454b2d3f7bcc4df31157df443af1b80bcaa9b58bbaDouglas Gregor 1046f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// FormatDiagnostic - Format this diagnostic into a string, substituting the 1047f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// formal arguments into the %0 slots. The result is appended onto the Str 1048f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner /// array. 1049686775deca8b8685eb90801495880e3abdd844c2Chris Lattner void FormatDiagnostic(SmallVectorImpl<char> &OutStr) const; 10509f28614bf1a8387000d8df57a713fcf69e198145John McCall 10519f28614bf1a8387000d8df57a713fcf69e198145John McCall /// FormatDiagnostic - Format the given format-string into the 10529f28614bf1a8387000d8df57a713fcf69e198145John McCall /// output buffer using the arguments stored in this diagnostic. 10539f28614bf1a8387000d8df57a713fcf69e198145John McCall void FormatDiagnostic(const char *DiagStr, const char *DiagEnd, 1054686775deca8b8685eb90801495880e3abdd844c2Chris Lattner SmallVectorImpl<char> &OutStr) const; 1055a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor}; 1056a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1057a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor/** 1058d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * \brief Represents a diagnostic in a form that can be retained until its 1059d3ab63e0f66429abf2a3e4cde889e420e41e8790Douglas Gregor * corresponding source manager is destroyed. 1060a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor */ 1061a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorclass StoredDiagnostic { 1062aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned ID; 1063d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::Level Level; 1064a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor FullSourceLoc Loc; 1065a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor std::string Message; 10660a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner std::vector<CharSourceRange> Ranges; 1067849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor std::vector<FixItHint> FixIts; 1068a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1069a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregorpublic: 1070a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor StoredDiagnostic(); 107140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, const Diagnostic &Info); 1072d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 1073686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Message); 1074d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 1075686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef Message, FullSourceLoc Loc, 10762d3ba4f5a923a90c3fc290ddfba5e36c2d0a9b46Chris Lattner ArrayRef<CharSourceRange> Ranges, 10772d3ba4f5a923a90c3fc290ddfba5e36c2d0a9b46Chris Lattner ArrayRef<FixItHint> Fixits); 1078a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor ~StoredDiagnostic(); 1079a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1080a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor /// \brief Evaluates true when this object stores a diagnostic. 1081a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor operator bool() const { return Message.size() > 0; } 1082a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1083aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor unsigned getID() const { return ID; } 1084d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::Level getLevel() const { return Level; } 1085a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor const FullSourceLoc &getLocation() const { return Loc; } 1086686775deca8b8685eb90801495880e3abdd844c2Chris Lattner StringRef getMessage() const { return Message; } 1087c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 1088c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor void setLocation(FullSourceLoc Loc) { this->Loc = Loc; } 1089c0659ec614c428c7d15746fcad15d50a2703751dDouglas Gregor 10900a76aae8c03cb7dd7bdbe683485560afaf695959Chris Lattner typedef std::vector<CharSourceRange>::const_iterator range_iterator; 1091a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_begin() const { return Ranges.begin(); } 1092a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor range_iterator range_end() const { return Ranges.end(); } 1093a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned range_size() const { return Ranges.size(); } 10946700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek 10956700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek ArrayRef<CharSourceRange> getRanges() const { 10966700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek return llvm::makeArrayRef(Ranges); 10976700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek } 10986700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek 1099a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 1100849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor typedef std::vector<FixItHint>::const_iterator fixit_iterator; 1101a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_begin() const { return FixIts.begin(); } 1102a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor fixit_iterator fixit_end() const { return FixIts.end(); } 1103a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor unsigned fixit_size() const { return FixIts.size(); } 11046700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek 11056700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek ArrayRef<FixItHint> getFixIts() const { 11066700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek return llvm::makeArrayRef(FixIts); 11076700d67925abd674ecddfc56948967f49b25bf39Ted Kremenek } 11085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 11091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 111078ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// DiagnosticConsumer - This is an abstract interface implemented by clients of 11115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer/// the front-end, which formats and prints fully processed diagnostics. 111278ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikieclass DiagnosticConsumer { 1113ab41b97c3cddf1bcdd8bf82ab09ed3ceafcd05b1Argyrios Kyrtzidisprotected: 1114f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumWarnings; // Number of warnings reported 1115f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned NumErrors; // Number of errors reported 1116f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 11175f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerpublic: 111878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer() : NumWarnings(0), NumErrors(0) { } 1119f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 1120f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumErrors() const { return NumErrors; } 1121f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis unsigned getNumWarnings() const { return NumWarnings; } 112261d679ab2831b161c857cf3f974312fbd4ef1efdArgyrios Kyrtzidis virtual void clear() { NumWarnings = NumErrors = 0; } 1123f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 112478ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie virtual ~DiagnosticConsumer(); 11251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1126efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// BeginSourceFile - Callback to inform the diagnostic client that processing 1127efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file is beginning. 1128efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1129efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// Note that diagnostics may be emitted outside the processing of a source 1130efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// file, for example during the parsing of command line options. However, 1131efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// diagnostics with source range information are required to only be emitted 1132efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// in between BeginSourceFile() and EndSourceFile(). 1133efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// 1134efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg LO - The language options for the source file being processed. 1135efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// \arg PP - The preprocessor object being used for the source; this optional 1136efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// and may not be present, for example when processing AST source files. 11377d90199f109290e9d587479a481a2850d390b552Daniel Dunbar virtual void BeginSourceFile(const LangOptions &LangOpts, 11387d90199f109290e9d587479a481a2850d390b552Daniel Dunbar const Preprocessor *PP = 0) {} 1139efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar 1140efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// EndSourceFile - Callback to inform the diagnostic client that processing 1141efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// of a source file has ended. The diagnostic client should assume that any 1142efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// objects made available via \see BeginSourceFile() are inaccessible. 1143efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar virtual void EndSourceFile() {} 11441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 114529f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis /// \brief Callback to inform the diagnostic client that processing of all 114629f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis /// source files has ended. 114729f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis virtual void finish() {} 114829f2787b6da552018a7716f18f5bd8f67bd6edb5Argyrios Kyrtzidis 1149cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek /// IncludeInDiagnosticCounts - This method (whose default implementation 1150efcbe9475348ecab6b85153baa21d0e894e39607Daniel Dunbar /// returns true) indicates whether the diagnostics handled by this 115178ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// DiagnosticConsumer should be included in the number of diagnostics 115278ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie /// reported by DiagnosticsEngine. 1153cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek virtual bool IncludeInDiagnosticCounts() const; 11545f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11555f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// HandleDiagnostic - Handle this diagnostic, reporting it to the user or 11565f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer /// capturing it to a log as needed. 1157f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// 1158f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// Default implementation just keeps track of the total number of warnings 1159f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis /// and errors. 1160d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie virtual void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 116140847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie const Diagnostic &Info); 1162aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor 1163aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor /// \brief Clone the diagnostic consumer, producing an equivalent consumer 1164aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor /// that can be used in a different context. 1165aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor virtual DiagnosticConsumer *clone(DiagnosticsEngine &Diags) const = 0; 1166aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor}; 1167aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor 1168aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor/// IgnoringDiagConsumer - This is a diagnostic client that just ignores all 1169aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor/// diags. 1170aee526e77657afd1600276450e9c346953ad51d7Douglas Gregorclass IgnoringDiagConsumer : public DiagnosticConsumer { 117199ba9e3bd70671f3441fb974895f226a83ce0e66David Blaikie virtual void anchor(); 1172aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor void HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 1173aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor const Diagnostic &Info) { 1174aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor // Just ignore it. 1175aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor } 1176aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor DiagnosticConsumer *clone(DiagnosticsEngine &Diags) const { 1177aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor return new IgnoringDiagConsumer(); 1178aee526e77657afd1600276450e9c346953ad51d7Douglas Gregor } 11795f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer}; 11805f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11815f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 11825f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 11835f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1184