Diagnostic.cpp revision ef8225444452a1486bd721f3285301fe84643b00
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- Diagnostic.cpp - C Language Family Diagnostic Handling -----------===// 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 implements the Diagnostic-related interfaces. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 143f6f51e28231f65de9c2dd150a2d757b2162cfa3Jordan Rose#include "clang/Basic/CharInfo.h" 15ec55c941f2846db48bce4ed6dd2ce339e1a48962Ted Kremenek#include "clang/Basic/Diagnostic.h" 1602c23ebf41ae2f70da0ba7337e05c51fbfe35f7fDouglas Gregor#include "clang/Basic/DiagnosticOptions.h" 1743b628cd47ecdc3caf640d79b3ad7ecef0f2c285Chris Lattner#include "clang/Basic/IdentifierTable.h" 18ec55c941f2846db48bce4ed6dd2ce339e1a48962Ted Kremenek#include "clang/Basic/PartialDiagnostic.h" 198fe83e1df954d72c0f4ffc15d20a5222ec151c21Benjamin Kramer#include "llvm/ADT/SmallString.h" 20615a092a511cd2dfe1a5364ebf5f80e55e33034dJordan Rose#include "llvm/ADT/StringExtras.h" 2103201fbbdeb3eb7f465610b09c281ee6aa84e3caTed Kremenek#include "llvm/Support/CrashRecoveryContext.h" 2255fc873017f10f6f566b182b70f6fc22aefa3464Chandler Carruth#include "llvm/Support/raw_ostream.h" 2303201fbbdeb3eb7f465610b09c281ee6aa84e3caTed Kremenek 245f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencerusing namespace clang; 255f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 26d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikiestatic void DummyArgToStringFn(DiagnosticsEngine::ArgumentKind AK, intptr_t QT, 27ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef Modifier, StringRef Argument, 28ef8225444452a1486bd721f3285301fe84643b00Stephen Hines ArrayRef<DiagnosticsEngine::ArgumentValue> PrevArgs, 29ef8225444452a1486bd721f3285301fe84643b00Stephen Hines SmallVectorImpl<char> &Output, 30ef8225444452a1486bd721f3285301fe84643b00Stephen Hines void *Cookie, 31ef8225444452a1486bd721f3285301fe84643b00Stephen Hines ArrayRef<intptr_t> QualTypeVals) { 32ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef Str = "<can't format argument>"; 33ef8225444452a1486bd721f3285301fe84643b00Stephen Hines Output.append(Str.begin(), Str.end()); 3422caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner} 3522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 3622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner 37d6471f7c1921c7802804ce3ff6fe9768310f72b9David BlaikieDiagnosticsEngine::DiagnosticsEngine( 38c93dc7889644293e318e19d82830ea2acc45b678Dylan Noblesmith const IntrusiveRefCntPtr<DiagnosticIDs> &diags, 3902c23ebf41ae2f70da0ba7337e05c51fbfe35f7fDouglas Gregor DiagnosticOptions *DiagOpts, 4078ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie DiagnosticConsumer *client, bool ShouldOwnClient) 4102c23ebf41ae2f70da0ba7337e05c51fbfe35f7fDouglas Gregor : Diags(diags), DiagOpts(DiagOpts), Client(client), 426bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines OwnsDiagClient(ShouldOwnClient), SourceMgr(nullptr) { 433fdf4b071dc79fae778fb5f376485480756c76a3Chris Lattner ArgToStringFn = DummyArgToStringFn; 446bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines ArgToStringCookie = nullptr; 451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 46cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor AllExtensionsSilenced = 0; 47cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor IgnoreAllWarnings = false; 48cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor WarningsAsErrors = false; 491e473ccb0e0f6fd1954bef330f7193c1a3fb3ba1Ted Kremenek EnableAllWarnings = false; 50cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor ErrorsAsFatal = false; 51cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor SuppressSystemWarnings = false; 52cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor SuppressAllDiagnostics = false; 53246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu ElideType = true; 54246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu PrintTemplateTree = false; 55246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu ShowColors = false; 56cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor ShowOverloads = Ovl_All; 57ef8225444452a1486bd721f3285301fe84643b00Stephen Hines ExtBehavior = diag::Severity::Ignored; 58cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor 59cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor ErrorLimit = 0; 60cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor TemplateBacktraceLimit = 0; 6108d6e032a2a0a8656d12b3b7b93942987bb12eb7Richard Smith ConstexprBacktraceLimit = 0; 62cc5888d833caf90ebda37f24da40d2cd06b4d820Douglas Gregor 63abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor Reset(); 64182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 65182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 66d6471f7c1921c7802804ce3ff6fe9768310f72b9David BlaikieDiagnosticsEngine::~DiagnosticsEngine() { 6733e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis if (OwnsDiagClient) 6833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis delete Client; 69182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner} 70182745ae7892bca0842d9c023370ade5f8d1c6e8Chris Lattner 7178ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikievoid DiagnosticsEngine::setClient(DiagnosticConsumer *client, 72d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie bool ShouldOwnClient) { 734f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor if (OwnsDiagClient && Client) 744f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor delete Client; 754f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor 764f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor Client = client; 774f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor OwnsDiagClient = ShouldOwnClient; 784f5e21e24fb9e6ec473a13f83b5c9a2c41501a70Douglas Gregor} 7904ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 80d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikievoid DiagnosticsEngine::pushMappings(SourceLocation Loc) { 810827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStateOnPushStack.push_back(GetCurDiagState()); 8204ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner} 8304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 84d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikiebool DiagnosticsEngine::popMappings(SourceLocation Loc) { 850827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (DiagStateOnPushStack.empty()) 8604ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner return false; 8704ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 880827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (DiagStateOnPushStack.back() != GetCurDiagState()) { 890827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // State changed at some point between push/pop. 900827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis PushDiagStatePoint(DiagStateOnPushStack.back(), Loc); 910827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 920827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStateOnPushStack.pop_back(); 9304ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner return true; 9404ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner} 9504ae2df026b275aae5dddfc0db5ca55ff4e62179Chris Lattner 96d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikievoid DiagnosticsEngine::Reset() { 97abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor ErrorOccurred = false; 9812f37e411462b8388eb1309357bd62257debacacDeLesley Hutchins UncompilableErrorOccurred = false; 99abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor FatalErrorOccurred = false; 10085bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor UnrecoverableErrorOccurred = false; 101abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor 102abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor NumWarnings = 0; 103abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor NumErrors = 0; 104abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor NumErrorsSuppressed = 0; 105c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis TrapNumErrorsOccurred = 0; 106c0a575f9b791a25c94b1c3c832dd73ec564646bbArgyrios Kyrtzidis TrapNumUnrecoverableErrorsOccurred = 0; 10785bea9777d444ccbcc086d98f075fe666c2e865dDouglas Gregor 108abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor CurDiagID = ~0U; 1095b9268f26ac53a74d2c504279fe577d988d5615dRichard Smith LastDiagLevel = DiagnosticIDs::Ignored; 110abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor DelayedDiagID = 0; 111dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis 112dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis // Clear state related to #pragma diagnostic. 113dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis DiagStates.clear(); 114dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis DiagStatePoints.clear(); 115dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis DiagStateOnPushStack.clear(); 116dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis 117dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis // Create a DiagState and DiagStatePoint representing diagnostic changes 118dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis // through command-line. 119dc0a2da1038cc725ad23d070e6a0d03078b7300dArgyrios Kyrtzidis DiagStates.push_back(DiagState()); 12000aae5243d965aa7bcee81a39ba0900c7869be21Richard Smith DiagStatePoints.push_back(DiagStatePoint(&DiagStates.back(), FullSourceLoc())); 121abc563f554951259bbe0315055cad92ee14d87e4Douglas Gregor} 1225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 123d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikievoid DiagnosticsEngine::SetDelayedDiagnostic(unsigned DiagID, StringRef Arg1, 124dfaee4922b990fbf33808b91b961dc27df585030Chad Rosier StringRef Arg2) { 12593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor if (DelayedDiagID) 12693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor return; 12793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 12893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagID = DiagID; 1299e2dac9c9b6bc4384c816a447cca6516a03c89f2Douglas Gregor DelayedDiagArg1 = Arg1.str(); 1309e2dac9c9b6bc4384c816a447cca6516a03c89f2Douglas Gregor DelayedDiagArg2 = Arg2.str(); 13193ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor} 13293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 133d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikievoid DiagnosticsEngine::ReportDelayed() { 13493ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor Report(DelayedDiagID) << DelayedDiagArg1 << DelayedDiagArg2; 13593ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagID = 0; 13693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagArg1.clear(); 13793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor DelayedDiagArg2.clear(); 13893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor} 13993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 140d6471f7c1921c7802804ce3ff6fe9768310f72b9David BlaikieDiagnosticsEngine::DiagStatePointsTy::iterator 141d6471f7c1921c7802804ce3ff6fe9768310f72b9David BlaikieDiagnosticsEngine::GetDiagStatePointForLoc(SourceLocation L) const { 1420827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(!DiagStatePoints.empty()); 1430827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(DiagStatePoints.front().Loc.isInvalid() && 1440827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Should have created a DiagStatePoint for command-line"); 1450827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 1469e63dc582b3bfb9ab2e80631b5311b070a73dff8Richard Smith if (!SourceMgr) 1479e63dc582b3bfb9ab2e80631b5311b070a73dff8Richard Smith return DiagStatePoints.end() - 1; 1489e63dc582b3bfb9ab2e80631b5311b070a73dff8Richard Smith 1490827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc Loc(L, *SourceMgr); 1500827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (Loc.isInvalid()) 1510827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return DiagStatePoints.end() - 1; 1520827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 1530827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePointsTy::iterator Pos = DiagStatePoints.end(); 1540827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc LastStateChangePos = DiagStatePoints.back().Loc; 1550827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (LastStateChangePos.isValid() && 1560827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis Loc.isBeforeInTranslationUnitThan(LastStateChangePos)) 1570827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis Pos = std::upper_bound(DiagStatePoints.begin(), DiagStatePoints.end(), 1586bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines DiagStatePoint(nullptr, Loc)); 1590827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis --Pos; 1600827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return Pos; 1610827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis} 1620827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 163ef8225444452a1486bd721f3285301fe84643b00Stephen Hinesvoid DiagnosticsEngine::setSeverity(diag::kind Diag, diag::Severity Map, 164ef8225444452a1486bd721f3285301fe84643b00Stephen Hines SourceLocation L) { 1650827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(Diag < diag::DIAG_UPPER_LIMIT && 1660827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Can only map builtin diagnostics"); 1670827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert((Diags->isBuiltinWarningOrExtension(Diag) || 168ef8225444452a1486bd721f3285301fe84643b00Stephen Hines (Map == diag::Severity::Fatal || Map == diag::Severity::Error)) && 1690827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis "Cannot map errors into warnings!"); 1700827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(!DiagStatePoints.empty()); 171c95ad0061f093de2f73b8aab58ff3f0444d0123fRichard Smith assert((L.isInvalid() || SourceMgr) && "No SourceMgr for valid location"); 1720827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 173c95ad0061f093de2f73b8aab58ff3f0444d0123fRichard Smith FullSourceLoc Loc = SourceMgr? FullSourceLoc(L, *SourceMgr) : FullSourceLoc(); 1740827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc LastStateChangePos = DiagStatePoints.back().Loc; 1757a0a31ce0cd38147bfe853f71a3f7261444ddf4cChad Rosier // Don't allow a mapping to a warning override an error/fatal mapping. 176ef8225444452a1486bd721f3285301fe84643b00Stephen Hines if (Map == diag::Severity::Warning) { 177ef8225444452a1486bd721f3285301fe84643b00Stephen Hines DiagnosticMapping &Info = GetCurDiagState()->getOrAddMapping(Diag); 178ef8225444452a1486bd721f3285301fe84643b00Stephen Hines if (Info.getSeverity() == diag::Severity::Error || 179ef8225444452a1486bd721f3285301fe84643b00Stephen Hines Info.getSeverity() == diag::Severity::Fatal) 180ef8225444452a1486bd721f3285301fe84643b00Stephen Hines Map = Info.getSeverity(); 1817a0a31ce0cd38147bfe853f71a3f7261444ddf4cChad Rosier } 182ef8225444452a1486bd721f3285301fe84643b00Stephen Hines DiagnosticMapping Mapping = makeUserMapping(Map, L); 18353201a86f775c064b62ec25742106c7b43ba8749Daniel Dunbar 1840827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Common case; setting all the diagnostics of a group in one place. 1850827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (Loc.isInvalid() || Loc == LastStateChangePos) { 186ef8225444452a1486bd721f3285301fe84643b00Stephen Hines GetCurDiagState()->setMapping(Diag, Mapping); 1870827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return; 1880827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 1890827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 1900827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Another common case; modifying diagnostic state in a source location 1910827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // after the previous one. 1920827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if ((Loc.isValid() && LastStateChangePos.isInvalid()) || 1930827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis LastStateChangePos.isBeforeInTranslationUnitThan(Loc)) { 194fc8f0e14ad142ed811e90fbd9a30e419e301c717Chris Lattner // A diagnostic pragma occurred, create a new DiagState initialized with 1950827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // the current one and a new DiagStatePoint to record at which location 1960827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // the new state became active. 1970827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStates.push_back(*GetCurDiagState()); 1980827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis PushDiagStatePoint(&DiagStates.back(), Loc); 199ef8225444452a1486bd721f3285301fe84643b00Stephen Hines GetCurDiagState()->setMapping(Diag, Mapping); 2000827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return; 2010827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2020827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2030827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // We allow setting the diagnostic state in random source order for 2040827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // completeness but it should not be actually happening in normal practice. 2050827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2060827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePointsTy::iterator Pos = GetDiagStatePointForLoc(Loc); 2070827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis assert(Pos != DiagStatePoints.end()); 2080827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2090827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Update all diagnostic states that are active after the given location. 2100827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis for (DiagStatePointsTy::iterator 2110827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis I = Pos+1, E = DiagStatePoints.end(); I != E; ++I) { 212ef8225444452a1486bd721f3285301fe84643b00Stephen Hines GetCurDiagState()->setMapping(Diag, Mapping); 2130827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2140827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2150827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // If the location corresponds to an existing point, just update its state. 2160827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis if (Pos->Loc == Loc) { 217ef8225444452a1486bd721f3285301fe84643b00Stephen Hines GetCurDiagState()->setMapping(Diag, Mapping); 2180827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis return; 2190827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis } 2200827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 2210827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // Create a new state/point and fit it into the vector of DiagStatePoints 2220827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis // so that the vector is always ordered according to location. 223651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines assert(Pos->Loc.isBeforeInTranslationUnitThan(Loc)); 2240827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStates.push_back(*Pos->State); 2250827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagState *NewState = &DiagStates.back(); 226ef8225444452a1486bd721f3285301fe84643b00Stephen Hines GetCurDiagState()->setMapping(Diag, Mapping); 2270827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis DiagStatePoints.insert(Pos+1, DiagStatePoint(NewState, 2280827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis FullSourceLoc(Loc, *SourceMgr))); 2290827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis} 2300827408865e32789e0ec4b8113a302ccdc531423Argyrios Kyrtzidis 231ef8225444452a1486bd721f3285301fe84643b00Stephen Hinesbool DiagnosticsEngine::setSeverityForGroup(StringRef Group, diag::Severity Map, 232ef8225444452a1486bd721f3285301fe84643b00Stephen Hines SourceLocation Loc) { 2333f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar // Get the diagnostics in this group. 234cfa88f893915ceb8ae4ce2f17c46c24a4d67502fDmitri Gribenko SmallVector<diag::kind, 8> GroupDiags; 2353f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar if (Diags->getDiagnosticsInGroup(Group, GroupDiags)) 2363f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar return true; 2373f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar 2383f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar // Set the mapping. 2393f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar for (unsigned i = 0, e = GroupDiags.size(); i != e; ++i) 240ef8225444452a1486bd721f3285301fe84643b00Stephen Hines setSeverity(GroupDiags[i], Map, Loc); 2413f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar 2423f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar return false; 2433f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar} 2443f8394669673451061f57ced81f0a2cae087f119Daniel Dunbar 2454aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbarbool DiagnosticsEngine::setDiagnosticGroupWarningAsError(StringRef Group, 2464aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool Enabled) { 247a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // If we are enabling this feature, just set the diagnostic mappings to map to 248a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // errors. 249a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar if (Enabled) 250ef8225444452a1486bd721f3285301fe84643b00Stephen Hines return setSeverityForGroup(Group, diag::Severity::Error); 251a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 252a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // Otherwise, we want to set the diagnostic mapping's "no Werror" bit, and 253a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // potentially downgrade anything already mapped to be a warning. 254a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 255a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // Get the diagnostics in this group. 256cfa88f893915ceb8ae4ce2f17c46c24a4d67502fDmitri Gribenko SmallVector<diag::kind, 8> GroupDiags; 257a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar if (Diags->getDiagnosticsInGroup(Group, GroupDiags)) 258a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar return true; 259a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 260a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // Perform the mapping change. 261a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar for (unsigned i = 0, e = GroupDiags.size(); i != e; ++i) { 262ef8225444452a1486bd721f3285301fe84643b00Stephen Hines DiagnosticMapping &Info = GetCurDiagState()->getOrAddMapping(GroupDiags[i]); 263a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 264ef8225444452a1486bd721f3285301fe84643b00Stephen Hines if (Info.getSeverity() == diag::Severity::Error || 265ef8225444452a1486bd721f3285301fe84643b00Stephen Hines Info.getSeverity() == diag::Severity::Fatal) 266ef8225444452a1486bd721f3285301fe84643b00Stephen Hines Info.setSeverity(diag::Severity::Warning); 267be1aa410274b28fc143c47c814f07c989f4534d6Daniel Dunbar 268a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar Info.setNoWarningAsError(true); 269a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar } 270a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 271a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar return false; 2724aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar} 2734aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 2744aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbarbool DiagnosticsEngine::setDiagnosticGroupErrorAsFatal(StringRef Group, 2754aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar bool Enabled) { 276a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // If we are enabling this feature, just set the diagnostic mappings to map to 277a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // fatal errors. 278a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar if (Enabled) 279ef8225444452a1486bd721f3285301fe84643b00Stephen Hines return setSeverityForGroup(Group, diag::Severity::Fatal); 280a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 281a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // Otherwise, we want to set the diagnostic mapping's "no Werror" bit, and 282a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // potentially downgrade anything already mapped to be an error. 283a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 284a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // Get the diagnostics in this group. 285cfa88f893915ceb8ae4ce2f17c46c24a4d67502fDmitri Gribenko SmallVector<diag::kind, 8> GroupDiags; 286a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar if (Diags->getDiagnosticsInGroup(Group, GroupDiags)) 287a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar return true; 288a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 289a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar // Perform the mapping change. 290a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar for (unsigned i = 0, e = GroupDiags.size(); i != e; ++i) { 291ef8225444452a1486bd721f3285301fe84643b00Stephen Hines DiagnosticMapping &Info = GetCurDiagState()->getOrAddMapping(GroupDiags[i]); 292a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 293ef8225444452a1486bd721f3285301fe84643b00Stephen Hines if (Info.getSeverity() == diag::Severity::Fatal) 294ef8225444452a1486bd721f3285301fe84643b00Stephen Hines Info.setSeverity(diag::Severity::Error); 295be1aa410274b28fc143c47c814f07c989f4534d6Daniel Dunbar 296a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar Info.setNoErrorAsFatal(true); 297a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar } 298a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar 299a5e41333b06fdf036d58495490eb14d6a0a3fcf7Daniel Dunbar return false; 3004aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar} 3014aa8f2bce0f498152d624f748712a991adc23fddDaniel Dunbar 302ef8225444452a1486bd721f3285301fe84643b00Stephen Hinesvoid DiagnosticsEngine::setSeverityForAll(diag::Severity Map, 303ef8225444452a1486bd721f3285301fe84643b00Stephen Hines SourceLocation Loc) { 30411583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis // Get all the diagnostics. 305cfa88f893915ceb8ae4ce2f17c46c24a4d67502fDmitri Gribenko SmallVector<diag::kind, 64> AllDiags; 30611583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis Diags->getAllDiagnostics(AllDiags); 30711583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis 30811583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis // Set the mapping. 30911583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis for (unsigned i = 0, e = AllDiags.size(); i != e; ++i) 31011583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis if (Diags->isBuiltinWarningOrExtension(AllDiags[i])) 311ef8225444452a1486bd721f3285301fe84643b00Stephen Hines setSeverity(AllDiags[i], Map, Loc); 31211583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis} 31311583c757bac6ce5c342f2eb572055dd2619a657Argyrios Kyrtzidis 314d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikievoid DiagnosticsEngine::Report(const StoredDiagnostic &storedDiag) { 315e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis assert(CurDiagID == ~0U && "Multiple diagnostics in flight at once!"); 316e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 317e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis CurDiagLoc = storedDiag.getLocation(); 318e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis CurDiagID = storedDiag.getID(); 319e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis NumDiagArgs = 0; 320e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 3216bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines DiagRanges.clear(); 3226bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines DiagRanges.reserve(storedDiag.range_size()); 323e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis for (StoredDiagnostic::range_iterator 324e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis RI = storedDiag.range_begin(), 325e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis RE = storedDiag.range_end(); RI != RE; ++RI) 3266bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines DiagRanges.push_back(*RI); 327e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 3286bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines DiagFixItHints.clear(); 3296bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines DiagFixItHints.reserve(storedDiag.fixit_size()); 330e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis for (StoredDiagnostic::fixit_iterator 331e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis FI = storedDiag.fixit_begin(), 332e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis FE = storedDiag.fixit_end(); FI != FE; ++FI) 3336bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines DiagFixItHints.push_back(*FI); 334e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 33578ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie assert(Client && "DiagnosticConsumer not set!"); 336e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis Level DiagLevel = storedDiag.getLevel(); 33740847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie Diagnostic Info(this, storedDiag.getMessage()); 338e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis Client->HandleDiagnostic(DiagLevel, Info); 339e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis if (Client->IncludeInDiagnosticCounts()) { 340d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie if (DiagLevel == DiagnosticsEngine::Warning) 341e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis ++NumWarnings; 342e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis } 343e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 344e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis CurDiagID = ~0U; 345e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis} 346e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 347c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rosebool DiagnosticsEngine::EmitCurrentDiagnostic(bool Force) { 348c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose assert(getClient() && "DiagnosticClient not set!"); 349c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose 350c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose bool Emitted; 351c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose if (Force) { 352c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose Diagnostic Info(this); 353c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose 354c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose // Figure out the diagnostic level of this message. 355c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose DiagnosticIDs::Level DiagLevel 356c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose = Diags->getDiagnosticLevel(Info.getID(), Info.getLocation(), *this); 357c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose 358c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose Emitted = (DiagLevel != DiagnosticIDs::Ignored); 359c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose if (Emitted) { 360c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose // Emit the diagnostic regardless of suppression level. 361c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose Diags->EmitDiag(*this, DiagLevel); 362c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose } 363c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose } else { 364c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose // Process the diagnostic, sending the accumulated information to the 365c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose // DiagnosticConsumer. 366c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose Emitted = ProcessDiag(); 367c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose } 36893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 36993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // Clear out the current diagnostic object. 3703054f097f813d19090bdb23645dcd48df71d1a89Daniel Dunbar unsigned DiagID = CurDiagID; 3713054f097f813d19090bdb23645dcd48df71d1a89Daniel Dunbar Clear(); 37293ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 37393ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor // If there was a delayed diagnostic, emit it now. 374c6d64a26c28bbeee50e06c94c4f4c08e610327b7Jordan Rose if (!Force && DelayedDiagID && DelayedDiagID != DiagID) 3753054f097f813d19090bdb23645dcd48df71d1a89Daniel Dunbar ReportDelayed(); 37693ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 37793ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor return Emitted; 37893ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor} 37993ea5cb0edf8e509c5113e70cb05ee247c9bdf6bDouglas Gregor 3807bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 38178ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid BlaikieDiagnosticConsumer::~DiagnosticConsumer() {} 3827bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber 38378ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikievoid DiagnosticConsumer::HandleDiagnostic(DiagnosticsEngine::Level DiagLevel, 38440847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie const Diagnostic &Info) { 385f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis if (!IncludeInDiagnosticCounts()) 386f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis return; 387f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis 388d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie if (DiagLevel == DiagnosticsEngine::Warning) 389f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis ++NumWarnings; 390d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie else if (DiagLevel >= DiagnosticsEngine::Error) 391f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis ++NumErrors; 392f2224d89a6ae65a3839529e26d0f6d025d83d6bbArgyrios Kyrtzidis} 393f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 394af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// ModifierIs - Return true if the specified modifier matches specified string. 395af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnertemplate <std::size_t StrLen> 396af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic bool ModifierIs(const char *Modifier, unsigned ModifierLen, 397af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char (&Str)[StrLen]) { 398af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner return StrLen-1 == ModifierLen && !memcmp(Modifier, Str, StrLen-1); 399af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 400af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 401909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// ScanForward - Scans forward, looking for the given character, skipping 402909c182f6a0e6169475eef6a71add14555b6162cJohn McCall/// nested clauses and escaped characters. 403909c182f6a0e6169475eef6a71add14555b6162cJohn McCallstatic const char *ScanFormat(const char *I, const char *E, char Target) { 404909c182f6a0e6169475eef6a71add14555b6162cJohn McCall unsigned Depth = 0; 405909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 406909c182f6a0e6169475eef6a71add14555b6162cJohn McCall for ( ; I != E; ++I) { 407909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth == 0 && *I == Target) return I; 408909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (Depth != 0 && *I == '}') Depth--; 409909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 410909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '%') { 411909c182f6a0e6169475eef6a71add14555b6162cJohn McCall I++; 412909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 413909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 414909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Escaped characters get implicitly skipped here. 415909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 416909c182f6a0e6169475eef6a71add14555b6162cJohn McCall // Format specifier. 4173f6f51e28231f65de9c2dd150a2d757b2162cfa3Jordan Rose if (!isDigit(*I) && !isPunctuation(*I)) { 4183f6f51e28231f65de9c2dd150a2d757b2162cfa3Jordan Rose for (I++; I != E && !isDigit(*I) && *I != '{'; I++) ; 419909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (I == E) break; 420909c182f6a0e6169475eef6a71add14555b6162cJohn McCall if (*I == '{') 421909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Depth++; 422909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 423909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 424909c182f6a0e6169475eef6a71add14555b6162cJohn McCall } 425909c182f6a0e6169475eef6a71add14555b6162cJohn McCall return E; 426909c182f6a0e6169475eef6a71add14555b6162cJohn McCall} 427909c182f6a0e6169475eef6a71add14555b6162cJohn McCall 428af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleSelectModifier - Handle the integer 'select' modifier. This is used 429af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// like this: %select{foo|bar|baz}2. This means that the integer argument 430af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// "%2" has a value from 0-2. If the value is 0, the diagnostic prints 'foo'. 431af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// If the value is 1, it prints 'bar'. If it has the value 2, it prints 'baz'. 432af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// This is very useful for certain classes of variant diagnostics. 43340847cfb58acc3cac7d68727df9455ac45f2e118David Blaikiestatic void HandleSelectModifier(const Diagnostic &DInfo, unsigned ValNo, 434af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *Argument, unsigned ArgumentLen, 4355f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner SmallVectorImpl<char> &OutStr) { 436af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner const char *ArgumentEnd = Argument+ArgumentLen; 4371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 438af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip over 'ValNo' |'s. 439af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (ValNo) { 440909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *NextVal = ScanFormat(Argument, ArgumentEnd, '|'); 441af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(NextVal != ArgumentEnd && "Value for integer select modifier was" 442af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner " larger than the number of options in the diagnostic string!"); 443af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = NextVal+1; // Skip this string. 444af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner --ValNo; 445af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 4461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 447af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Get the end of the value. This is either the } or the |. 448909c182f6a0e6169475eef6a71add14555b6162cJohn McCall const char *EndPtr = ScanFormat(Argument, ArgumentEnd, '|'); 4499f28614bf1a8387000d8df57a713fcf69e198145John McCall 4509f28614bf1a8387000d8df57a713fcf69e198145John McCall // Recursively format the result of the select clause into the output string. 4519f28614bf1a8387000d8df57a713fcf69e198145John McCall DInfo.FormatDiagnostic(Argument, EndPtr, OutStr); 452af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 453af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 454af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// HandleIntegerSModifier - Handle the integer 's' modifier. This adds the 455af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// letter 's' to the string if the value is not 1. This is used in cases like 456af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner/// this: "you idiot, you have %4 parameter%s4!". 457af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattnerstatic void HandleIntegerSModifier(unsigned ValNo, 4585f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner SmallVectorImpl<char> &OutStr) { 459af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ValNo != 1) 460af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.push_back('s'); 461af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner} 462af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 4633be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// HandleOrdinalModifier - Handle the integer 'ord' modifier. This 4643be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// prints the ordinal form of the given integer, with 1 corresponding 4653be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// to the first ordinal. Currently this is hard-coded to use the 4663be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall/// English form. 4673be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCallstatic void HandleOrdinalModifier(unsigned ValNo, 4685f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner SmallVectorImpl<char> &OutStr) { 4693be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall assert(ValNo != 0 && "ValNo must be strictly positive!"); 4703be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 4713be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall llvm::raw_svector_ostream Out(OutStr); 4723be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 4733be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // We could use text forms for the first N ordinals, but the numeric 4743be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall // forms are actually nicer in diagnostics because they stand out. 475615a092a511cd2dfe1a5364ebf5f80e55e33034dJordan Rose Out << ValNo << llvm::getOrdinalSuffix(ValNo); 4763be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall} 4773be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall 478af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 479e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// PluralNumber - Parse an unsigned integer and advance Start. 480d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic unsigned PluralNumber(const char *&Start, const char *End) { 481e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Programming 101: Parse a decimal number :-) 482e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Val = 0; 483e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (Start != End && *Start >= '0' && *Start <= '9') { 484e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val *= 10; 485e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Val += *Start - '0'; 486e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 487e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 488e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Val; 489e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 490e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 491e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// TestPluralRange - Test if Val is in the parsed range. Modifies Start. 492d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool TestPluralRange(unsigned Val, const char *&Start, const char *End) { 493e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start != '[') { 494e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Ref = PluralNumber(Start, End); 495e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Ref == Val; 496e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 497e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 498e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 499e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Low = PluralNumber(Start, End); 500e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ',' && "Bad plural expression syntax: expected ,"); 501e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 502e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned High = PluralNumber(Start, End); 503e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == ']' && "Bad plural expression syntax: expected )"); 504e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 505e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return Low <= Val && Val <= High; 506e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 507e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 508e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// EvalPluralExpr - Actual expression evaluator for HandlePluralModifier. 509d2aa7c90e7646c509f3493fa8548635ccf4a2d0aChris Lattnerstatic bool EvalPluralExpr(unsigned ValNo, const char *Start, const char *End) { 510e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Empty condition? 511e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (*Start == ':') 512e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 513e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 514e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 515e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl char C = *Start; 516e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (C == '%') { 517e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Modulo expression 518e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 519e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned Arg = PluralNumber(Start, End); 520e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(*Start == '=' && "Bad plural expression syntax: expected ="); 521e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 522e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl unsigned ValMod = ValNo % Arg; 523e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValMod, Start, End)) 524e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 525e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else { 526e20653219732b03294130999415fc3aa92d2336aSebastian Redl assert((C == '[' || (C >= '0' && C <= '9')) && 527e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl "Bad plural expression syntax: unexpected character"); 528e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Range expression 529e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (TestPluralRange(ValNo, Start, End)) 530e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return true; 531e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 532e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 533e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl // Scan for next or-expr part. 534e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Start = std::find(Start, End, ','); 5351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump if (Start == End) 536e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl break; 537e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++Start; 538e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 539e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return false; 540e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 541e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 542e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// HandlePluralModifier - Handle the integer 'plural' modifier. This is used 543e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// for complex plural forms, or in languages where all plurals are complex. 544e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// The syntax is: %plural{cond1:form1|cond2:form2|:form3}, where condn are 545e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// conditions that are tested in order, the form corresponding to the first 546e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// that applies being emitted. The empty condition is always true, making the 547e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// last form a default case. 548e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Conditions are simple boolean expressions, where n is the number argument. 549e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are the rules. 550e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// condition := expression | empty 551e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// empty := -> always true 552e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// expression := numeric [',' expression] -> logical or 553e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// numeric := range -> true if n in range 554e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '%' number '=' range -> true if n % number in range 555e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// range := number 556e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// | '[' number ',' number ']' -> ranges are inclusive both ends 557e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// 558e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Here are some examples from the GNU gettext manual written in this form: 559e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// English: 560e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|:form1} 561e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Latvian: 562e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {0:form2|%100=11,%10=0,%10=[2,9]:form1|:form0} 563e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Gaeilge: 564e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|2:form1|:form2} 565e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Romanian: 566e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|0,%100=[1,19]:form1|:form2} 567e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Lithuanian: 568e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%10=0,%100=[10,19]:form2|%10=1:form0|:form1} 569e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Russian (requires repeated form): 570e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {%100=[11,14]:form2|%10=1:form0|%10=[2,4]:form1|:form2} 571e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Slovak 572e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|[2,4]:form1|:form2} 573e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// Polish (requires repeated form): 574e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl/// {1:form0|%100=[10,20]:form2|%10=[2,4]:form1|:form2} 57540847cfb58acc3cac7d68727df9455ac45f2e118David Blaikiestatic void HandlePluralModifier(const Diagnostic &DInfo, unsigned ValNo, 576e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *Argument, unsigned ArgumentLen, 5775f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner SmallVectorImpl<char> &OutStr) { 578e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ArgumentEnd = Argument + ArgumentLen; 579e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (1) { 580e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(Argument < ArgumentEnd && "Plural expression didn't match."); 581e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl const char *ExprEnd = Argument; 582e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl while (*ExprEnd != ':') { 583e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl assert(ExprEnd != ArgumentEnd && "Plural missing expression end"); 584e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl ++ExprEnd; 585e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 586e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl if (EvalPluralExpr(ValNo, Argument, ExprEnd)) { 587e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl Argument = ExprEnd + 1; 588909c182f6a0e6169475eef6a71add14555b6162cJohn McCall ExprEnd = ScanFormat(Argument, ArgumentEnd, '|'); 589e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall 590e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall // Recursively format the result of the plural clause into the 591e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall // output string. 592e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall DInfo.FormatDiagnostic(Argument, ExprEnd, OutStr); 593e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl return; 594e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 595909c182f6a0e6169475eef6a71add14555b6162cJohn McCall Argument = ScanFormat(Argument, ArgumentEnd - 1, '|') + 1; 596e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } 597e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl} 598e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 599651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines/// \brief Returns the friendly description for a token kind that will appear 600651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines/// without quotes in diagnostic messages. These strings may be translatable in 601651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines/// future. 602651f13cea278ec967336033dd032faef0e9fc2ecStephen Hinesstatic const char *getTokenDescForDiagnostic(tok::TokenKind Kind) { 603651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines switch (Kind) { 604651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case tok::identifier: 605651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines return "identifier"; 606651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines default: 6076bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines return nullptr; 608651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 609651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines} 610e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl 611f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// FormatDiagnostic - Format this diagnostic into a string, substituting the 612f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// formal arguments into the %0 slots. The result is appended onto the Str 613f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner/// array. 61440847cfb58acc3cac7d68727df9455ac45f2e118David Blaikievoid Diagnostic:: 6155f9e272e632e951b1efe824cd16acb4d96077930Chris LattnerFormatDiagnostic(SmallVectorImpl<char> &OutStr) const { 616e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis if (!StoredDiagMessage.empty()) { 617e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis OutStr.append(StoredDiagMessage.begin(), StoredDiagMessage.end()); 618e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis return; 619e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis } 620e59abb56ce0e1c206fb80bd945a0c358b0abe1efArgyrios Kyrtzidis 6215f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef Diag = 622477aab6782795e7472055a54108d2df270ce1a89Argyrios Kyrtzidis getDiags()->getDiagnosticIDs()->getDescription(getID()); 6231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 624477aab6782795e7472055a54108d2df270ce1a89Argyrios Kyrtzidis FormatDiagnostic(Diag.begin(), Diag.end(), OutStr); 6259f28614bf1a8387000d8df57a713fcf69e198145John McCall} 6269f28614bf1a8387000d8df57a713fcf69e198145John McCall 62740847cfb58acc3cac7d68727df9455ac45f2e118David Blaikievoid Diagnostic:: 6289f28614bf1a8387000d8df57a713fcf69e198145John McCallFormatDiagnostic(const char *DiagStr, const char *DiagEnd, 6295f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner SmallVectorImpl<char> &OutStr) const { 6309f28614bf1a8387000d8df57a713fcf69e198145John McCall 631b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// FormattedArgs - Keep track of all of the arguments formatted by 632b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString and pass them into subsequent calls to 633b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// ConvertArgToString, allowing the implementation to avoid redundancies in 634b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner /// obvious cases. 635d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie SmallVector<DiagnosticsEngine::ArgumentValue, 8> FormattedArgs; 6360673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth 6370673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth /// QualTypeVals - Pass a vector of arrays so that QualType names can be 6380673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth /// compared to see if more information is needed to be printed. 6395f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner SmallVector<intptr_t, 2> QualTypeVals; 640246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu SmallVector<char, 64> Tree; 641246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 6420673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth for (unsigned i = 0, e = getNumArgs(); i < e; ++i) 643d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie if (getArgKind(i) == DiagnosticsEngine::ak_qualtype) 6440673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth QualTypeVals.push_back(getRawArg(i)); 6450673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth 646f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner while (DiagStr != DiagEnd) { 647f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner if (DiagStr[0] != '%') { 648f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner // Append non-%0 substrings to Str if we have one. 649f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner const char *StrEnd = std::find(DiagStr, DiagEnd, '%'); 650f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner OutStr.append(DiagStr, StrEnd); 651f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr = StrEnd; 652af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 6533f6f51e28231f65de9c2dd150a2d757b2162cfa3Jordan Rose } else if (isPunctuation(DiagStr[1])) { 654909c182f6a0e6169475eef6a71add14555b6162cJohn McCall OutStr.push_back(DiagStr[1]); // %% -> %. 655f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner DiagStr += 2; 656af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner continue; 657af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 6581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 659af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Skip the %. 660af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 6611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 662af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // This must be a placeholder for a diagnostic argument. The format for a 663af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // placeholder is one of "%0", "%modifier0", or "%modifier{arguments}0". 664af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The digit is a number from 0-9 indicating which argument this comes from. 665af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // The modifier is a string of digits from the set [-a-z]+, arguments is a 666af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // brace enclosed string. 6676bcf27bb9a4b5c3f79cb44c0e4654a6d7619ad89Stephen Hines const char *Modifier = nullptr, *Argument = nullptr; 668af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner unsigned ModifierLen = 0, ArgumentLen = 0; 6691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 670af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // Check to see if we have a modifier. If so eat it. 6713f6f51e28231f65de9c2dd150a2d757b2162cfa3Jordan Rose if (!isDigit(DiagStr[0])) { 672af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Modifier = DiagStr; 673af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner while (DiagStr[0] == '-' || 674af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner (DiagStr[0] >= 'a' && DiagStr[0] <= 'z')) 675af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; 676af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ModifierLen = DiagStr-Modifier; 677f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner 678af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner // If we have an argument, get it next. 679af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (DiagStr[0] == '{') { 680af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip {. 681af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner Argument = DiagStr; 6821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 683909c182f6a0e6169475eef6a71add14555b6162cJohn McCall DiagStr = ScanFormat(DiagStr, DiagEnd, '}'); 684909c182f6a0e6169475eef6a71add14555b6162cJohn McCall assert(DiagStr != DiagEnd && "Mismatched {}'s in diagnostic string!"); 685af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ArgumentLen = DiagStr-Argument; 686af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner ++DiagStr; // Skip }. 687f4c839657742b823cea1a95b18422f1ba74d3dddChris Lattner } 688af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 6891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6903f6f51e28231f65de9c2dd150a2d757b2162cfa3Jordan Rose assert(isDigit(*DiagStr) && "Invalid format for argument in diagnostic"); 69122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned ArgNo = *DiagStr++ - '0'; 692af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner 693246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Only used for type diffing. 694246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu unsigned ArgNo2 = ArgNo; 695246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 696d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie DiagnosticsEngine::ArgumentKind Kind = getArgKind(ArgNo); 697877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu if (ModifierIs(Modifier, ModifierLen, "diff")) { 6983f6f51e28231f65de9c2dd150a2d757b2162cfa3Jordan Rose assert(*DiagStr == ',' && isDigit(*(DiagStr + 1)) && 699246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu "Invalid format for diff modifier"); 700246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu ++DiagStr; // Comma. 701246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu ArgNo2 = *DiagStr++ - '0'; 702877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu DiagnosticsEngine::ArgumentKind Kind2 = getArgKind(ArgNo2); 703877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu if (Kind == DiagnosticsEngine::ak_qualtype && 704877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu Kind2 == DiagnosticsEngine::ak_qualtype) 705877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu Kind = DiagnosticsEngine::ak_qualtype_pair; 706877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu else { 707877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu // %diff only supports QualTypes. For other kinds of arguments, 708877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu // use the default printing. For example, if the modifier is: 709877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu // "%diff{compare $ to $|other text}1,2" 710877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu // treat it as: 711877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu // "compare %1 to %2" 712877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu const char *Pipe = ScanFormat(Argument, Argument + ArgumentLen, '|'); 713877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu const char *FirstDollar = ScanFormat(Argument, Pipe, '$'); 714877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu const char *SecondDollar = ScanFormat(FirstDollar + 1, Pipe, '$'); 715566f06311f315087a27e882aafc05cb505912c27Filipe Cabecinhas const char ArgStr1[] = { '%', static_cast<char>('0' + ArgNo) }; 716566f06311f315087a27e882aafc05cb505912c27Filipe Cabecinhas const char ArgStr2[] = { '%', static_cast<char>('0' + ArgNo2) }; 717877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu FormatDiagnostic(Argument, FirstDollar, OutStr); 718877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu FormatDiagnostic(ArgStr1, ArgStr1 + 2, OutStr); 719877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu FormatDiagnostic(FirstDollar + 1, SecondDollar, OutStr); 720877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu FormatDiagnostic(ArgStr2, ArgStr2 + 2, OutStr); 721877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu FormatDiagnostic(SecondDollar + 1, Pipe, OutStr); 722877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu continue; 723877761c56d850a6cc5f9246bf248c8a4dc2b0554Richard Trieu } 724246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu } 725b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 726b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner switch (Kind) { 72708631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- STRINGS ---- 728d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_std_string: { 72922caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const std::string &S = getArgStdStr(ArgNo); 730af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 731af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S.begin(), S.end()); 732af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 733af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 734d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_c_string: { 73522caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner const char *S = getArgCStr(ArgNo); 736af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 737e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 738e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 739e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!S) 740e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar S = "(null)"; 7411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 742af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner OutStr.append(S, S + strlen(S)); 743af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 744af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 74508631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- INTEGERS ---- 746d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_sint: { 74722caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner int Val = getArgSInt(ArgNo); 7481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 749af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 750e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandleSelectModifier(*this, (unsigned)Val, Argument, ArgumentLen, 751e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 752af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 753af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 754e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 755e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen, 756e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 7573be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 7583be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier((unsigned)Val, OutStr); 759af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 760af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 76123e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 76230bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 763af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner break; 764af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 765d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_uint: { 76622caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner unsigned Val = getArgUInt(ArgNo); 7671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 768af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner if (ModifierIs(Modifier, ModifierLen, "select")) { 7699f28614bf1a8387000d8df57a713fcf69e198145John McCall HandleSelectModifier(*this, Val, Argument, ArgumentLen, OutStr); 770af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else if (ModifierIs(Modifier, ModifierLen, "s")) { 771af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner HandleIntegerSModifier(Val, OutStr); 772e4c452c4c7b9124fe94a96f559ff077d59cdf996Sebastian Redl } else if (ModifierIs(Modifier, ModifierLen, "plural")) { 773e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall HandlePluralModifier(*this, (unsigned)Val, Argument, ArgumentLen, 774e53a44bcd342e964a3c69bc27734f01e23f5fec8John McCall OutStr); 7753be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall } else if (ModifierIs(Modifier, ModifierLen, "ordinal")) { 7763be16b7d9d0ab075461ed3498b4c01b30b517c0eJohn McCall HandleOrdinalModifier(Val, OutStr); 777af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } else { 778af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner assert(ModifierLen == 0 && "Unknown integer modifier"); 77923e47c6b6e8ccdd8daa378ab2a879644425c72d8Daniel Dunbar llvm::raw_svector_ostream(OutStr) << Val; 78030bc96544346bea42921cf6837e66cef80d664b4Chris Lattner } 78122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 782af7ae4e8160fc5c23e471f2125b3fe5911e3532aChris Lattner } 783651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // ---- TOKEN SPELLINGS ---- 784651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case DiagnosticsEngine::ak_tokenkind: { 785651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines tok::TokenKind Kind = static_cast<tok::TokenKind>(getRawArg(ArgNo)); 786651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines assert(ModifierLen == 0 && "No modifiers for token kinds yet"); 787651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines 788651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines llvm::raw_svector_ostream Out(OutStr); 789651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines if (const char *S = tok::getPunctuatorSpelling(Kind)) 790651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // Quoted token spelling for punctuators. 791651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Out << '\'' << S << '\''; 792651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines else if (const char *S = tok::getKeywordSpelling(Kind)) 793651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // Unquoted token spelling for keywords. 794651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Out << S; 795651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines else if (const char *S = getTokenDescForDiagnostic(Kind)) 796651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // Unquoted translatable token name. 797651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Out << S; 798651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines else if (const char *S = tok::getTokenName(Kind)) 799651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines // Debug name, shouldn't appear in user-facing diagnostics. 800651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Out << '<' << S << '>'; 801651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines else 802651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines Out << "(null)"; 803651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines break; 804651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines } 80508631c5fa053867146b5ee8be658c229f6bf127cChris Lattner // ---- NAMES and TYPES ---- 806d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_identifierinfo: { 80708631c5fa053867146b5ee8be658c229f6bf127cChris Lattner const IdentifierInfo *II = getArgIdentifier(ArgNo); 80808631c5fa053867146b5ee8be658c229f6bf127cChris Lattner assert(ModifierLen == 0 && "No modifiers for strings yet"); 809e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 810e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar // Don't crash if get passed a null pointer by accident. 811e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar if (!II) { 812e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar const char *S = "(null)"; 813e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar OutStr.append(S, S + strlen(S)); 814e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar continue; 815e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar } 816e46e354ecb9a04c8d3724ae2b0f95f4424e3f69cDaniel Dunbar 81701eb9b9683535d8a65c704ad2c545903409e2d36Daniel Dunbar llvm::raw_svector_ostream(OutStr) << '\'' << II->getName() << '\''; 81808631c5fa053867146b5ee8be658c229f6bf127cChris Lattner break; 81908631c5fa053867146b5ee8be658c229f6bf127cChris Lattner } 820d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_qualtype: 821d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_declarationname: 822d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_nameddecl: 823d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_nestednamespec: 824d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie case DiagnosticsEngine::ak_declcontext: 825651f13cea278ec967336033dd032faef0e9fc2ecStephen Hines case DiagnosticsEngine::ak_attr: 826b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner getDiags()->ConvertArgToString(Kind, getRawArg(ArgNo), 827ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Modifier, ModifierLen), 828ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Argument, ArgumentLen), 829ef8225444452a1486bd721f3285301fe84643b00Stephen Hines FormattedArgs, 8300673cb30340aadaede7b795c763b00f6b64e611cChandler Carruth OutStr, QualTypeVals); 83122caddc91d2f6186739c6b20ec58ed38cd68e595Chris Lattner break; 832246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu case DiagnosticsEngine::ak_qualtype_pair: 833246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Create a struct with all the info needed for printing. 834246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TemplateDiffTypes TDT; 835246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.FromType = getRawArg(ArgNo); 836246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.ToType = getRawArg(ArgNo2); 837246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.ElideType = getDiags()->ElideType; 838246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.ShowColors = getDiags()->ShowColors; 8395409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu TDT.TemplateDiffUsed = false; 840246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu intptr_t val = reinterpret_cast<intptr_t>(&TDT); 841246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 842529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu const char *ArgumentEnd = Argument + ArgumentLen; 843529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu const char *Pipe = ScanFormat(Argument, ArgumentEnd, '|'); 844529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu 8455561977175c04dc2bae53b0f577a5c1ca83b96ffRichard Trieu // Print the tree. If this diagnostic already has a tree, skip the 8465561977175c04dc2bae53b0f577a5c1ca83b96ffRichard Trieu // second tree. 8475561977175c04dc2bae53b0f577a5c1ca83b96ffRichard Trieu if (getDiags()->PrintTemplateTree && Tree.empty()) { 848246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.PrintFromType = true; 849246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.PrintTree = true; 850246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu getDiags()->ConvertArgToString(Kind, val, 851ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Modifier, ModifierLen), 852ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Argument, ArgumentLen), 853ef8225444452a1486bd721f3285301fe84643b00Stephen Hines FormattedArgs, 854246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu Tree, QualTypeVals); 855246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // If there is no tree information, fall back to regular printing. 856529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu if (!Tree.empty()) { 857529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu FormatDiagnostic(Pipe + 1, ArgumentEnd, OutStr); 858246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu break; 859529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu } 860246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu } 861246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 862246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Non-tree printing, also the fall-back when tree printing fails. 863246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // The fall-back is triggered when the types compared are not templates. 864529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu const char *FirstDollar = ScanFormat(Argument, ArgumentEnd, '$'); 865529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu const char *SecondDollar = ScanFormat(FirstDollar + 1, ArgumentEnd, '$'); 866246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 867246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Append before text 868529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu FormatDiagnostic(Argument, FirstDollar, OutStr); 869246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 870246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Append first type 871246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.PrintTree = false; 872246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.PrintFromType = true; 873246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu getDiags()->ConvertArgToString(Kind, val, 874ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Modifier, ModifierLen), 875ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Argument, ArgumentLen), 876ef8225444452a1486bd721f3285301fe84643b00Stephen Hines FormattedArgs, 877246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu OutStr, QualTypeVals); 8785409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu if (!TDT.TemplateDiffUsed) 8795409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu FormattedArgs.push_back(std::make_pair(DiagnosticsEngine::ak_qualtype, 8805409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu TDT.FromType)); 8815409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu 882246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Append middle text 883529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu FormatDiagnostic(FirstDollar + 1, SecondDollar, OutStr); 884246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 885246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Append second type 886246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu TDT.PrintFromType = false; 887246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu getDiags()->ConvertArgToString(Kind, val, 888ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Modifier, ModifierLen), 889ef8225444452a1486bd721f3285301fe84643b00Stephen Hines StringRef(Argument, ArgumentLen), 890ef8225444452a1486bd721f3285301fe84643b00Stephen Hines FormattedArgs, 891246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu OutStr, QualTypeVals); 8925409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu if (!TDT.TemplateDiffUsed) 8935409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu FormattedArgs.push_back(std::make_pair(DiagnosticsEngine::ak_qualtype, 8945409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu TDT.ToType)); 8955409d28b6167032696f4915bb765a6f7db579f3fRichard Trieu 896246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Append end text 897529cdf4c2ef0985dd6f4b7b68ab76e6a1a5082d5Richard Trieu FormatDiagnostic(SecondDollar + 1, Pipe, OutStr); 898246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu break; 8997bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 900b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 901b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // Remember this argument info for subsequent formatting operations. Turn 902b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // std::strings into a null terminated string to make it be the same case as 903b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner // all the other ones. 904246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu if (Kind == DiagnosticsEngine::ak_qualtype_pair) 905246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu continue; 906246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu else if (Kind != DiagnosticsEngine::ak_std_string) 907b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner FormattedArgs.push_back(std::make_pair(Kind, getRawArg(ArgNo))); 908b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner else 909d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie FormattedArgs.push_back(std::make_pair(DiagnosticsEngine::ak_c_string, 910b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner (intptr_t)getArgStdStr(ArgNo).c_str())); 911b54d8af9a66cc20a6a9a9219c7eaea8df7ee7fd4Chris Lattner 9127bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber } 913246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu 914246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu // Append the type tree to the end of the diagnostics. 915246b6aa6763de8c617d564ef33123a8f3293a80eRichard Trieu OutStr.append(Tree.begin(), Tree.end()); 9167bfaaaecb3113f955db31e8d8a51acffd1bc0c27Nico Weber} 917cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek 918a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::StoredDiagnostic() { } 919a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 920d6471f7c1921c7802804ce3ff6fe9768310f72b9David BlaikieStoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 9215f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef Message) 922a6a32e295379570b489cc041053d2cd53bcafd1cBenjamin Kramer : ID(ID), Level(Level), Loc(), Message(Message) { } 923a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 924d6471f7c1921c7802804ce3ff6fe9768310f72b9David BlaikieStoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level, 92540847cfb58acc3cac7d68727df9455ac45f2e118David Blaikie const Diagnostic &Info) 926aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor : ID(Info.getID()), Level(Level) 927aa5f135f8db82b5e5fb1640fd51f8078e0b2d82dDouglas Gregor{ 92833e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis assert((Info.getLocation().isInvalid() || Info.hasSourceManager()) && 92933e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis "Valid source location without setting a source manager for diagnostic"); 93033e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis if (Info.getLocation().isValid()) 93133e4e70c8c0a17e0ccb7465d96556b077a68ecb1Argyrios Kyrtzidis Loc = FullSourceLoc(Info.getLocation(), Info.getSourceManager()); 932f7ccbad5d9949e7ddd1cbef43d482553b811e026Dylan Noblesmith SmallString<64> Message; 933a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Info.FormatDiagnostic(Message); 934a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor this->Message.assign(Message.begin(), Message.end()); 935a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 936a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.reserve(Info.getNumRanges()); 937a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor for (unsigned I = 0, N = Info.getNumRanges(); I != N; ++I) 938a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor Ranges.push_back(Info.getRange(I)); 939a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 940849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixIts.reserve(Info.getNumFixItHints()); 941849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor for (unsigned I = 0, N = Info.getNumFixItHints(); I != N; ++I) 942849b243d4065f56742a4677d6dc8277609a151f8Douglas Gregor FixIts.push_back(Info.getFixItHint(I)); 943a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor} 944a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 945d6471f7c1921c7802804ce3ff6fe9768310f72b9David BlaikieStoredDiagnostic::StoredDiagnostic(DiagnosticsEngine::Level Level, unsigned ID, 9465f9e272e632e951b1efe824cd16acb4d96077930Chris Lattner StringRef Message, FullSourceLoc Loc, 9472d3ba4f5a923a90c3fc290ddfba5e36c2d0a9b46Chris Lattner ArrayRef<CharSourceRange> Ranges, 948f9067c6b56b7ea89a43c8c2d5a0ca2c8487ea987Aaron Ballman ArrayRef<FixItHint> FixIts) 949f9067c6b56b7ea89a43c8c2d5a0ca2c8487ea987Aaron Ballman : ID(ID), Level(Level), Loc(Loc), Message(Message), 950f9067c6b56b7ea89a43c8c2d5a0ca2c8487ea987Aaron Ballman Ranges(Ranges.begin(), Ranges.end()), FixIts(FixIts.begin(), FixIts.end()) 951f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor{ 952f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor} 953f62d43d2afe1960755a1b5813cae1e5983bcac1bDouglas Gregor 954a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas GregorStoredDiagnostic::~StoredDiagnostic() { } 955a88084b78fd4ca5d3d858c14b02414f8cc399f02Douglas Gregor 956cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// IncludeInDiagnosticCounts - This method (whose default implementation 957cabe66811fe43835b8c5a0854552768fc53261e3Ted Kremenek/// returns true) indicates whether the diagnostics handled by this 95878ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikie/// DiagnosticConsumer should be included in the number of diagnostics 959d6471f7c1921c7802804ce3ff6fe9768310f72b9David Blaikie/// reported by DiagnosticsEngine. 96078ad0b98848c17a0a11847fa1d456e2dfec8aa2fDavid Blaikiebool DiagnosticConsumer::IncludeInDiagnosticCounts() const { return true; } 961fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 96299ba9e3bd70671f3441fb974895f226a83ce0e66David Blaikievoid IgnoringDiagConsumer::anchor() { } 96399ba9e3bd70671f3441fb974895f226a83ce0e66David Blaikie 964a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas GregorForwardingDiagnosticConsumer::~ForwardingDiagnosticConsumer() {} 965a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor 966a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregorvoid ForwardingDiagnosticConsumer::HandleDiagnostic( 967a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor DiagnosticsEngine::Level DiagLevel, 968a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor const Diagnostic &Info) { 969a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor Target.HandleDiagnostic(DiagLevel, Info); 970a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor} 971a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor 972a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregorvoid ForwardingDiagnosticConsumer::clear() { 973a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor DiagnosticConsumer::clear(); 974a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor Target.clear(); 975a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor} 976a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor 977a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregorbool ForwardingDiagnosticConsumer::IncludeInDiagnosticCounts() const { 978a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor return Target.IncludeInDiagnosticCounts(); 979a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor} 980a4a90cabfa15c900016a7cfaea51a6d4e8ebf4dbDouglas Gregor 981d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin KramerPartialDiagnostic::StorageAllocator::StorageAllocator() { 982fe6b2d481d91140923f4541f273b253291884214Douglas Gregor for (unsigned I = 0; I != NumCached; ++I) 983fe6b2d481d91140923f4541f273b253291884214Douglas Gregor FreeList[I] = Cached + I; 984fe6b2d481d91140923f4541f273b253291884214Douglas Gregor NumFreeListEntries = NumCached; 985fe6b2d481d91140923f4541f273b253291884214Douglas Gregor} 986fe6b2d481d91140923f4541f273b253291884214Douglas Gregor 987d7a3e2c5f61cd4893f95b69a424fe4def3aa0f69Benjamin KramerPartialDiagnostic::StorageAllocator::~StorageAllocator() { 988dfaee4922b990fbf33808b91b961dc27df585030Chad Rosier // Don't assert if we are in a CrashRecovery context, as this invariant may 989dfaee4922b990fbf33808b91b961dc27df585030Chad Rosier // be invalidated during a crash. 990dfaee4922b990fbf33808b91b961dc27df585030Chad Rosier assert((NumFreeListEntries == NumCached || 991dfaee4922b990fbf33808b91b961dc27df585030Chad Rosier llvm::CrashRecoveryContext::isRecoveringFromCrash()) && 992dfaee4922b990fbf33808b91b961dc27df585030Chad Rosier "A partial is on the lamb"); 993fe6b2d481d91140923f4541f273b253291884214Douglas Gregor} 994