1 //===--- CompilerInvocation.cpp -------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "clang/Frontend/CompilerInvocation.h" 11 #include "clang/Basic/Diagnostic.h" 12 #include "clang/Basic/Version.h" 13 #include "clang/Basic/FileManager.h" 14 #include "clang/Driver/Arg.h" 15 #include "clang/Driver/ArgList.h" 16 #include "clang/Driver/Options.h" 17 #include "clang/Driver/DriverDiagnostic.h" 18 #include "clang/Driver/OptTable.h" 19 #include "clang/Driver/Option.h" 20 #include "clang/Frontend/CompilerInvocation.h" 21 #include "clang/Frontend/LangStandard.h" 22 #include "clang/Serialization/ASTReader.h" 23 #include "llvm/ADT/OwningPtr.h" 24 #include "llvm/ADT/SmallVector.h" 25 #include "llvm/ADT/StringExtras.h" 26 #include "llvm/ADT/StringSwitch.h" 27 #include "llvm/ADT/Triple.h" 28 #include "llvm/Support/ErrorHandling.h" 29 #include "llvm/Support/Host.h" 30 #include "llvm/Support/Path.h" 31 using namespace clang; 32 33 //===----------------------------------------------------------------------===// 34 // Initialization. 35 //===----------------------------------------------------------------------===// 36 37 CompilerInvocationBase::CompilerInvocationBase() 38 : LangOpts(new LangOptions()) {} 39 40 CompilerInvocationBase::CompilerInvocationBase(const CompilerInvocationBase &X) 41 : RefCountedBase<CompilerInvocation>(), 42 LangOpts(new LangOptions(*X.getLangOpts())) {} 43 44 //===----------------------------------------------------------------------===// 45 // Utility functions. 46 //===----------------------------------------------------------------------===// 47 48 static const char *getAnalysisStoreName(AnalysisStores Kind) { 49 switch (Kind) { 50 default: 51 llvm_unreachable("Unknown analysis store!"); 52 #define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ 53 case NAME##Model: return CMDFLAG; 54 #include "clang/Frontend/Analyses.def" 55 } 56 } 57 58 static const char *getAnalysisConstraintName(AnalysisConstraints Kind) { 59 switch (Kind) { 60 default: 61 llvm_unreachable("Unknown analysis constraints!"); 62 #define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ 63 case NAME##Model: return CMDFLAG; 64 #include "clang/Frontend/Analyses.def" 65 } 66 } 67 68 static const char *getAnalysisDiagClientName(AnalysisDiagClients Kind) { 69 switch (Kind) { 70 default: 71 llvm_unreachable("Unknown analysis client!"); 72 #define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN, AUTOCREATE) \ 73 case PD_##NAME: return CMDFLAG; 74 #include "clang/Frontend/Analyses.def" 75 } 76 } 77 78 static const char *getAnalysisPurgeModeName(AnalysisPurgeMode Kind) { 79 switch (Kind) { 80 default: 81 llvm_unreachable("Unknown analysis purge mode!"); 82 #define ANALYSIS_PURGE(NAME, CMDFLAG, DESC) \ 83 case NAME: return CMDFLAG; 84 #include "clang/Frontend/Analyses.def" 85 } 86 } 87 88 static const char *getAnalysisIPAModeName(AnalysisIPAMode Kind) { 89 switch (Kind) { 90 default: 91 llvm_unreachable("Unknown analysis ipa mode!"); 92 #define ANALYSIS_IPA(NAME, CMDFLAG, DESC) \ 93 case NAME: return CMDFLAG; 94 #include "clang/Frontend/Analyses.def" 95 } 96 } 97 98 static const char * 99 getAnalysisInliningModeName(AnalysisInliningMode Kind) { 100 switch (Kind) { 101 default: 102 llvm_unreachable("Unknown analysis inlining mode!"); 103 #define ANALYSIS_INLINE_SELECTION(NAME, CMDFLAG, DESC) \ 104 case NAME: return CMDFLAG; 105 #include "clang/Frontend/Analyses.def" 106 } 107 } 108 109 //===----------------------------------------------------------------------===// 110 // Serialization (to args) 111 //===----------------------------------------------------------------------===// 112 113 namespace { 114 /// ToArgsList - Helper class to create a list of std::strings. 115 class ToArgsList { 116 std::vector<std::string> &Res; 117 public: 118 explicit ToArgsList(std::vector<std::string> &Res) : Res(Res) {} 119 120 void push_back(StringRef Str) { 121 // Avoid creating a temporary string. 122 Res.push_back(std::string()); 123 Res.back().assign(Str.data(), Str.size()); 124 } 125 126 void push_back(StringRef Str1, StringRef Str2) { 127 push_back(Str1); 128 push_back(Str2); 129 } 130 }; 131 } 132 133 static void AnalyzerOptsToArgs(const AnalyzerOptions &Opts, ToArgsList &Res) { 134 if (Opts.ShowCheckerHelp) 135 Res.push_back("-analyzer-checker-help"); 136 if (Opts.AnalysisStoreOpt != RegionStoreModel) 137 Res.push_back("-analyzer-store", 138 getAnalysisStoreName(Opts.AnalysisStoreOpt)); 139 if (Opts.AnalysisConstraintsOpt != RangeConstraintsModel) 140 Res.push_back("-analyzer-constraints", 141 getAnalysisConstraintName(Opts.AnalysisConstraintsOpt)); 142 if (Opts.AnalysisDiagOpt != PD_HTML) 143 Res.push_back("-analyzer-output", 144 getAnalysisDiagClientName(Opts.AnalysisDiagOpt)); 145 if (Opts.AnalysisPurgeOpt != PurgeStmt) 146 Res.push_back("-analyzer-purge", 147 getAnalysisPurgeModeName(Opts.AnalysisPurgeOpt)); 148 if (!Opts.AnalyzeSpecificFunction.empty()) 149 Res.push_back("-analyze-function", Opts.AnalyzeSpecificFunction); 150 if (Opts.IPAMode != Inlining) 151 Res.push_back("-analyzer-ipa", getAnalysisIPAModeName(Opts.IPAMode)); 152 if (Opts.InliningMode != NoRedundancy) 153 Res.push_back("-analyzer-inlining-mode", 154 getAnalysisInliningModeName(Opts.InliningMode)); 155 156 if (Opts.AnalyzeAll) 157 Res.push_back("-analyzer-opt-analyze-headers"); 158 if (Opts.AnalyzerDisplayProgress) 159 Res.push_back("-analyzer-display-progress"); 160 if (Opts.AnalyzeNestedBlocks) 161 Res.push_back("-analyzer-opt-analyze-nested-blocks"); 162 if (Opts.EagerlyAssume) 163 Res.push_back("-analyzer-eagerly-assume"); 164 if (Opts.TrimGraph) 165 Res.push_back("-trim-egraph"); 166 if (Opts.VisualizeEGDot) 167 Res.push_back("-analyzer-viz-egraph-graphviz"); 168 if (Opts.VisualizeEGUbi) 169 Res.push_back("-analyzer-viz-egraph-ubigraph"); 170 if (Opts.NoRetryExhausted) 171 Res.push_back("-analyzer-disable-retry-exhausted"); 172 173 for (unsigned i = 0, e = Opts.CheckersControlList.size(); i != e; ++i) { 174 const std::pair<std::string, bool> &opt = Opts.CheckersControlList[i]; 175 if (opt.second) 176 Res.push_back("-analyzer-disable-checker"); 177 else 178 Res.push_back("-analyzer-checker"); 179 Res.push_back(opt.first); 180 } 181 } 182 183 static void CodeGenOptsToArgs(const CodeGenOptions &Opts, ToArgsList &Res) { 184 switch (Opts.DebugInfo) { 185 case CodeGenOptions::NoDebugInfo: 186 break; 187 case CodeGenOptions::DebugLineTablesOnly: 188 Res.push_back("-gline-tables-only"); 189 break; 190 case CodeGenOptions::LimitedDebugInfo: 191 Res.push_back("-g"); 192 Res.push_back("-flimit-debug-info"); 193 break; 194 case CodeGenOptions::FullDebugInfo: 195 Res.push_back("-g"); 196 Res.push_back("-fno-limit-debug-info"); 197 break; 198 } 199 if (Opts.DisableLLVMOpts) 200 Res.push_back("-disable-llvm-optzns"); 201 if (Opts.DisableRedZone) 202 Res.push_back("-disable-red-zone"); 203 if (Opts.DisableTailCalls) 204 Res.push_back("-mdisable-tail-calls"); 205 if (!Opts.DebugCompilationDir.empty()) 206 Res.push_back("-fdebug-compilation-dir", Opts.DebugCompilationDir); 207 if (!Opts.DwarfDebugFlags.empty()) 208 Res.push_back("-dwarf-debug-flags", Opts.DwarfDebugFlags); 209 if (Opts.EmitGcovArcs) 210 Res.push_back("-femit-coverage-data"); 211 if (Opts.EmitGcovNotes) 212 Res.push_back("-femit-coverage-notes"); 213 if (!Opts.MergeAllConstants) 214 Res.push_back("-fno-merge-all-constants"); 215 if (Opts.NoCommon) 216 Res.push_back("-fno-common"); 217 if (Opts.ForbidGuardVariables) 218 Res.push_back("-fforbid-guard-variables"); 219 if (Opts.UseRegisterSizedBitfieldAccess) 220 Res.push_back("-fuse-register-sized-bitfield-access"); 221 if (Opts.NoImplicitFloat) 222 Res.push_back("-no-implicit-float"); 223 if (Opts.OmitLeafFramePointer) 224 Res.push_back("-momit-leaf-frame-pointer"); 225 if (Opts.OptimizeSize) { 226 assert(Opts.OptimizationLevel == 2 && "Invalid options!"); 227 Opts.OptimizeSize == 1 ? Res.push_back("-Os") : Res.push_back("-Oz"); 228 } else if (Opts.OptimizationLevel != 0) 229 Res.push_back("-O" + llvm::utostr(Opts.OptimizationLevel)); 230 if (!Opts.MainFileName.empty()) 231 Res.push_back("-main-file-name", Opts.MainFileName); 232 if (Opts.NoInfsFPMath) 233 Res.push_back("-menable-no-infinities"); 234 if (Opts.NoNaNsFPMath) 235 Res.push_back("-menable-no-nans"); 236 // SimplifyLibCalls is only derived. 237 // TimePasses is only derived. 238 // UnitAtATime is unused. 239 // Inlining is only derived. 240 241 // UnrollLoops is derived, but also accepts an option, no 242 // harm in pushing it back here. 243 if (Opts.UnrollLoops) 244 Res.push_back("-funroll-loops"); 245 if (Opts.DataSections) 246 Res.push_back("-fdata-sections"); 247 if (Opts.FunctionSections) 248 Res.push_back("-ffunction-sections"); 249 if (Opts.AsmVerbose) 250 Res.push_back("-masm-verbose"); 251 if (!Opts.CodeModel.empty()) 252 Res.push_back("-mcode-model", Opts.CodeModel); 253 if (Opts.CUDAIsDevice) 254 Res.push_back("-fcuda-is-device"); 255 if (!Opts.CXAAtExit) 256 Res.push_back("-fno-use-cxa-atexit"); 257 if (Opts.CXXCtorDtorAliases) 258 Res.push_back("-mconstructor-aliases"); 259 if (Opts.ObjCAutoRefCountExceptions) 260 Res.push_back("-fobjc-arc-eh"); 261 if (!Opts.DebugPass.empty()) { 262 Res.push_back("-mdebug-pass", Opts.DebugPass); 263 } 264 if (Opts.DisableFPElim) 265 Res.push_back("-mdisable-fp-elim"); 266 if (!Opts.FloatABI.empty()) 267 Res.push_back("-mfloat-abi", Opts.FloatABI); 268 if (!Opts.LimitFloatPrecision.empty()) 269 Res.push_back("-mlimit-float-precision", Opts.LimitFloatPrecision); 270 if (Opts.NoZeroInitializedInBSS) 271 Res.push_back("-mno-zero-initialized-bss"); 272 switch (Opts.getObjCDispatchMethod()) { 273 case CodeGenOptions::Legacy: 274 break; 275 case CodeGenOptions::Mixed: 276 Res.push_back("-fobjc-dispatch-method=mixed"); 277 break; 278 case CodeGenOptions::NonLegacy: 279 Res.push_back("-fobjc-dispatch-method=non-legacy"); 280 break; 281 } 282 if (Opts.BoundsChecking > 0) 283 Res.push_back("-fbounds-checking=" + llvm::utostr(Opts.BoundsChecking)); 284 if (Opts.NumRegisterParameters) 285 Res.push_back("-mregparm", llvm::utostr(Opts.NumRegisterParameters)); 286 if (Opts.NoGlobalMerge) 287 Res.push_back("-mno-global-merge"); 288 if (Opts.NoExecStack) 289 Res.push_back("-mnoexecstack"); 290 if (Opts.RelaxAll) 291 Res.push_back("-mrelax-all"); 292 if (Opts.SaveTempLabels) 293 Res.push_back("-msave-temp-labels"); 294 if (Opts.NoDwarf2CFIAsm) 295 Res.push_back("-fno-dwarf2-cfi-asm"); 296 if (Opts.NoDwarfDirectoryAsm) 297 Res.push_back("-fno-dwarf-directory-asm"); 298 if (Opts.SoftFloat) 299 Res.push_back("-msoft-float"); 300 if (Opts.StrictEnums) 301 Res.push_back("-fstrict-enums"); 302 if (Opts.UnwindTables) 303 Res.push_back("-munwind-tables"); 304 if (Opts.RelocationModel != "pic") 305 Res.push_back("-mrelocation-model", Opts.RelocationModel); 306 if (!Opts.VerifyModule) 307 Res.push_back("-disable-llvm-verifier"); 308 for (unsigned i = 0, e = Opts.BackendOptions.size(); i != e; ++i) 309 Res.push_back("-backend-option", Opts.BackendOptions[i]); 310 311 switch (Opts.DefaultTLSModel) { 312 case CodeGenOptions::GeneralDynamicTLSModel: 313 break; 314 case CodeGenOptions::LocalDynamicTLSModel: 315 Res.push_back("-ftls-model=local-dynamic"); 316 break; 317 case CodeGenOptions::InitialExecTLSModel: 318 Res.push_back("-ftls-model=initial-exec"); 319 break; 320 case CodeGenOptions::LocalExecTLSModel: 321 Res.push_back("-ftls-model=local-exec"); 322 break; 323 } 324 } 325 326 static void DependencyOutputOptsToArgs(const DependencyOutputOptions &Opts, 327 ToArgsList &Res) { 328 if (Opts.IncludeSystemHeaders) 329 Res.push_back("-sys-header-deps"); 330 if (Opts.ShowHeaderIncludes) 331 Res.push_back("-H"); 332 if (!Opts.HeaderIncludeOutputFile.empty()) 333 Res.push_back("-header-include-file", Opts.HeaderIncludeOutputFile); 334 if (Opts.UsePhonyTargets) 335 Res.push_back("-MP"); 336 if (!Opts.OutputFile.empty()) 337 Res.push_back("-dependency-file", Opts.OutputFile); 338 for (unsigned i = 0, e = Opts.Targets.size(); i != e; ++i) 339 Res.push_back("-MT", Opts.Targets[i]); 340 } 341 342 static void DiagnosticOptsToArgs(const DiagnosticOptions &Opts, 343 ToArgsList &Res) { 344 if (Opts.IgnoreWarnings) 345 Res.push_back("-w"); 346 if (Opts.NoRewriteMacros) 347 Res.push_back("-Wno-rewrite-macros"); 348 if (Opts.Pedantic) 349 Res.push_back("-pedantic"); 350 if (Opts.PedanticErrors) 351 Res.push_back("-pedantic-errors"); 352 if (!Opts.ShowColumn) 353 Res.push_back("-fno-show-column"); 354 if (!Opts.ShowLocation) 355 Res.push_back("-fno-show-source-location"); 356 if (!Opts.ShowCarets) 357 Res.push_back("-fno-caret-diagnostics"); 358 if (!Opts.ShowFixits) 359 Res.push_back("-fno-diagnostics-fixit-info"); 360 if (Opts.ShowSourceRanges) 361 Res.push_back("-fdiagnostics-print-source-range-info"); 362 if (Opts.ShowParseableFixits) 363 Res.push_back("-fdiagnostics-parseable-fixits"); 364 if (Opts.ShowColors) 365 Res.push_back("-fcolor-diagnostics"); 366 if (Opts.VerifyDiagnostics) 367 Res.push_back("-verify"); 368 if (Opts.ShowOptionNames) 369 Res.push_back("-fdiagnostics-show-option"); 370 if (Opts.ShowCategories == 1) 371 Res.push_back("-fdiagnostics-show-category=id"); 372 else if (Opts.ShowCategories == 2) 373 Res.push_back("-fdiagnostics-show-category=name"); 374 switch (Opts.Format) { 375 case DiagnosticOptions::Clang: 376 Res.push_back("-fdiagnostics-format=clang"); break; 377 case DiagnosticOptions::Msvc: 378 Res.push_back("-fdiagnostics-format=msvc"); break; 379 case DiagnosticOptions::Vi: 380 Res.push_back("-fdiagnostics-format=vi"); break; 381 } 382 if (Opts.ErrorLimit) 383 Res.push_back("-ferror-limit", llvm::utostr(Opts.ErrorLimit)); 384 if (!Opts.DiagnosticLogFile.empty()) 385 Res.push_back("-diagnostic-log-file", Opts.DiagnosticLogFile); 386 if (Opts.MacroBacktraceLimit 387 != DiagnosticOptions::DefaultMacroBacktraceLimit) 388 Res.push_back("-fmacro-backtrace-limit", 389 llvm::utostr(Opts.MacroBacktraceLimit)); 390 if (Opts.TemplateBacktraceLimit 391 != DiagnosticOptions::DefaultTemplateBacktraceLimit) 392 Res.push_back("-ftemplate-backtrace-limit", 393 llvm::utostr(Opts.TemplateBacktraceLimit)); 394 if (Opts.ConstexprBacktraceLimit 395 != DiagnosticOptions::DefaultConstexprBacktraceLimit) 396 Res.push_back("-fconstexpr-backtrace-limit", 397 llvm::utostr(Opts.ConstexprBacktraceLimit)); 398 399 if (Opts.TabStop != DiagnosticOptions::DefaultTabStop) 400 Res.push_back("-ftabstop", llvm::utostr(Opts.TabStop)); 401 if (Opts.MessageLength) 402 Res.push_back("-fmessage-length", llvm::utostr(Opts.MessageLength)); 403 if (!Opts.DumpBuildInformation.empty()) 404 Res.push_back("-dump-build-information", Opts.DumpBuildInformation); 405 for (unsigned i = 0, e = Opts.Warnings.size(); i != e; ++i) 406 Res.push_back("-W" + Opts.Warnings[i]); 407 } 408 409 static const char *getInputKindName(InputKind Kind) { 410 switch (Kind) { 411 case IK_None: break; 412 case IK_AST: return "ast"; 413 case IK_Asm: return "assembler-with-cpp"; 414 case IK_C: return "c"; 415 case IK_CXX: return "c++"; 416 case IK_LLVM_IR: return "ir"; 417 case IK_ObjC: return "objective-c"; 418 case IK_ObjCXX: return "objective-c++"; 419 case IK_OpenCL: return "cl"; 420 case IK_CUDA: return "cuda"; 421 case IK_PreprocessedC: return "cpp-output"; 422 case IK_PreprocessedCXX: return "c++-cpp-output"; 423 case IK_PreprocessedObjC: return "objective-c-cpp-output"; 424 case IK_PreprocessedObjCXX:return "objective-c++-cpp-output"; 425 } 426 427 llvm_unreachable("Unexpected language kind!"); 428 } 429 430 static const char *getActionName(frontend::ActionKind Kind) { 431 switch (Kind) { 432 case frontend::PluginAction: 433 llvm_unreachable("Invalid kind!"); 434 435 case frontend::ASTDump: return "-ast-dump"; 436 case frontend::ASTDumpXML: return "-ast-dump-xml"; 437 case frontend::ASTPrint: return "-ast-print"; 438 case frontend::ASTView: return "-ast-view"; 439 case frontend::DumpRawTokens: return "-dump-raw-tokens"; 440 case frontend::DumpTokens: return "-dump-tokens"; 441 case frontend::EmitAssembly: return "-S"; 442 case frontend::EmitBC: return "-emit-llvm-bc"; 443 case frontend::EmitHTML: return "-emit-html"; 444 case frontend::EmitLLVM: return "-emit-llvm"; 445 case frontend::EmitLLVMOnly: return "-emit-llvm-only"; 446 case frontend::EmitCodeGenOnly: return "-emit-codegen-only"; 447 case frontend::EmitObj: return "-emit-obj"; 448 case frontend::FixIt: return "-fixit"; 449 case frontend::GenerateModule: return "-emit-module"; 450 case frontend::GeneratePCH: return "-emit-pch"; 451 case frontend::GeneratePTH: return "-emit-pth"; 452 case frontend::InitOnly: return "-init-only"; 453 case frontend::ParseSyntaxOnly: return "-fsyntax-only"; 454 case frontend::PrintDeclContext: return "-print-decl-contexts"; 455 case frontend::PrintPreamble: return "-print-preamble"; 456 case frontend::PrintPreprocessedInput: return "-E"; 457 case frontend::RewriteMacros: return "-rewrite-macros"; 458 case frontend::RewriteObjC: return "-rewrite-objc"; 459 case frontend::RewriteTest: return "-rewrite-test"; 460 case frontend::RunAnalysis: return "-analyze"; 461 case frontend::MigrateSource: return "-migrate"; 462 case frontend::RunPreprocessorOnly: return "-Eonly"; 463 } 464 465 llvm_unreachable("Unexpected language kind!"); 466 } 467 468 static void FileSystemOptsToArgs(const FileSystemOptions &Opts, ToArgsList &Res){ 469 if (!Opts.WorkingDir.empty()) 470 Res.push_back("-working-directory", Opts.WorkingDir); 471 } 472 473 static void CodeCompleteOptionsToArgs(const CodeCompleteOptions &Opts, 474 ToArgsList &Res) { 475 if (Opts.IncludeMacros) 476 Res.push_back("-code-completion-macros"); 477 if (Opts.IncludeCodePatterns) 478 Res.push_back("-code-completion-patterns"); 479 if (!Opts.IncludeGlobals) 480 Res.push_back("-no-code-completion-globals"); 481 if (Opts.IncludeBriefComments) 482 Res.push_back("-code-completion-brief-comments"); 483 } 484 485 static void FrontendOptsToArgs(const FrontendOptions &Opts, ToArgsList &Res) { 486 if (Opts.DisableFree) 487 Res.push_back("-disable-free"); 488 if (Opts.RelocatablePCH) 489 Res.push_back("-relocatable-pch"); 490 if (Opts.ShowHelp) 491 Res.push_back("-help"); 492 if (Opts.ShowStats) 493 Res.push_back("-print-stats"); 494 if (Opts.ShowTimers) 495 Res.push_back("-ftime-report"); 496 if (Opts.ShowVersion) 497 Res.push_back("-version"); 498 if (Opts.FixWhatYouCan) 499 Res.push_back("-fix-what-you-can"); 500 if (Opts.FixOnlyWarnings) 501 Res.push_back("-fix-only-warnings"); 502 if (Opts.FixAndRecompile) 503 Res.push_back("-fixit-recompile"); 504 if (Opts.FixToTemporaries) 505 Res.push_back("-fixit-to-temporary"); 506 switch (Opts.ARCMTAction) { 507 case FrontendOptions::ARCMT_None: 508 break; 509 case FrontendOptions::ARCMT_Check: 510 Res.push_back("-arcmt-check"); 511 break; 512 case FrontendOptions::ARCMT_Modify: 513 Res.push_back("-arcmt-modify"); 514 break; 515 case FrontendOptions::ARCMT_Migrate: 516 Res.push_back("-arcmt-migrate"); 517 break; 518 } 519 CodeCompleteOptionsToArgs(Opts.CodeCompleteOpts, Res); 520 if (!Opts.MTMigrateDir.empty()) 521 Res.push_back("-mt-migrate-directory", Opts.MTMigrateDir); 522 if (!Opts.ARCMTMigrateReportOut.empty()) 523 Res.push_back("-arcmt-migrate-report-output", Opts.ARCMTMigrateReportOut); 524 if (Opts.ARCMTMigrateEmitARCErrors) 525 Res.push_back("-arcmt-migrate-emit-errors"); 526 527 if (Opts.ObjCMTAction & ~FrontendOptions::ObjCMT_Literals) 528 Res.push_back("-objcmt-migrate-literals"); 529 if (Opts.ObjCMTAction & ~FrontendOptions::ObjCMT_Subscripting) 530 Res.push_back("-objcmt-migrate-subscripting"); 531 532 bool NeedLang = false; 533 for (unsigned i = 0, e = Opts.Inputs.size(); i != e; ++i) 534 if (FrontendOptions::getInputKindForExtension(Opts.Inputs[i].File) != 535 Opts.Inputs[i].Kind) 536 NeedLang = true; 537 if (NeedLang) 538 Res.push_back("-x", getInputKindName(Opts.Inputs[0].Kind)); 539 for (unsigned i = 0, e = Opts.Inputs.size(); i != e; ++i) { 540 assert((!NeedLang || Opts.Inputs[i].Kind == Opts.Inputs[0].Kind) && 541 "Unable to represent this input vector!"); 542 Res.push_back(Opts.Inputs[i].File); 543 } 544 545 if (!Opts.OutputFile.empty()) 546 Res.push_back("-o", Opts.OutputFile); 547 if (!Opts.CodeCompletionAt.FileName.empty()) 548 Res.push_back("-code-completion-at", 549 Opts.CodeCompletionAt.FileName + ":" + 550 llvm::utostr(Opts.CodeCompletionAt.Line) + ":" + 551 llvm::utostr(Opts.CodeCompletionAt.Column)); 552 if (Opts.ProgramAction != frontend::PluginAction) 553 Res.push_back(getActionName(Opts.ProgramAction)); 554 if (!Opts.ActionName.empty()) { 555 Res.push_back("-plugin", Opts.ActionName); 556 for(unsigned i = 0, e = Opts.PluginArgs.size(); i != e; ++i) 557 Res.push_back("-plugin-arg-" + Opts.ActionName, Opts.PluginArgs[i]); 558 } 559 for (unsigned i = 0, e = Opts.Plugins.size(); i != e; ++i) 560 Res.push_back("-load", Opts.Plugins[i]); 561 for (unsigned i = 0, e = Opts.AddPluginActions.size(); i != e; ++i) { 562 Res.push_back("-add-plugin", Opts.AddPluginActions[i]); 563 for(unsigned ai = 0, ae = Opts.AddPluginArgs.size(); ai != ae; ++ai) 564 Res.push_back("-plugin-arg-" + Opts.AddPluginActions[i], 565 Opts.AddPluginArgs[i][ai]); 566 } 567 for (unsigned i = 0, e = Opts.ASTMergeFiles.size(); i != e; ++i) 568 Res.push_back("-ast-merge", Opts.ASTMergeFiles[i]); 569 for (unsigned i = 0, e = Opts.LLVMArgs.size(); i != e; ++i) 570 Res.push_back("-mllvm", Opts.LLVMArgs[i]); 571 if (!Opts.OverrideRecordLayoutsFile.empty()) 572 Res.push_back("-foverride-record-layout=" + Opts.OverrideRecordLayoutsFile); 573 } 574 575 static void HeaderSearchOptsToArgs(const HeaderSearchOptions &Opts, 576 ToArgsList &Res) { 577 if (Opts.Sysroot != "/") { 578 Res.push_back("-isysroot"); 579 Res.push_back(Opts.Sysroot); 580 } 581 582 /// User specified include entries. 583 for (unsigned i = 0, e = Opts.UserEntries.size(); i != e; ++i) { 584 const HeaderSearchOptions::Entry &E = Opts.UserEntries[i]; 585 if (E.IsFramework && (E.Group != frontend::Angled || !E.IsUserSupplied)) 586 llvm::report_fatal_error("Invalid option set!"); 587 if (E.IsUserSupplied) { 588 switch (E.Group) { 589 case frontend::After: 590 Res.push_back("-idirafter"); 591 break; 592 593 case frontend::Quoted: 594 Res.push_back("-iquote"); 595 break; 596 597 case frontend::System: 598 Res.push_back("-isystem"); 599 break; 600 601 case frontend::IndexHeaderMap: 602 Res.push_back("-index-header-map"); 603 Res.push_back(E.IsFramework? "-F" : "-I"); 604 break; 605 606 case frontend::CSystem: 607 Res.push_back("-c-isystem"); 608 break; 609 610 case frontend::CXXSystem: 611 Res.push_back("-cxx-isystem"); 612 break; 613 614 case frontend::ObjCSystem: 615 Res.push_back("-objc-isystem"); 616 break; 617 618 case frontend::ObjCXXSystem: 619 Res.push_back("-objcxx-isystem"); 620 break; 621 622 case frontend::Angled: 623 Res.push_back(E.IsFramework ? "-F" : "-I"); 624 break; 625 } 626 } else { 627 if (E.IsInternal) { 628 assert(E.Group == frontend::System && "Unexpected header search group"); 629 if (E.ImplicitExternC) 630 Res.push_back("-internal-externc-isystem"); 631 else 632 Res.push_back("-internal-isystem"); 633 } else { 634 if (E.Group != frontend::Angled && E.Group != frontend::System) 635 llvm::report_fatal_error("Invalid option set!"); 636 Res.push_back(E.Group == frontend::Angled ? "-iwithprefixbefore" : 637 "-iwithprefix"); 638 } 639 } 640 Res.push_back(E.Path); 641 } 642 643 /// User-specified system header prefixes. 644 for (unsigned i = 0, e = Opts.SystemHeaderPrefixes.size(); i != e; ++i) { 645 if (Opts.SystemHeaderPrefixes[i].IsSystemHeader) 646 Res.push_back("-isystem-prefix"); 647 else 648 Res.push_back("-ino-system-prefix"); 649 650 Res.push_back(Opts.SystemHeaderPrefixes[i].Prefix); 651 } 652 653 if (!Opts.ResourceDir.empty()) 654 Res.push_back("-resource-dir", Opts.ResourceDir); 655 if (!Opts.ModuleCachePath.empty()) 656 Res.push_back("-fmodule-cache-path", Opts.ModuleCachePath); 657 if (!Opts.UseStandardSystemIncludes) 658 Res.push_back("-nostdsysteminc"); 659 if (!Opts.UseStandardCXXIncludes) 660 Res.push_back("-nostdinc++"); 661 if (Opts.UseLibcxx) 662 Res.push_back("-stdlib=libc++"); 663 if (Opts.Verbose) 664 Res.push_back("-v"); 665 } 666 667 static void LangOptsToArgs(const LangOptions &Opts, ToArgsList &Res) { 668 LangOptions DefaultLangOpts; 669 670 // FIXME: Need to set -std to get all the implicit options. 671 672 // FIXME: We want to only pass options relative to the defaults, which 673 // requires constructing a target. :( 674 // 675 // It would be better to push the all target specific choices into the driver, 676 // so that everything below that was more uniform. 677 678 if (Opts.Trigraphs) 679 Res.push_back("-trigraphs"); 680 // Implicit based on the input kind: 681 // AsmPreprocessor, CPlusPlus, ObjC1, ObjC2, OpenCL 682 // Implicit based on the input language standard: 683 // BCPLComment, C99, CPlusPlus0x, Digraphs, GNUInline, ImplicitInt, GNUMode 684 if (Opts.DollarIdents) 685 Res.push_back("-fdollars-in-identifiers"); 686 if (Opts.GNUMode && !Opts.GNUKeywords) 687 Res.push_back("-fno-gnu-keywords"); 688 if (!Opts.GNUMode && Opts.GNUKeywords) 689 Res.push_back("-fgnu-keywords"); 690 if (Opts.MicrosoftExt) 691 Res.push_back("-fms-extensions"); 692 if (Opts.MicrosoftMode) 693 Res.push_back("-fms-compatibility"); 694 if (Opts.MSCVersion != 0) 695 Res.push_back("-fmsc-version=" + llvm::utostr(Opts.MSCVersion)); 696 if (Opts.Borland) 697 Res.push_back("-fborland-extensions"); 698 if (Opts.ObjCDefaultSynthProperties) 699 Res.push_back("-fobjc-default-synthesize-properties"); 700 // NoInline is implicit. 701 if (!Opts.CXXOperatorNames) 702 Res.push_back("-fno-operator-names"); 703 if (Opts.PascalStrings) 704 Res.push_back("-fpascal-strings"); 705 if (Opts.CatchUndefined) 706 Res.push_back("-fcatch-undefined-behavior"); 707 if (Opts.AddressSanitizer) 708 Res.push_back("-faddress-sanitizer"); 709 if (Opts.ThreadSanitizer) 710 Res.push_back("-fthread-sanitizer"); 711 if (Opts.WritableStrings) 712 Res.push_back("-fwritable-strings"); 713 if (Opts.ConstStrings) 714 Res.push_back("-fconst-strings"); 715 if (!Opts.LaxVectorConversions) 716 Res.push_back("-fno-lax-vector-conversions"); 717 if (Opts.AltiVec) 718 Res.push_back("-faltivec"); 719 if (Opts.Exceptions) 720 Res.push_back("-fexceptions"); 721 if (Opts.ObjCExceptions) 722 Res.push_back("-fobjc-exceptions"); 723 if (Opts.CXXExceptions) 724 Res.push_back("-fcxx-exceptions"); 725 if (Opts.SjLjExceptions) 726 Res.push_back("-fsjlj-exceptions"); 727 if (Opts.TraditionalCPP) 728 Res.push_back("-traditional-cpp"); 729 if (!Opts.RTTI) 730 Res.push_back("-fno-rtti"); 731 if (Opts.MSBitfields) 732 Res.push_back("-mms-bitfields"); 733 if (Opts.Freestanding) 734 Res.push_back("-ffreestanding"); 735 if (Opts.NoBuiltin) 736 Res.push_back("-fno-builtin"); 737 if (!Opts.AssumeSaneOperatorNew) 738 Res.push_back("-fno-assume-sane-operator-new"); 739 if (!Opts.ThreadsafeStatics) 740 Res.push_back("-fno-threadsafe-statics"); 741 if (Opts.POSIXThreads) 742 Res.push_back("-pthread"); 743 if (Opts.Blocks) 744 Res.push_back("-fblocks"); 745 if (Opts.BlocksRuntimeOptional) 746 Res.push_back("-fblocks-runtime-optional"); 747 if (Opts.Modules) 748 Res.push_back("-fmodules"); 749 if (Opts.EmitAllDecls) 750 Res.push_back("-femit-all-decls"); 751 if (Opts.MathErrno) 752 Res.push_back("-fmath-errno"); 753 switch (Opts.getSignedOverflowBehavior()) { 754 case LangOptions::SOB_Undefined: break; 755 case LangOptions::SOB_Defined: Res.push_back("-fwrapv"); break; 756 case LangOptions::SOB_Trapping: 757 Res.push_back("-ftrapv"); 758 if (!Opts.OverflowHandler.empty()) 759 Res.push_back("-ftrapv-handler", Opts.OverflowHandler); 760 break; 761 } 762 switch (Opts.getFPContractMode()) { 763 case LangOptions::FPC_Off: Res.push_back("-ffp-contract=off"); break; 764 case LangOptions::FPC_On: Res.push_back("-ffp-contract=on"); break; 765 case LangOptions::FPC_Fast: Res.push_back("-ffp-contract=fast"); break; 766 } 767 if (Opts.HeinousExtensions) 768 Res.push_back("-fheinous-gnu-extensions"); 769 // Optimize is implicit. 770 // OptimizeSize is implicit. 771 if (Opts.FastMath) 772 Res.push_back("-ffast-math"); 773 if (Opts.Static) 774 Res.push_back("-static-define"); 775 if (Opts.DumpRecordLayoutsSimple) 776 Res.push_back("-fdump-record-layouts-simple"); 777 else if (Opts.DumpRecordLayouts) 778 Res.push_back("-fdump-record-layouts"); 779 if (Opts.DumpVTableLayouts) 780 Res.push_back("-fdump-vtable-layouts"); 781 if (Opts.NoBitFieldTypeAlign) 782 Res.push_back("-fno-bitfield-type-alignment"); 783 if (Opts.PICLevel) 784 Res.push_back("-pic-level", llvm::utostr(Opts.PICLevel)); 785 if (Opts.PIELevel) 786 Res.push_back("-pie-level", llvm::utostr(Opts.PIELevel)); 787 if (Opts.ObjCGCBitmapPrint) 788 Res.push_back("-print-ivar-layout"); 789 if (Opts.NoConstantCFStrings) 790 Res.push_back("-fno-constant-cfstrings"); 791 if (!Opts.AccessControl) 792 Res.push_back("-fno-access-control"); 793 if (!Opts.CharIsSigned) 794 Res.push_back("-fno-signed-char"); 795 if (Opts.ShortWChar) 796 Res.push_back("-fshort-wchar"); 797 if (!Opts.ElideConstructors) 798 Res.push_back("-fno-elide-constructors"); 799 if (Opts.getGC() != LangOptions::NonGC) { 800 if (Opts.getGC() == LangOptions::HybridGC) { 801 Res.push_back("-fobjc-gc"); 802 } else { 803 assert(Opts.getGC() == LangOptions::GCOnly && "Invalid GC mode!"); 804 Res.push_back("-fobjc-gc-only"); 805 } 806 } 807 Res.push_back("-fobjc-runtime=" + Opts.ObjCRuntime.getAsString()); 808 if (Opts.ObjCAutoRefCount) 809 Res.push_back("-fobjc-arc"); 810 if (Opts.ObjCRuntimeHasWeak) 811 Res.push_back("-fobjc-runtime-has-weak"); 812 if (!Opts.ObjCInferRelatedResultType) 813 Res.push_back("-fno-objc-infer-related-result-type"); 814 815 if (Opts.AppleKext) 816 Res.push_back("-fapple-kext"); 817 818 if (Opts.getVisibilityMode() != DefaultVisibility) { 819 Res.push_back("-fvisibility"); 820 if (Opts.getVisibilityMode() == HiddenVisibility) { 821 Res.push_back("hidden"); 822 } else { 823 assert(Opts.getVisibilityMode() == ProtectedVisibility && 824 "Invalid visibility!"); 825 Res.push_back("protected"); 826 } 827 } 828 if (Opts.InlineVisibilityHidden) 829 Res.push_back("-fvisibility-inlines-hidden"); 830 831 if (Opts.getStackProtector() != 0) 832 Res.push_back("-stack-protector", llvm::utostr(Opts.getStackProtector())); 833 if (Opts.InstantiationDepth != DefaultLangOpts.InstantiationDepth) 834 Res.push_back("-ftemplate-depth", llvm::utostr(Opts.InstantiationDepth)); 835 if (Opts.ConstexprCallDepth != DefaultLangOpts.ConstexprCallDepth) 836 Res.push_back("-fconstexpr-depth", llvm::utostr(Opts.ConstexprCallDepth)); 837 if (!Opts.ObjCConstantStringClass.empty()) 838 Res.push_back("-fconstant-string-class", Opts.ObjCConstantStringClass); 839 if (Opts.FakeAddressSpaceMap) 840 Res.push_back("-ffake-address-space-map"); 841 if (Opts.ParseUnknownAnytype) 842 Res.push_back("-funknown-anytype"); 843 if (Opts.DebuggerSupport) 844 Res.push_back("-fdebugger-support"); 845 if (Opts.DebuggerCastResultToId) 846 Res.push_back("-fdebugger-cast-result-to-id"); 847 if (Opts.DebuggerObjCLiteral) 848 Res.push_back("-fdebugger-objc-literal"); 849 if (Opts.DelayedTemplateParsing) 850 Res.push_back("-fdelayed-template-parsing"); 851 if (Opts.Deprecated) 852 Res.push_back("-fdeprecated-macro"); 853 if (Opts.ApplePragmaPack) 854 Res.push_back("-fapple-pragma-pack"); 855 if (!Opts.CurrentModule.empty()) 856 Res.push_back("-fmodule-name=" + Opts.CurrentModule); 857 } 858 859 static void PreprocessorOptsToArgs(const PreprocessorOptions &Opts, 860 ToArgsList &Res) { 861 for (unsigned i = 0, e = Opts.Macros.size(); i != e; ++i) 862 Res.push_back(std::string(Opts.Macros[i].second ? "-U" : "-D") + 863 Opts.Macros[i].first); 864 for (unsigned i = 0, e = Opts.Includes.size(); i != e; ++i) { 865 // FIXME: We need to avoid reincluding the implicit PCH and PTH includes. 866 Res.push_back("-include", Opts.Includes[i]); 867 } 868 for (unsigned i = 0, e = Opts.MacroIncludes.size(); i != e; ++i) 869 Res.push_back("-imacros", Opts.MacroIncludes[i]); 870 if (!Opts.UsePredefines) 871 Res.push_back("-undef"); 872 if (Opts.DetailedRecord) 873 Res.push_back("-detailed-preprocessing-record"); 874 if (!Opts.ImplicitPCHInclude.empty()) 875 Res.push_back("-include-pch", Opts.ImplicitPCHInclude); 876 if (!Opts.ImplicitPTHInclude.empty()) 877 Res.push_back("-include-pth", Opts.ImplicitPTHInclude); 878 if (!Opts.TokenCache.empty()) { 879 if (Opts.ImplicitPTHInclude.empty()) 880 Res.push_back("-token-cache", Opts.TokenCache); 881 else 882 assert(Opts.ImplicitPTHInclude == Opts.TokenCache && 883 "Unsupported option combination!"); 884 } 885 for (unsigned i = 0, e = Opts.ChainedIncludes.size(); i != e; ++i) 886 Res.push_back("-chain-include", Opts.ChainedIncludes[i]); 887 for (unsigned i = 0, e = Opts.RemappedFiles.size(); i != e; ++i) { 888 Res.push_back("-remap-file", Opts.RemappedFiles[i].first + ";" + 889 Opts.RemappedFiles[i].second); 890 } 891 } 892 893 static void PreprocessorOutputOptsToArgs(const PreprocessorOutputOptions &Opts, 894 ToArgsList &Res) { 895 if (!Opts.ShowCPP && !Opts.ShowMacros) 896 llvm::report_fatal_error("Invalid option combination!"); 897 898 if (Opts.ShowCPP && Opts.ShowMacros) 899 Res.push_back("-dD"); 900 else if (!Opts.ShowCPP && Opts.ShowMacros) 901 Res.push_back("-dM"); 902 903 if (!Opts.ShowLineMarkers) 904 Res.push_back("-P"); 905 if (Opts.ShowComments) 906 Res.push_back("-C"); 907 if (Opts.ShowMacroComments) 908 Res.push_back("-CC"); 909 } 910 911 static void TargetOptsToArgs(const TargetOptions &Opts, 912 ToArgsList &Res) { 913 Res.push_back("-triple"); 914 Res.push_back(Opts.Triple); 915 if (!Opts.CPU.empty()) 916 Res.push_back("-target-cpu", Opts.CPU); 917 if (!Opts.ABI.empty()) 918 Res.push_back("-target-abi", Opts.ABI); 919 if (!Opts.LinkerVersion.empty()) 920 Res.push_back("-target-linker-version", Opts.LinkerVersion); 921 if (!Opts.CXXABI.empty()) 922 Res.push_back("-cxx-abi", Opts.CXXABI); 923 for (unsigned i = 0, e = Opts.Features.size(); i != e; ++i) 924 Res.push_back("-target-feature", Opts.Features[i]); 925 } 926 927 void CompilerInvocation::toArgs(std::vector<std::string> &Res) const { 928 ToArgsList List(Res); 929 AnalyzerOptsToArgs(getAnalyzerOpts(), List); 930 CodeGenOptsToArgs(getCodeGenOpts(), List); 931 DependencyOutputOptsToArgs(getDependencyOutputOpts(), List); 932 DiagnosticOptsToArgs(getDiagnosticOpts(), List); 933 FileSystemOptsToArgs(getFileSystemOpts(), List); 934 FrontendOptsToArgs(getFrontendOpts(), List); 935 HeaderSearchOptsToArgs(getHeaderSearchOpts(), List); 936 LangOptsToArgs(*getLangOpts(), List); 937 PreprocessorOptsToArgs(getPreprocessorOpts(), List); 938 PreprocessorOutputOptsToArgs(getPreprocessorOutputOpts(), List); 939 TargetOptsToArgs(getTargetOpts(), List); 940 } 941 942 //===----------------------------------------------------------------------===// 943 // Deserialization (to args) 944 //===----------------------------------------------------------------------===// 945 946 using namespace clang::driver; 947 using namespace clang::driver::options; 948 949 // 950 951 static unsigned getOptimizationLevel(ArgList &Args, InputKind IK, 952 DiagnosticsEngine &Diags) { 953 unsigned DefaultOpt = 0; 954 if (IK == IK_OpenCL && !Args.hasArg(OPT_cl_opt_disable)) 955 DefaultOpt = 2; 956 957 if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { 958 if (A->getOption().matches(options::OPT_O0)) 959 return 0; 960 961 assert (A->getOption().matches(options::OPT_O)); 962 963 llvm::StringRef S(A->getValue(Args)); 964 if (S == "s" || S == "z" || S.empty()) 965 return 2; 966 967 return Args.getLastArgIntValue(OPT_O, DefaultOpt, Diags); 968 } 969 970 return DefaultOpt; 971 } 972 973 static unsigned getOptimizationLevelSize(ArgList &Args, InputKind IK, 974 DiagnosticsEngine &Diags) { 975 if (Arg *A = Args.getLastArg(options::OPT_O_Group)) { 976 if (A->getOption().matches(options::OPT_O)) { 977 switch (A->getValue(Args)[0]) { 978 default: 979 return 0; 980 case 's': 981 return 1; 982 case 'z': 983 return 2; 984 } 985 } 986 } 987 return 0; 988 } 989 990 static void addWarningArgs(ArgList &Args, std::vector<std::string> &Warnings) { 991 for (arg_iterator I = Args.filtered_begin(OPT_W_Group), 992 E = Args.filtered_end(); I != E; ++I) { 993 Arg *A = *I; 994 // If the argument is a pure flag, add its name (minus the "-W" at the beginning) 995 // to the warning list. Else, add its value (for the OPT_W case). 996 if (A->getOption().getKind() == Option::FlagClass) { 997 Warnings.push_back(A->getOption().getName().substr(2)); 998 } else { 999 for (unsigned Idx = 0, End = A->getNumValues(); 1000 Idx < End; ++Idx) { 1001 StringRef V = A->getValue(Args, Idx); 1002 // "-Wl," and such are not warning options. 1003 // FIXME: Should be handled by putting these in separate flags. 1004 if (V.startswith("l,") || V.startswith("a,") || V.startswith("p,")) 1005 continue; 1006 1007 Warnings.push_back(V); 1008 } 1009 } 1010 } 1011 } 1012 1013 static bool ParseAnalyzerArgs(AnalyzerOptions &Opts, ArgList &Args, 1014 DiagnosticsEngine &Diags) { 1015 using namespace options; 1016 bool Success = true; 1017 if (Arg *A = Args.getLastArg(OPT_analyzer_store)) { 1018 StringRef Name = A->getValue(Args); 1019 AnalysisStores Value = llvm::StringSwitch<AnalysisStores>(Name) 1020 #define ANALYSIS_STORE(NAME, CMDFLAG, DESC, CREATFN) \ 1021 .Case(CMDFLAG, NAME##Model) 1022 #include "clang/Frontend/Analyses.def" 1023 .Default(NumStores); 1024 if (Value == NumStores) { 1025 Diags.Report(diag::err_drv_invalid_value) 1026 << A->getAsString(Args) << Name; 1027 Success = false; 1028 } else { 1029 Opts.AnalysisStoreOpt = Value; 1030 } 1031 } 1032 1033 if (Arg *A = Args.getLastArg(OPT_analyzer_constraints)) { 1034 StringRef Name = A->getValue(Args); 1035 AnalysisConstraints Value = llvm::StringSwitch<AnalysisConstraints>(Name) 1036 #define ANALYSIS_CONSTRAINTS(NAME, CMDFLAG, DESC, CREATFN) \ 1037 .Case(CMDFLAG, NAME##Model) 1038 #include "clang/Frontend/Analyses.def" 1039 .Default(NumConstraints); 1040 if (Value == NumConstraints) { 1041 Diags.Report(diag::err_drv_invalid_value) 1042 << A->getAsString(Args) << Name; 1043 Success = false; 1044 } else { 1045 Opts.AnalysisConstraintsOpt = Value; 1046 } 1047 } 1048 1049 if (Arg *A = Args.getLastArg(OPT_analyzer_output)) { 1050 StringRef Name = A->getValue(Args); 1051 AnalysisDiagClients Value = llvm::StringSwitch<AnalysisDiagClients>(Name) 1052 #define ANALYSIS_DIAGNOSTICS(NAME, CMDFLAG, DESC, CREATFN, AUTOCREAT) \ 1053 .Case(CMDFLAG, PD_##NAME) 1054 #include "clang/Frontend/Analyses.def" 1055 .Default(NUM_ANALYSIS_DIAG_CLIENTS); 1056 if (Value == NUM_ANALYSIS_DIAG_CLIENTS) { 1057 Diags.Report(diag::err_drv_invalid_value) 1058 << A->getAsString(Args) << Name; 1059 Success = false; 1060 } else { 1061 Opts.AnalysisDiagOpt = Value; 1062 } 1063 } 1064 1065 if (Arg *A = Args.getLastArg(OPT_analyzer_purge)) { 1066 StringRef Name = A->getValue(Args); 1067 AnalysisPurgeMode Value = llvm::StringSwitch<AnalysisPurgeMode>(Name) 1068 #define ANALYSIS_PURGE(NAME, CMDFLAG, DESC) \ 1069 .Case(CMDFLAG, NAME) 1070 #include "clang/Frontend/Analyses.def" 1071 .Default(NumPurgeModes); 1072 if (Value == NumPurgeModes) { 1073 Diags.Report(diag::err_drv_invalid_value) 1074 << A->getAsString(Args) << Name; 1075 Success = false; 1076 } else { 1077 Opts.AnalysisPurgeOpt = Value; 1078 } 1079 } 1080 1081 if (Arg *A = Args.getLastArg(OPT_analyzer_ipa)) { 1082 StringRef Name = A->getValue(Args); 1083 AnalysisIPAMode Value = llvm::StringSwitch<AnalysisIPAMode>(Name) 1084 #define ANALYSIS_IPA(NAME, CMDFLAG, DESC) \ 1085 .Case(CMDFLAG, NAME) 1086 #include "clang/Frontend/Analyses.def" 1087 .Default(NumIPAModes); 1088 if (Value == NumIPAModes) { 1089 Diags.Report(diag::err_drv_invalid_value) 1090 << A->getAsString(Args) << Name; 1091 Success = false; 1092 } else { 1093 Opts.IPAMode = Value; 1094 } 1095 } 1096 1097 if (Arg *A = Args.getLastArg(OPT_analyzer_inlining_mode)) { 1098 StringRef Name = A->getValue(Args); 1099 AnalysisInliningMode Value = llvm::StringSwitch<AnalysisInliningMode>(Name) 1100 #define ANALYSIS_INLINING_MODE(NAME, CMDFLAG, DESC) \ 1101 .Case(CMDFLAG, NAME) 1102 #include "clang/Frontend/Analyses.def" 1103 .Default(NumInliningModes); 1104 if (Value == NumInliningModes) { 1105 Diags.Report(diag::err_drv_invalid_value) 1106 << A->getAsString(Args) << Name; 1107 Success = false; 1108 } else { 1109 Opts.InliningMode = Value; 1110 } 1111 } 1112 1113 Opts.ShowCheckerHelp = Args.hasArg(OPT_analyzer_checker_help); 1114 Opts.VisualizeEGDot = Args.hasArg(OPT_analyzer_viz_egraph_graphviz); 1115 Opts.VisualizeEGUbi = Args.hasArg(OPT_analyzer_viz_egraph_ubigraph); 1116 Opts.NoRetryExhausted = Args.hasArg(OPT_analyzer_disable_retry_exhausted); 1117 Opts.AnalyzeAll = Args.hasArg(OPT_analyzer_opt_analyze_headers); 1118 Opts.AnalyzerDisplayProgress = Args.hasArg(OPT_analyzer_display_progress); 1119 Opts.AnalyzeNestedBlocks = 1120 Args.hasArg(OPT_analyzer_opt_analyze_nested_blocks); 1121 Opts.EagerlyAssume = Args.hasArg(OPT_analyzer_eagerly_assume); 1122 Opts.AnalyzeSpecificFunction = Args.getLastArgValue(OPT_analyze_function); 1123 Opts.UnoptimizedCFG = Args.hasArg(OPT_analysis_UnoptimizedCFG); 1124 Opts.CFGAddImplicitDtors = Args.hasArg(OPT_analysis_CFGAddImplicitDtors); 1125 Opts.CFGAddInitializers = Args.hasArg(OPT_analysis_CFGAddInitializers); 1126 Opts.TrimGraph = Args.hasArg(OPT_trim_egraph); 1127 Opts.MaxNodes = Args.getLastArgIntValue(OPT_analyzer_max_nodes, 150000,Diags); 1128 Opts.MaxLoop = Args.getLastArgIntValue(OPT_analyzer_max_loop, 4, Diags); 1129 Opts.EagerlyTrimEGraph = !Args.hasArg(OPT_analyzer_no_eagerly_trim_egraph); 1130 Opts.PrintStats = Args.hasArg(OPT_analyzer_stats); 1131 Opts.InlineMaxStackDepth = 1132 Args.getLastArgIntValue(OPT_analyzer_inline_max_stack_depth, 1133 Opts.InlineMaxStackDepth, Diags); 1134 Opts.InlineMaxFunctionSize = 1135 Args.getLastArgIntValue(OPT_analyzer_inline_max_function_size, 1136 Opts.InlineMaxFunctionSize, Diags); 1137 1138 Opts.CheckersControlList.clear(); 1139 for (arg_iterator it = Args.filtered_begin(OPT_analyzer_checker, 1140 OPT_analyzer_disable_checker), 1141 ie = Args.filtered_end(); it != ie; ++it) { 1142 const Arg *A = *it; 1143 A->claim(); 1144 bool enable = (A->getOption().getID() == OPT_analyzer_checker); 1145 // We can have a list of comma separated checker names, e.g: 1146 // '-analyzer-checker=cocoa,unix' 1147 StringRef checkerList = A->getValue(Args); 1148 SmallVector<StringRef, 4> checkers; 1149 checkerList.split(checkers, ","); 1150 for (unsigned i = 0, e = checkers.size(); i != e; ++i) 1151 Opts.CheckersControlList.push_back(std::make_pair(checkers[i], enable)); 1152 } 1153 1154 return Success; 1155 } 1156 1157 static bool ParseMigratorArgs(MigratorOptions &Opts, ArgList &Args) { 1158 Opts.NoNSAllocReallocError = Args.hasArg(OPT_migrator_no_nsalloc_error); 1159 Opts.NoFinalizeRemoval = Args.hasArg(OPT_migrator_no_finalize_removal); 1160 return true; 1161 } 1162 1163 static bool ParseCodeGenArgs(CodeGenOptions &Opts, ArgList &Args, InputKind IK, 1164 DiagnosticsEngine &Diags) { 1165 using namespace options; 1166 bool Success = true; 1167 1168 unsigned OptLevel = getOptimizationLevel(Args, IK, Diags); 1169 if (OptLevel > 3) { 1170 Diags.Report(diag::err_drv_invalid_value) 1171 << Args.getLastArg(OPT_O)->getAsString(Args) << OptLevel; 1172 OptLevel = 3; 1173 Success = false; 1174 } 1175 Opts.OptimizationLevel = OptLevel; 1176 1177 // We must always run at least the always inlining pass. 1178 Opts.Inlining = (Opts.OptimizationLevel > 1) ? CodeGenOptions::NormalInlining 1179 : CodeGenOptions::OnlyAlwaysInlining; 1180 // -fno-inline-functions overrides OptimizationLevel > 1. 1181 Opts.NoInline = Args.hasArg(OPT_fno_inline); 1182 Opts.Inlining = Args.hasArg(OPT_fno_inline_functions) ? 1183 CodeGenOptions::OnlyAlwaysInlining : Opts.Inlining; 1184 1185 if (Args.hasArg(OPT_gline_tables_only)) { 1186 Opts.DebugInfo = CodeGenOptions::DebugLineTablesOnly; 1187 } else if (Args.hasArg(OPT_g_Flag)) { 1188 if (Args.hasFlag(OPT_flimit_debug_info, OPT_fno_limit_debug_info, true)) 1189 Opts.DebugInfo = CodeGenOptions::LimitedDebugInfo; 1190 else 1191 Opts.DebugInfo = CodeGenOptions::FullDebugInfo; 1192 } 1193 1194 Opts.DisableLLVMOpts = Args.hasArg(OPT_disable_llvm_optzns); 1195 Opts.DisableRedZone = Args.hasArg(OPT_disable_red_zone); 1196 Opts.ForbidGuardVariables = Args.hasArg(OPT_fforbid_guard_variables); 1197 Opts.UseRegisterSizedBitfieldAccess = Args.hasArg( 1198 OPT_fuse_register_sized_bitfield_access); 1199 Opts.RelaxedAliasing = Args.hasArg(OPT_relaxed_aliasing); 1200 Opts.DwarfDebugFlags = Args.getLastArgValue(OPT_dwarf_debug_flags); 1201 Opts.MergeAllConstants = !Args.hasArg(OPT_fno_merge_all_constants); 1202 Opts.NoCommon = Args.hasArg(OPT_fno_common); 1203 Opts.NoImplicitFloat = Args.hasArg(OPT_no_implicit_float); 1204 Opts.OptimizeSize = getOptimizationLevelSize(Args, IK, Diags); 1205 Opts.SimplifyLibCalls = !(Args.hasArg(OPT_fno_builtin) || 1206 Args.hasArg(OPT_ffreestanding)); 1207 Opts.UnrollLoops = Args.hasArg(OPT_funroll_loops) || 1208 (Opts.OptimizationLevel > 1 && !Opts.OptimizeSize); 1209 1210 Opts.AsmVerbose = Args.hasArg(OPT_masm_verbose); 1211 Opts.ObjCAutoRefCountExceptions = Args.hasArg(OPT_fobjc_arc_exceptions); 1212 Opts.CUDAIsDevice = Args.hasArg(OPT_fcuda_is_device); 1213 Opts.CXAAtExit = !Args.hasArg(OPT_fno_use_cxa_atexit); 1214 Opts.CXXCtorDtorAliases = Args.hasArg(OPT_mconstructor_aliases); 1215 Opts.CodeModel = Args.getLastArgValue(OPT_mcode_model); 1216 Opts.DebugPass = Args.getLastArgValue(OPT_mdebug_pass); 1217 Opts.DisableFPElim = Args.hasArg(OPT_mdisable_fp_elim); 1218 Opts.DisableTailCalls = Args.hasArg(OPT_mdisable_tail_calls); 1219 Opts.FloatABI = Args.getLastArgValue(OPT_mfloat_abi); 1220 Opts.HiddenWeakVTables = Args.hasArg(OPT_fhidden_weak_vtables); 1221 Opts.LessPreciseFPMAD = Args.hasArg(OPT_cl_mad_enable); 1222 Opts.LimitFloatPrecision = Args.getLastArgValue(OPT_mlimit_float_precision); 1223 Opts.NoInfsFPMath = (Args.hasArg(OPT_menable_no_infinities) || 1224 Args.hasArg(OPT_cl_finite_math_only)|| 1225 Args.hasArg(OPT_cl_fast_relaxed_math)); 1226 Opts.NoNaNsFPMath = (Args.hasArg(OPT_menable_no_nans) || 1227 Args.hasArg(OPT_cl_finite_math_only)|| 1228 Args.hasArg(OPT_cl_fast_relaxed_math)); 1229 Opts.NoZeroInitializedInBSS = Args.hasArg(OPT_mno_zero_initialized_in_bss); 1230 Opts.BackendOptions = Args.getAllArgValues(OPT_backend_option); 1231 Opts.NumRegisterParameters = Args.getLastArgIntValue(OPT_mregparm, 0, Diags); 1232 Opts.NoGlobalMerge = Args.hasArg(OPT_mno_global_merge); 1233 Opts.NoExecStack = Args.hasArg(OPT_mno_exec_stack); 1234 Opts.RelaxAll = Args.hasArg(OPT_mrelax_all); 1235 Opts.OmitLeafFramePointer = Args.hasArg(OPT_momit_leaf_frame_pointer); 1236 Opts.SaveTempLabels = Args.hasArg(OPT_msave_temp_labels); 1237 Opts.NoDwarf2CFIAsm = Args.hasArg(OPT_fno_dwarf2_cfi_asm); 1238 Opts.NoDwarfDirectoryAsm = Args.hasArg(OPT_fno_dwarf_directory_asm); 1239 Opts.SoftFloat = Args.hasArg(OPT_msoft_float); 1240 Opts.StrictEnums = Args.hasArg(OPT_fstrict_enums); 1241 Opts.UnsafeFPMath = Args.hasArg(OPT_menable_unsafe_fp_math) || 1242 Args.hasArg(OPT_cl_unsafe_math_optimizations) || 1243 Args.hasArg(OPT_cl_fast_relaxed_math); 1244 Opts.UnwindTables = Args.hasArg(OPT_munwind_tables); 1245 Opts.RelocationModel = Args.getLastArgValue(OPT_mrelocation_model, "pic"); 1246 Opts.TrapFuncName = Args.getLastArgValue(OPT_ftrap_function_EQ); 1247 Opts.BoundsChecking = Args.getLastArgIntValue(OPT_fbounds_checking_EQ, 0, 1248 Diags); 1249 Opts.UseInitArray = Args.hasArg(OPT_fuse_init_array); 1250 1251 Opts.FunctionSections = Args.hasArg(OPT_ffunction_sections); 1252 Opts.DataSections = Args.hasArg(OPT_fdata_sections); 1253 1254 Opts.MainFileName = Args.getLastArgValue(OPT_main_file_name); 1255 Opts.VerifyModule = !Args.hasArg(OPT_disable_llvm_verifier); 1256 1257 Opts.InstrumentFunctions = Args.hasArg(OPT_finstrument_functions); 1258 Opts.InstrumentForProfiling = Args.hasArg(OPT_pg); 1259 Opts.EmitGcovArcs = Args.hasArg(OPT_femit_coverage_data); 1260 Opts.EmitGcovNotes = Args.hasArg(OPT_femit_coverage_notes); 1261 Opts.CoverageFile = Args.getLastArgValue(OPT_coverage_file); 1262 Opts.DebugCompilationDir = Args.getLastArgValue(OPT_fdebug_compilation_dir); 1263 Opts.LinkBitcodeFile = Args.getLastArgValue(OPT_mlink_bitcode_file); 1264 Opts.StackRealignment = Args.hasArg(OPT_mstackrealign); 1265 if (Arg *A = Args.getLastArg(OPT_mstack_alignment)) { 1266 StringRef Val = A->getValue(Args); 1267 Val.getAsInteger(10, Opts.StackAlignment); 1268 } 1269 1270 if (Arg *A = Args.getLastArg(OPT_fobjc_dispatch_method_EQ)) { 1271 StringRef Name = A->getValue(Args); 1272 unsigned Method = llvm::StringSwitch<unsigned>(Name) 1273 .Case("legacy", CodeGenOptions::Legacy) 1274 .Case("non-legacy", CodeGenOptions::NonLegacy) 1275 .Case("mixed", CodeGenOptions::Mixed) 1276 .Default(~0U); 1277 if (Method == ~0U) { 1278 Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; 1279 Success = false; 1280 } else { 1281 Opts.ObjCDispatchMethod = Method; 1282 } 1283 } 1284 1285 if (Arg *A = Args.getLastArg(OPT_ftlsmodel_EQ)) { 1286 StringRef Name = A->getValue(Args); 1287 unsigned Model = llvm::StringSwitch<unsigned>(Name) 1288 .Case("global-dynamic", CodeGenOptions::GeneralDynamicTLSModel) 1289 .Case("local-dynamic", CodeGenOptions::LocalDynamicTLSModel) 1290 .Case("initial-exec", CodeGenOptions::InitialExecTLSModel) 1291 .Case("local-exec", CodeGenOptions::LocalExecTLSModel) 1292 .Default(~0U); 1293 if (Model == ~0U) { 1294 Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; 1295 Success = false; 1296 } else { 1297 Opts.DefaultTLSModel = static_cast<CodeGenOptions::TLSModel>(Model); 1298 } 1299 } 1300 1301 return Success; 1302 } 1303 1304 static void ParseDependencyOutputArgs(DependencyOutputOptions &Opts, 1305 ArgList &Args) { 1306 using namespace options; 1307 Opts.OutputFile = Args.getLastArgValue(OPT_dependency_file); 1308 Opts.Targets = Args.getAllArgValues(OPT_MT); 1309 Opts.IncludeSystemHeaders = Args.hasArg(OPT_sys_header_deps); 1310 Opts.UsePhonyTargets = Args.hasArg(OPT_MP); 1311 Opts.ShowHeaderIncludes = Args.hasArg(OPT_H); 1312 Opts.HeaderIncludeOutputFile = Args.getLastArgValue(OPT_header_include_file); 1313 Opts.AddMissingHeaderDeps = Args.hasArg(OPT_MG); 1314 Opts.DOTOutputFile = Args.getLastArgValue(OPT_dependency_dot); 1315 } 1316 1317 bool clang::ParseDiagnosticArgs(DiagnosticOptions &Opts, ArgList &Args, 1318 DiagnosticsEngine *Diags) { 1319 using namespace options; 1320 bool Success = true; 1321 1322 Opts.DiagnosticLogFile = Args.getLastArgValue(OPT_diagnostic_log_file); 1323 Opts.DiagnosticSerializationFile = 1324 Args.getLastArgValue(OPT_diagnostic_serialized_file); 1325 Opts.IgnoreWarnings = Args.hasArg(OPT_w); 1326 Opts.NoRewriteMacros = Args.hasArg(OPT_Wno_rewrite_macros); 1327 Opts.Pedantic = Args.hasArg(OPT_pedantic); 1328 Opts.PedanticErrors = Args.hasArg(OPT_pedantic_errors); 1329 Opts.ShowCarets = !Args.hasArg(OPT_fno_caret_diagnostics); 1330 Opts.ShowColors = Args.hasArg(OPT_fcolor_diagnostics); 1331 Opts.ShowColumn = Args.hasFlag(OPT_fshow_column, 1332 OPT_fno_show_column, 1333 /*Default=*/true); 1334 Opts.ShowFixits = !Args.hasArg(OPT_fno_diagnostics_fixit_info); 1335 Opts.ShowLocation = !Args.hasArg(OPT_fno_show_source_location); 1336 Opts.ShowOptionNames = Args.hasArg(OPT_fdiagnostics_show_option); 1337 1338 // Default behavior is to not to show note include stacks. 1339 Opts.ShowNoteIncludeStack = false; 1340 if (Arg *A = Args.getLastArg(OPT_fdiagnostics_show_note_include_stack, 1341 OPT_fno_diagnostics_show_note_include_stack)) 1342 if (A->getOption().matches(OPT_fdiagnostics_show_note_include_stack)) 1343 Opts.ShowNoteIncludeStack = true; 1344 1345 StringRef ShowOverloads = 1346 Args.getLastArgValue(OPT_fshow_overloads_EQ, "all"); 1347 if (ShowOverloads == "best") 1348 Opts.ShowOverloads = DiagnosticsEngine::Ovl_Best; 1349 else if (ShowOverloads == "all") 1350 Opts.ShowOverloads = DiagnosticsEngine::Ovl_All; 1351 else { 1352 Success = false; 1353 if (Diags) 1354 Diags->Report(diag::err_drv_invalid_value) 1355 << Args.getLastArg(OPT_fshow_overloads_EQ)->getAsString(Args) 1356 << ShowOverloads; 1357 } 1358 1359 StringRef ShowCategory = 1360 Args.getLastArgValue(OPT_fdiagnostics_show_category, "none"); 1361 if (ShowCategory == "none") 1362 Opts.ShowCategories = 0; 1363 else if (ShowCategory == "id") 1364 Opts.ShowCategories = 1; 1365 else if (ShowCategory == "name") 1366 Opts.ShowCategories = 2; 1367 else { 1368 Success = false; 1369 if (Diags) 1370 Diags->Report(diag::err_drv_invalid_value) 1371 << Args.getLastArg(OPT_fdiagnostics_show_category)->getAsString(Args) 1372 << ShowCategory; 1373 } 1374 1375 StringRef Format = 1376 Args.getLastArgValue(OPT_fdiagnostics_format, "clang"); 1377 if (Format == "clang") 1378 Opts.Format = DiagnosticOptions::Clang; 1379 else if (Format == "msvc") 1380 Opts.Format = DiagnosticOptions::Msvc; 1381 else if (Format == "vi") 1382 Opts.Format = DiagnosticOptions::Vi; 1383 else { 1384 Success = false; 1385 if (Diags) 1386 Diags->Report(diag::err_drv_invalid_value) 1387 << Args.getLastArg(OPT_fdiagnostics_format)->getAsString(Args) 1388 << Format; 1389 } 1390 1391 Opts.ShowSourceRanges = Args.hasArg(OPT_fdiagnostics_print_source_range_info); 1392 Opts.ShowParseableFixits = Args.hasArg(OPT_fdiagnostics_parseable_fixits); 1393 Opts.VerifyDiagnostics = Args.hasArg(OPT_verify); 1394 Opts.ElideType = !Args.hasArg(OPT_fno_elide_type); 1395 Opts.ShowTemplateTree = Args.hasArg(OPT_fdiagnostics_show_template_tree); 1396 Opts.ErrorLimit = Args.getLastArgIntValue(OPT_ferror_limit, 0, Diags); 1397 Opts.MacroBacktraceLimit 1398 = Args.getLastArgIntValue(OPT_fmacro_backtrace_limit, 1399 DiagnosticOptions::DefaultMacroBacktraceLimit, Diags); 1400 Opts.TemplateBacktraceLimit 1401 = Args.getLastArgIntValue(OPT_ftemplate_backtrace_limit, 1402 DiagnosticOptions::DefaultTemplateBacktraceLimit, 1403 Diags); 1404 Opts.ConstexprBacktraceLimit 1405 = Args.getLastArgIntValue(OPT_fconstexpr_backtrace_limit, 1406 DiagnosticOptions::DefaultConstexprBacktraceLimit, 1407 Diags); 1408 Opts.TabStop = Args.getLastArgIntValue(OPT_ftabstop, 1409 DiagnosticOptions::DefaultTabStop, Diags); 1410 if (Opts.TabStop == 0 || Opts.TabStop > DiagnosticOptions::MaxTabStop) { 1411 Opts.TabStop = DiagnosticOptions::DefaultTabStop; 1412 if (Diags) 1413 Diags->Report(diag::warn_ignoring_ftabstop_value) 1414 << Opts.TabStop << DiagnosticOptions::DefaultTabStop; 1415 } 1416 Opts.MessageLength = Args.getLastArgIntValue(OPT_fmessage_length, 0, Diags); 1417 Opts.DumpBuildInformation = Args.getLastArgValue(OPT_dump_build_information); 1418 addWarningArgs(Args, Opts.Warnings); 1419 1420 return Success; 1421 } 1422 1423 static void ParseFileSystemArgs(FileSystemOptions &Opts, ArgList &Args) { 1424 Opts.WorkingDir = Args.getLastArgValue(OPT_working_directory); 1425 } 1426 1427 static InputKind ParseFrontendArgs(FrontendOptions &Opts, ArgList &Args, 1428 DiagnosticsEngine &Diags) { 1429 using namespace options; 1430 Opts.ProgramAction = frontend::ParseSyntaxOnly; 1431 if (const Arg *A = Args.getLastArg(OPT_Action_Group)) { 1432 switch (A->getOption().getID()) { 1433 default: 1434 llvm_unreachable("Invalid option in group!"); 1435 case OPT_ast_dump: 1436 Opts.ProgramAction = frontend::ASTDump; break; 1437 case OPT_ast_dump_xml: 1438 Opts.ProgramAction = frontend::ASTDumpXML; break; 1439 case OPT_ast_print: 1440 Opts.ProgramAction = frontend::ASTPrint; break; 1441 case OPT_ast_view: 1442 Opts.ProgramAction = frontend::ASTView; break; 1443 case OPT_dump_raw_tokens: 1444 Opts.ProgramAction = frontend::DumpRawTokens; break; 1445 case OPT_dump_tokens: 1446 Opts.ProgramAction = frontend::DumpTokens; break; 1447 case OPT_S: 1448 Opts.ProgramAction = frontend::EmitAssembly; break; 1449 case OPT_emit_llvm_bc: 1450 Opts.ProgramAction = frontend::EmitBC; break; 1451 case OPT_emit_html: 1452 Opts.ProgramAction = frontend::EmitHTML; break; 1453 case OPT_emit_llvm: 1454 Opts.ProgramAction = frontend::EmitLLVM; break; 1455 case OPT_emit_llvm_only: 1456 Opts.ProgramAction = frontend::EmitLLVMOnly; break; 1457 case OPT_emit_codegen_only: 1458 Opts.ProgramAction = frontend::EmitCodeGenOnly; break; 1459 case OPT_emit_obj: 1460 Opts.ProgramAction = frontend::EmitObj; break; 1461 case OPT_fixit_EQ: 1462 Opts.FixItSuffix = A->getValue(Args); 1463 // fall-through! 1464 case OPT_fixit: 1465 Opts.ProgramAction = frontend::FixIt; break; 1466 case OPT_emit_module: 1467 Opts.ProgramAction = frontend::GenerateModule; break; 1468 case OPT_emit_pch: 1469 Opts.ProgramAction = frontend::GeneratePCH; break; 1470 case OPT_emit_pth: 1471 Opts.ProgramAction = frontend::GeneratePTH; break; 1472 case OPT_init_only: 1473 Opts.ProgramAction = frontend::InitOnly; break; 1474 case OPT_fsyntax_only: 1475 Opts.ProgramAction = frontend::ParseSyntaxOnly; break; 1476 case OPT_print_decl_contexts: 1477 Opts.ProgramAction = frontend::PrintDeclContext; break; 1478 case OPT_print_preamble: 1479 Opts.ProgramAction = frontend::PrintPreamble; break; 1480 case OPT_E: 1481 Opts.ProgramAction = frontend::PrintPreprocessedInput; break; 1482 case OPT_rewrite_macros: 1483 Opts.ProgramAction = frontend::RewriteMacros; break; 1484 case OPT_rewrite_objc: 1485 Opts.ProgramAction = frontend::RewriteObjC; break; 1486 case OPT_rewrite_test: 1487 Opts.ProgramAction = frontend::RewriteTest; break; 1488 case OPT_analyze: 1489 Opts.ProgramAction = frontend::RunAnalysis; break; 1490 case OPT_migrate: 1491 Opts.ProgramAction = frontend::MigrateSource; break; 1492 case OPT_Eonly: 1493 Opts.ProgramAction = frontend::RunPreprocessorOnly; break; 1494 } 1495 } 1496 1497 if (const Arg* A = Args.getLastArg(OPT_plugin)) { 1498 Opts.Plugins.push_back(A->getValue(Args,0)); 1499 Opts.ProgramAction = frontend::PluginAction; 1500 Opts.ActionName = A->getValue(Args); 1501 1502 for (arg_iterator it = Args.filtered_begin(OPT_plugin_arg), 1503 end = Args.filtered_end(); it != end; ++it) { 1504 if ((*it)->getValue(Args, 0) == Opts.ActionName) 1505 Opts.PluginArgs.push_back((*it)->getValue(Args, 1)); 1506 } 1507 } 1508 1509 Opts.AddPluginActions = Args.getAllArgValues(OPT_add_plugin); 1510 Opts.AddPluginArgs.resize(Opts.AddPluginActions.size()); 1511 for (int i = 0, e = Opts.AddPluginActions.size(); i != e; ++i) { 1512 for (arg_iterator it = Args.filtered_begin(OPT_plugin_arg), 1513 end = Args.filtered_end(); it != end; ++it) { 1514 if ((*it)->getValue(Args, 0) == Opts.AddPluginActions[i]) 1515 Opts.AddPluginArgs[i].push_back((*it)->getValue(Args, 1)); 1516 } 1517 } 1518 1519 if (const Arg *A = Args.getLastArg(OPT_code_completion_at)) { 1520 Opts.CodeCompletionAt = 1521 ParsedSourceLocation::FromString(A->getValue(Args)); 1522 if (Opts.CodeCompletionAt.FileName.empty()) 1523 Diags.Report(diag::err_drv_invalid_value) 1524 << A->getAsString(Args) << A->getValue(Args); 1525 } 1526 Opts.DisableFree = Args.hasArg(OPT_disable_free); 1527 1528 Opts.OutputFile = Args.getLastArgValue(OPT_o); 1529 Opts.Plugins = Args.getAllArgValues(OPT_load); 1530 Opts.RelocatablePCH = Args.hasArg(OPT_relocatable_pch); 1531 Opts.ShowHelp = Args.hasArg(OPT_help); 1532 Opts.ShowStats = Args.hasArg(OPT_print_stats); 1533 Opts.ShowTimers = Args.hasArg(OPT_ftime_report); 1534 Opts.ShowVersion = Args.hasArg(OPT_version); 1535 Opts.ASTMergeFiles = Args.getAllArgValues(OPT_ast_merge); 1536 Opts.LLVMArgs = Args.getAllArgValues(OPT_mllvm); 1537 Opts.FixWhatYouCan = Args.hasArg(OPT_fix_what_you_can); 1538 Opts.FixOnlyWarnings = Args.hasArg(OPT_fix_only_warnings); 1539 Opts.FixAndRecompile = Args.hasArg(OPT_fixit_recompile); 1540 Opts.FixToTemporaries = Args.hasArg(OPT_fixit_to_temp); 1541 1542 Opts.CodeCompleteOpts.IncludeMacros 1543 = Args.hasArg(OPT_code_completion_macros); 1544 Opts.CodeCompleteOpts.IncludeCodePatterns 1545 = Args.hasArg(OPT_code_completion_patterns); 1546 Opts.CodeCompleteOpts.IncludeGlobals 1547 = !Args.hasArg(OPT_no_code_completion_globals); 1548 Opts.CodeCompleteOpts.IncludeBriefComments 1549 = Args.hasArg(OPT_code_completion_brief_comments); 1550 1551 Opts.OverrideRecordLayoutsFile 1552 = Args.getLastArgValue(OPT_foverride_record_layout_EQ); 1553 if (const Arg *A = Args.getLastArg(OPT_arcmt_check, 1554 OPT_arcmt_modify, 1555 OPT_arcmt_migrate)) { 1556 switch (A->getOption().getID()) { 1557 default: 1558 llvm_unreachable("missed a case"); 1559 case OPT_arcmt_check: 1560 Opts.ARCMTAction = FrontendOptions::ARCMT_Check; 1561 break; 1562 case OPT_arcmt_modify: 1563 Opts.ARCMTAction = FrontendOptions::ARCMT_Modify; 1564 break; 1565 case OPT_arcmt_migrate: 1566 Opts.ARCMTAction = FrontendOptions::ARCMT_Migrate; 1567 break; 1568 } 1569 } 1570 Opts.MTMigrateDir = Args.getLastArgValue(OPT_mt_migrate_directory); 1571 Opts.ARCMTMigrateReportOut 1572 = Args.getLastArgValue(OPT_arcmt_migrate_report_output); 1573 Opts.ARCMTMigrateEmitARCErrors 1574 = Args.hasArg(OPT_arcmt_migrate_emit_arc_errors); 1575 1576 if (Args.hasArg(OPT_objcmt_migrate_literals)) 1577 Opts.ObjCMTAction |= FrontendOptions::ObjCMT_Literals; 1578 if (Args.hasArg(OPT_objcmt_migrate_subscripting)) 1579 Opts.ObjCMTAction |= FrontendOptions::ObjCMT_Subscripting; 1580 1581 if (Opts.ARCMTAction != FrontendOptions::ARCMT_None && 1582 Opts.ObjCMTAction != FrontendOptions::ObjCMT_None) { 1583 Diags.Report(diag::err_drv_argument_not_allowed_with) 1584 << "ARC migration" << "ObjC migration"; 1585 } 1586 1587 InputKind DashX = IK_None; 1588 if (const Arg *A = Args.getLastArg(OPT_x)) { 1589 DashX = llvm::StringSwitch<InputKind>(A->getValue(Args)) 1590 .Case("c", IK_C) 1591 .Case("cl", IK_OpenCL) 1592 .Case("cuda", IK_CUDA) 1593 .Case("c++", IK_CXX) 1594 .Case("objective-c", IK_ObjC) 1595 .Case("objective-c++", IK_ObjCXX) 1596 .Case("cpp-output", IK_PreprocessedC) 1597 .Case("assembler-with-cpp", IK_Asm) 1598 .Case("c++-cpp-output", IK_PreprocessedCXX) 1599 .Case("objective-c-cpp-output", IK_PreprocessedObjC) 1600 .Case("objc-cpp-output", IK_PreprocessedObjC) 1601 .Case("objective-c++-cpp-output", IK_PreprocessedObjCXX) 1602 .Case("objc++-cpp-output", IK_PreprocessedObjCXX) 1603 .Case("c-header", IK_C) 1604 .Case("cl-header", IK_OpenCL) 1605 .Case("objective-c-header", IK_ObjC) 1606 .Case("c++-header", IK_CXX) 1607 .Case("objective-c++-header", IK_ObjCXX) 1608 .Case("ast", IK_AST) 1609 .Case("ir", IK_LLVM_IR) 1610 .Default(IK_None); 1611 if (DashX == IK_None) 1612 Diags.Report(diag::err_drv_invalid_value) 1613 << A->getAsString(Args) << A->getValue(Args); 1614 } 1615 1616 // '-' is the default input if none is given. 1617 std::vector<std::string> Inputs = Args.getAllArgValues(OPT_INPUT); 1618 Opts.Inputs.clear(); 1619 if (Inputs.empty()) 1620 Inputs.push_back("-"); 1621 for (unsigned i = 0, e = Inputs.size(); i != e; ++i) { 1622 InputKind IK = DashX; 1623 if (IK == IK_None) { 1624 IK = FrontendOptions::getInputKindForExtension( 1625 StringRef(Inputs[i]).rsplit('.').second); 1626 // FIXME: Remove this hack. 1627 if (i == 0) 1628 DashX = IK; 1629 } 1630 Opts.Inputs.push_back(FrontendInputFile(Inputs[i], IK)); 1631 } 1632 1633 return DashX; 1634 } 1635 1636 std::string CompilerInvocation::GetResourcesPath(const char *Argv0, 1637 void *MainAddr) { 1638 llvm::sys::Path P = llvm::sys::Path::GetMainExecutable(Argv0, MainAddr); 1639 1640 if (!P.isEmpty()) { 1641 P.eraseComponent(); // Remove /clang from foo/bin/clang 1642 P.eraseComponent(); // Remove /bin from foo/bin 1643 1644 // Get foo/lib/clang/<version>/include 1645 P.appendComponent("lib"); 1646 P.appendComponent("clang"); 1647 P.appendComponent(CLANG_VERSION_STRING); 1648 } 1649 1650 return P.str(); 1651 } 1652 1653 static void ParseHeaderSearchArgs(HeaderSearchOptions &Opts, ArgList &Args) { 1654 using namespace options; 1655 Opts.Sysroot = Args.getLastArgValue(OPT_isysroot, "/"); 1656 Opts.Verbose = Args.hasArg(OPT_v); 1657 Opts.UseBuiltinIncludes = !Args.hasArg(OPT_nobuiltininc); 1658 Opts.UseStandardSystemIncludes = !Args.hasArg(OPT_nostdsysteminc); 1659 Opts.UseStandardCXXIncludes = !Args.hasArg(OPT_nostdincxx); 1660 if (const Arg *A = Args.getLastArg(OPT_stdlib_EQ)) 1661 Opts.UseLibcxx = (strcmp(A->getValue(Args), "libc++") == 0); 1662 Opts.ResourceDir = Args.getLastArgValue(OPT_resource_dir); 1663 Opts.ModuleCachePath = Args.getLastArgValue(OPT_fmodule_cache_path); 1664 Opts.DisableModuleHash = Args.hasArg(OPT_fdisable_module_hash); 1665 1666 // Add -I..., -F..., and -index-header-map options in order. 1667 bool IsIndexHeaderMap = false; 1668 for (arg_iterator it = Args.filtered_begin(OPT_I, OPT_F, 1669 OPT_index_header_map), 1670 ie = Args.filtered_end(); it != ie; ++it) { 1671 if ((*it)->getOption().matches(OPT_index_header_map)) { 1672 // -index-header-map applies to the next -I or -F. 1673 IsIndexHeaderMap = true; 1674 continue; 1675 } 1676 1677 frontend::IncludeDirGroup Group 1678 = IsIndexHeaderMap? frontend::IndexHeaderMap : frontend::Angled; 1679 1680 Opts.AddPath((*it)->getValue(Args), Group, true, 1681 /*IsFramework=*/ (*it)->getOption().matches(OPT_F), false); 1682 IsIndexHeaderMap = false; 1683 } 1684 1685 // Add -iprefix/-iwith-prefix/-iwithprefixbefore options. 1686 StringRef Prefix = ""; // FIXME: This isn't the correct default prefix. 1687 for (arg_iterator it = Args.filtered_begin(OPT_iprefix, OPT_iwithprefix, 1688 OPT_iwithprefixbefore), 1689 ie = Args.filtered_end(); it != ie; ++it) { 1690 const Arg *A = *it; 1691 if (A->getOption().matches(OPT_iprefix)) 1692 Prefix = A->getValue(Args); 1693 else if (A->getOption().matches(OPT_iwithprefix)) 1694 Opts.AddPath(Prefix.str() + A->getValue(Args), 1695 frontend::System, false, false, false); 1696 else 1697 Opts.AddPath(Prefix.str() + A->getValue(Args), 1698 frontend::Angled, false, false, false); 1699 } 1700 1701 for (arg_iterator it = Args.filtered_begin(OPT_idirafter), 1702 ie = Args.filtered_end(); it != ie; ++it) 1703 Opts.AddPath((*it)->getValue(Args), frontend::After, true, false, false); 1704 for (arg_iterator it = Args.filtered_begin(OPT_iquote), 1705 ie = Args.filtered_end(); it != ie; ++it) 1706 Opts.AddPath((*it)->getValue(Args), frontend::Quoted, true, false, false); 1707 for (arg_iterator it = Args.filtered_begin(OPT_isystem, 1708 OPT_iwithsysroot), ie = Args.filtered_end(); it != ie; ++it) 1709 Opts.AddPath((*it)->getValue(Args), frontend::System, true, false, 1710 !(*it)->getOption().matches(OPT_iwithsysroot)); 1711 for (arg_iterator it = Args.filtered_begin(OPT_iframework), 1712 ie = Args.filtered_end(); it != ie; ++it) 1713 Opts.AddPath((*it)->getValue(Args), frontend::System, true, true, 1714 true); 1715 1716 // Add the paths for the various language specific isystem flags. 1717 for (arg_iterator it = Args.filtered_begin(OPT_c_isystem), 1718 ie = Args.filtered_end(); it != ie; ++it) 1719 Opts.AddPath((*it)->getValue(Args), frontend::CSystem, true, false, true); 1720 for (arg_iterator it = Args.filtered_begin(OPT_cxx_isystem), 1721 ie = Args.filtered_end(); it != ie; ++it) 1722 Opts.AddPath((*it)->getValue(Args), frontend::CXXSystem, true, false, true); 1723 for (arg_iterator it = Args.filtered_begin(OPT_objc_isystem), 1724 ie = Args.filtered_end(); it != ie; ++it) 1725 Opts.AddPath((*it)->getValue(Args), frontend::ObjCSystem, true, false,true); 1726 for (arg_iterator it = Args.filtered_begin(OPT_objcxx_isystem), 1727 ie = Args.filtered_end(); it != ie; ++it) 1728 Opts.AddPath((*it)->getValue(Args), frontend::ObjCXXSystem, true, false, 1729 true); 1730 1731 // Add the internal paths from a driver that detects standard include paths. 1732 for (arg_iterator I = Args.filtered_begin(OPT_internal_isystem, 1733 OPT_internal_externc_isystem), 1734 E = Args.filtered_end(); 1735 I != E; ++I) 1736 Opts.AddPath((*I)->getValue(Args), frontend::System, 1737 false, false, /*IgnoreSysRoot=*/true, /*IsInternal=*/true, 1738 (*I)->getOption().matches(OPT_internal_externc_isystem)); 1739 1740 // Add the path prefixes which are implicitly treated as being system headers. 1741 for (arg_iterator I = Args.filtered_begin(OPT_isystem_prefix, 1742 OPT_ino_system_prefix), 1743 E = Args.filtered_end(); 1744 I != E; ++I) 1745 Opts.AddSystemHeaderPrefix((*I)->getValue(Args), 1746 (*I)->getOption().matches(OPT_isystem_prefix)); 1747 } 1748 1749 void CompilerInvocation::setLangDefaults(LangOptions &Opts, InputKind IK, 1750 LangStandard::Kind LangStd) { 1751 // Set some properties which depend solely on the input kind; it would be nice 1752 // to move these to the language standard, and have the driver resolve the 1753 // input kind + language standard. 1754 if (IK == IK_Asm) { 1755 Opts.AsmPreprocessor = 1; 1756 } else if (IK == IK_ObjC || 1757 IK == IK_ObjCXX || 1758 IK == IK_PreprocessedObjC || 1759 IK == IK_PreprocessedObjCXX) { 1760 Opts.ObjC1 = Opts.ObjC2 = 1; 1761 } 1762 1763 if (LangStd == LangStandard::lang_unspecified) { 1764 // Based on the base language, pick one. 1765 switch (IK) { 1766 case IK_None: 1767 case IK_AST: 1768 case IK_LLVM_IR: 1769 llvm_unreachable("Invalid input kind!"); 1770 case IK_OpenCL: 1771 LangStd = LangStandard::lang_opencl; 1772 break; 1773 case IK_CUDA: 1774 LangStd = LangStandard::lang_cuda; 1775 break; 1776 case IK_Asm: 1777 case IK_C: 1778 case IK_PreprocessedC: 1779 case IK_ObjC: 1780 case IK_PreprocessedObjC: 1781 LangStd = LangStandard::lang_gnu99; 1782 break; 1783 case IK_CXX: 1784 case IK_PreprocessedCXX: 1785 case IK_ObjCXX: 1786 case IK_PreprocessedObjCXX: 1787 LangStd = LangStandard::lang_gnucxx98; 1788 break; 1789 } 1790 } 1791 1792 const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd); 1793 Opts.BCPLComment = Std.hasBCPLComments(); 1794 Opts.C99 = Std.isC99(); 1795 Opts.C11 = Std.isC11(); 1796 Opts.CPlusPlus = Std.isCPlusPlus(); 1797 Opts.CPlusPlus0x = Std.isCPlusPlus0x(); 1798 Opts.Digraphs = Std.hasDigraphs(); 1799 Opts.GNUMode = Std.isGNUMode(); 1800 Opts.GNUInline = !Std.isC99(); 1801 Opts.HexFloats = Std.hasHexFloats(); 1802 Opts.ImplicitInt = Std.hasImplicitInt(); 1803 1804 // Set OpenCL Version. 1805 if (LangStd == LangStandard::lang_opencl) { 1806 Opts.OpenCL = 1; 1807 Opts.OpenCLVersion = 100; 1808 } 1809 else if (LangStd == LangStandard::lang_opencl11) { 1810 Opts.OpenCL = 1; 1811 Opts.OpenCLVersion = 110; 1812 } 1813 else if (LangStd == LangStandard::lang_opencl12) { 1814 Opts.OpenCL = 1; 1815 Opts.OpenCLVersion = 120; 1816 } 1817 1818 // OpenCL has some additional defaults. 1819 if (Opts.OpenCL) { 1820 Opts.AltiVec = 0; 1821 Opts.CXXOperatorNames = 1; 1822 Opts.LaxVectorConversions = 0; 1823 Opts.DefaultFPContract = 1; 1824 } 1825 1826 if (LangStd == LangStandard::lang_cuda) 1827 Opts.CUDA = 1; 1828 1829 // OpenCL and C++ both have bool, true, false keywords. 1830 Opts.Bool = Opts.OpenCL || Opts.CPlusPlus; 1831 1832 Opts.GNUKeywords = Opts.GNUMode; 1833 Opts.CXXOperatorNames = Opts.CPlusPlus; 1834 1835 // Mimicing gcc's behavior, trigraphs are only enabled if -trigraphs 1836 // is specified, or -std is set to a conforming mode. 1837 Opts.Trigraphs = !Opts.GNUMode; 1838 1839 Opts.DollarIdents = !Opts.AsmPreprocessor; 1840 } 1841 1842 static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK, 1843 DiagnosticsEngine &Diags) { 1844 // FIXME: Cleanup per-file based stuff. 1845 LangStandard::Kind LangStd = LangStandard::lang_unspecified; 1846 if (const Arg *A = Args.getLastArg(OPT_std_EQ)) { 1847 LangStd = llvm::StringSwitch<LangStandard::Kind>(A->getValue(Args)) 1848 #define LANGSTANDARD(id, name, desc, features) \ 1849 .Case(name, LangStandard::lang_##id) 1850 #include "clang/Frontend/LangStandards.def" 1851 .Default(LangStandard::lang_unspecified); 1852 if (LangStd == LangStandard::lang_unspecified) 1853 Diags.Report(diag::err_drv_invalid_value) 1854 << A->getAsString(Args) << A->getValue(Args); 1855 else { 1856 // Valid standard, check to make sure language and standard are compatable. 1857 const LangStandard &Std = LangStandard::getLangStandardForKind(LangStd); 1858 switch (IK) { 1859 case IK_C: 1860 case IK_ObjC: 1861 case IK_PreprocessedC: 1862 case IK_PreprocessedObjC: 1863 if (!(Std.isC89() || Std.isC99())) 1864 Diags.Report(diag::err_drv_argument_not_allowed_with) 1865 << A->getAsString(Args) << "C/ObjC"; 1866 break; 1867 case IK_CXX: 1868 case IK_ObjCXX: 1869 case IK_PreprocessedCXX: 1870 case IK_PreprocessedObjCXX: 1871 if (!Std.isCPlusPlus()) 1872 Diags.Report(diag::err_drv_argument_not_allowed_with) 1873 << A->getAsString(Args) << "C++/ObjC++"; 1874 break; 1875 case IK_OpenCL: 1876 if (!Std.isC99()) 1877 Diags.Report(diag::err_drv_argument_not_allowed_with) 1878 << A->getAsString(Args) << "OpenCL"; 1879 break; 1880 case IK_CUDA: 1881 if (!Std.isCPlusPlus()) 1882 Diags.Report(diag::err_drv_argument_not_allowed_with) 1883 << A->getAsString(Args) << "CUDA"; 1884 break; 1885 default: 1886 break; 1887 } 1888 } 1889 } 1890 1891 // -cl-std only applies for OpenCL language standards. 1892 // Override the -std option in this case. 1893 if (const Arg *A = Args.getLastArg(OPT_cl_std_EQ)) { 1894 LangStandard::Kind OpenCLLangStd 1895 = llvm::StringSwitch<LangStandard::Kind>(A->getValue(Args)) 1896 .Case("CL", LangStandard::lang_opencl) 1897 .Case("CL1.1", LangStandard::lang_opencl11) 1898 .Case("CL1.2", LangStandard::lang_opencl12) 1899 .Default(LangStandard::lang_unspecified); 1900 1901 if (OpenCLLangStd == LangStandard::lang_unspecified) { 1902 Diags.Report(diag::err_drv_invalid_value) 1903 << A->getAsString(Args) << A->getValue(Args); 1904 } 1905 else 1906 LangStd = OpenCLLangStd; 1907 } 1908 1909 CompilerInvocation::setLangDefaults(Opts, IK, LangStd); 1910 1911 // We abuse '-f[no-]gnu-keywords' to force overriding all GNU-extension 1912 // keywords. This behavior is provided by GCC's poorly named '-fasm' flag, 1913 // while a subset (the non-C++ GNU keywords) is provided by GCC's 1914 // '-fgnu-keywords'. Clang conflates the two for simplicity under the single 1915 // name, as it doesn't seem a useful distinction. 1916 Opts.GNUKeywords = Args.hasFlag(OPT_fgnu_keywords, OPT_fno_gnu_keywords, 1917 Opts.GNUKeywords); 1918 1919 if (Args.hasArg(OPT_fno_operator_names)) 1920 Opts.CXXOperatorNames = 0; 1921 1922 if (Opts.ObjC1) { 1923 if (Arg *arg = Args.getLastArg(OPT_fobjc_runtime_EQ)) { 1924 StringRef value = arg->getValue(Args); 1925 if (Opts.ObjCRuntime.tryParse(value)) 1926 Diags.Report(diag::err_drv_unknown_objc_runtime) << value; 1927 } 1928 1929 if (Args.hasArg(OPT_fobjc_gc_only)) 1930 Opts.setGC(LangOptions::GCOnly); 1931 else if (Args.hasArg(OPT_fobjc_gc)) 1932 Opts.setGC(LangOptions::HybridGC); 1933 else if (Args.hasArg(OPT_fobjc_arc)) { 1934 Opts.ObjCAutoRefCount = 1; 1935 if (!Opts.ObjCRuntime.isNonFragile()) 1936 Diags.Report(diag::err_arc_nonfragile_abi); 1937 } 1938 1939 Opts.ObjCRuntimeHasWeak = Opts.ObjCRuntime.hasWeak(); 1940 if (Args.hasArg(OPT_fobjc_runtime_has_weak)) 1941 Opts.ObjCRuntimeHasWeak = 1; 1942 1943 if (Args.hasArg(OPT_fno_objc_infer_related_result_type)) 1944 Opts.ObjCInferRelatedResultType = 0; 1945 } 1946 1947 if (Args.hasArg(OPT_fgnu89_inline)) 1948 Opts.GNUInline = 1; 1949 1950 if (Args.hasArg(OPT_fapple_kext)) { 1951 if (!Opts.CPlusPlus) 1952 Diags.Report(diag::warn_c_kext); 1953 else 1954 Opts.AppleKext = 1; 1955 } 1956 1957 if (Args.hasArg(OPT_print_ivar_layout)) 1958 Opts.ObjCGCBitmapPrint = 1; 1959 if (Args.hasArg(OPT_fno_constant_cfstrings)) 1960 Opts.NoConstantCFStrings = 1; 1961 1962 if (Args.hasArg(OPT_faltivec)) 1963 Opts.AltiVec = 1; 1964 1965 if (Args.hasArg(OPT_pthread)) 1966 Opts.POSIXThreads = 1; 1967 1968 if (Args.hasArg(OPT_fdelayed_template_parsing)) 1969 Opts.DelayedTemplateParsing = 1; 1970 1971 StringRef Vis = Args.getLastArgValue(OPT_fvisibility, "default"); 1972 if (Vis == "default") 1973 Opts.setVisibilityMode(DefaultVisibility); 1974 else if (Vis == "hidden") 1975 Opts.setVisibilityMode(HiddenVisibility); 1976 else if (Vis == "protected") 1977 // FIXME: diagnose if target does not support protected visibility 1978 Opts.setVisibilityMode(ProtectedVisibility); 1979 else 1980 Diags.Report(diag::err_drv_invalid_value) 1981 << Args.getLastArg(OPT_fvisibility)->getAsString(Args) << Vis; 1982 1983 if (Arg *A = Args.getLastArg(OPT_ffp_contract)) { 1984 StringRef Val = A->getValue(Args); 1985 if (Val == "fast") 1986 Opts.setFPContractMode(LangOptions::FPC_Fast); 1987 else if (Val == "on") 1988 Opts.setFPContractMode(LangOptions::FPC_On); 1989 else if (Val == "off") 1990 Opts.setFPContractMode(LangOptions::FPC_Off); 1991 else 1992 Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Val; 1993 } 1994 1995 if (Args.hasArg(OPT_fvisibility_inlines_hidden)) 1996 Opts.InlineVisibilityHidden = 1; 1997 1998 if (Args.hasArg(OPT_ftrapv)) { 1999 Opts.setSignedOverflowBehavior(LangOptions::SOB_Trapping); 2000 // Set the handler, if one is specified. 2001 Opts.OverflowHandler = 2002 Args.getLastArgValue(OPT_ftrapv_handler); 2003 } 2004 else if (Args.hasArg(OPT_fwrapv)) 2005 Opts.setSignedOverflowBehavior(LangOptions::SOB_Defined); 2006 2007 if (Args.hasArg(OPT_trigraphs)) 2008 Opts.Trigraphs = 1; 2009 2010 Opts.DollarIdents = Args.hasFlag(OPT_fdollars_in_identifiers, 2011 OPT_fno_dollars_in_identifiers, 2012 Opts.DollarIdents); 2013 Opts.PascalStrings = Args.hasArg(OPT_fpascal_strings); 2014 Opts.MicrosoftExt 2015 = Args.hasArg(OPT_fms_extensions) || Args.hasArg(OPT_fms_compatibility); 2016 Opts.MicrosoftMode = Args.hasArg(OPT_fms_compatibility); 2017 Opts.MSCVersion = Args.getLastArgIntValue(OPT_fmsc_version, 0, Diags); 2018 Opts.Borland = Args.hasArg(OPT_fborland_extensions); 2019 Opts.WritableStrings = Args.hasArg(OPT_fwritable_strings); 2020 Opts.ConstStrings = Args.hasFlag(OPT_fconst_strings, OPT_fno_const_strings, 2021 Opts.ConstStrings); 2022 if (Args.hasArg(OPT_fno_lax_vector_conversions)) 2023 Opts.LaxVectorConversions = 0; 2024 if (Args.hasArg(OPT_fno_threadsafe_statics)) 2025 Opts.ThreadsafeStatics = 0; 2026 Opts.Exceptions = Args.hasArg(OPT_fexceptions); 2027 Opts.ObjCExceptions = Args.hasArg(OPT_fobjc_exceptions); 2028 Opts.CXXExceptions = Args.hasArg(OPT_fcxx_exceptions); 2029 Opts.SjLjExceptions = Args.hasArg(OPT_fsjlj_exceptions); 2030 Opts.TraditionalCPP = Args.hasArg(OPT_traditional_cpp); 2031 2032 Opts.RTTI = !Args.hasArg(OPT_fno_rtti); 2033 Opts.Blocks = Args.hasArg(OPT_fblocks); 2034 Opts.BlocksRuntimeOptional = Args.hasArg(OPT_fblocks_runtime_optional); 2035 Opts.Modules = Args.hasArg(OPT_fmodules); 2036 Opts.CharIsSigned = !Args.hasArg(OPT_fno_signed_char); 2037 Opts.ShortWChar = Args.hasArg(OPT_fshort_wchar); 2038 Opts.ShortEnums = Args.hasArg(OPT_fshort_enums); 2039 Opts.Freestanding = Args.hasArg(OPT_ffreestanding); 2040 Opts.NoBuiltin = Args.hasArg(OPT_fno_builtin) || Opts.Freestanding; 2041 Opts.AssumeSaneOperatorNew = !Args.hasArg(OPT_fno_assume_sane_operator_new); 2042 Opts.HeinousExtensions = Args.hasArg(OPT_fheinous_gnu_extensions); 2043 Opts.AccessControl = !Args.hasArg(OPT_fno_access_control); 2044 Opts.ElideConstructors = !Args.hasArg(OPT_fno_elide_constructors); 2045 Opts.MathErrno = Args.hasArg(OPT_fmath_errno); 2046 Opts.InstantiationDepth = Args.getLastArgIntValue(OPT_ftemplate_depth, 512, 2047 Diags); 2048 Opts.ConstexprCallDepth = Args.getLastArgIntValue(OPT_fconstexpr_depth, 512, 2049 Diags); 2050 Opts.DelayedTemplateParsing = Args.hasArg(OPT_fdelayed_template_parsing); 2051 Opts.NumLargeByValueCopy = Args.getLastArgIntValue(OPT_Wlarge_by_value_copy_EQ, 2052 0, Diags); 2053 Opts.MSBitfields = Args.hasArg(OPT_mms_bitfields); 2054 Opts.ObjCConstantStringClass = 2055 Args.getLastArgValue(OPT_fconstant_string_class); 2056 Opts.ObjCDefaultSynthProperties = 2057 Args.hasArg(OPT_fobjc_default_synthesize_properties); 2058 Opts.CatchUndefined = Args.hasArg(OPT_fcatch_undefined_behavior); 2059 Opts.EmitAllDecls = Args.hasArg(OPT_femit_all_decls); 2060 Opts.PackStruct = Args.getLastArgIntValue(OPT_fpack_struct_EQ, 0, Diags); 2061 Opts.PICLevel = Args.getLastArgIntValue(OPT_pic_level, 0, Diags); 2062 Opts.PIELevel = Args.getLastArgIntValue(OPT_pie_level, 0, Diags); 2063 Opts.Static = Args.hasArg(OPT_static_define); 2064 Opts.DumpRecordLayoutsSimple = Args.hasArg(OPT_fdump_record_layouts_simple); 2065 Opts.DumpRecordLayouts = Opts.DumpRecordLayoutsSimple 2066 || Args.hasArg(OPT_fdump_record_layouts); 2067 Opts.DumpVTableLayouts = Args.hasArg(OPT_fdump_vtable_layouts); 2068 Opts.SpellChecking = !Args.hasArg(OPT_fno_spell_checking); 2069 Opts.NoBitFieldTypeAlign = Args.hasArg(OPT_fno_bitfield_type_align); 2070 Opts.SinglePrecisionConstants = Args.hasArg(OPT_cl_single_precision_constant); 2071 Opts.FastRelaxedMath = Args.hasArg(OPT_cl_fast_relaxed_math); 2072 Opts.MRTD = Args.hasArg(OPT_mrtd); 2073 Opts.HexagonQdsp6Compat = Args.hasArg(OPT_mqdsp6_compat); 2074 Opts.FakeAddressSpaceMap = Args.hasArg(OPT_ffake_address_space_map); 2075 Opts.ParseUnknownAnytype = Args.hasArg(OPT_funknown_anytype); 2076 Opts.DebuggerSupport = Args.hasArg(OPT_fdebugger_support); 2077 Opts.DebuggerCastResultToId = Args.hasArg(OPT_fdebugger_cast_result_to_id); 2078 Opts.DebuggerObjCLiteral = Args.hasArg(OPT_fdebugger_objc_literal); 2079 Opts.AddressSanitizer = Args.hasArg(OPT_faddress_sanitizer); 2080 Opts.ThreadSanitizer = Args.hasArg(OPT_fthread_sanitizer); 2081 Opts.ApplePragmaPack = Args.hasArg(OPT_fapple_pragma_pack); 2082 Opts.CurrentModule = Args.getLastArgValue(OPT_fmodule_name); 2083 2084 // Record whether the __DEPRECATED define was requested. 2085 Opts.Deprecated = Args.hasFlag(OPT_fdeprecated_macro, 2086 OPT_fno_deprecated_macro, 2087 Opts.Deprecated); 2088 2089 // FIXME: Eliminate this dependency. 2090 unsigned Opt = getOptimizationLevel(Args, IK, Diags); 2091 Opts.Optimize = Opt != 0; 2092 Opts.OptimizeSize = getOptimizationLevelSize(Args, IK, Diags); 2093 2094 // This is the __NO_INLINE__ define, which just depends on things like the 2095 // optimization level and -fno-inline, not actually whether the backend has 2096 // inlining enabled. 2097 Opts.NoInlineDefine = !Opt || Args.hasArg(OPT_fno_inline); 2098 2099 Opts.FastMath = Args.hasArg(OPT_ffast_math); 2100 2101 unsigned SSP = Args.getLastArgIntValue(OPT_stack_protector, 0, Diags); 2102 switch (SSP) { 2103 default: 2104 Diags.Report(diag::err_drv_invalid_value) 2105 << Args.getLastArg(OPT_stack_protector)->getAsString(Args) << SSP; 2106 break; 2107 case 0: Opts.setStackProtector(LangOptions::SSPOff); break; 2108 case 1: Opts.setStackProtector(LangOptions::SSPOn); break; 2109 case 2: Opts.setStackProtector(LangOptions::SSPReq); break; 2110 } 2111 } 2112 2113 static void ParsePreprocessorArgs(PreprocessorOptions &Opts, ArgList &Args, 2114 FileManager &FileMgr, 2115 DiagnosticsEngine &Diags) { 2116 using namespace options; 2117 Opts.ImplicitPCHInclude = Args.getLastArgValue(OPT_include_pch); 2118 Opts.ImplicitPTHInclude = Args.getLastArgValue(OPT_include_pth); 2119 if (const Arg *A = Args.getLastArg(OPT_token_cache)) 2120 Opts.TokenCache = A->getValue(Args); 2121 else 2122 Opts.TokenCache = Opts.ImplicitPTHInclude; 2123 Opts.UsePredefines = !Args.hasArg(OPT_undef); 2124 Opts.DetailedRecord = Args.hasArg(OPT_detailed_preprocessing_record); 2125 Opts.DisablePCHValidation = Args.hasArg(OPT_fno_validate_pch); 2126 2127 Opts.DumpDeserializedPCHDecls = Args.hasArg(OPT_dump_deserialized_pch_decls); 2128 for (arg_iterator it = Args.filtered_begin(OPT_error_on_deserialized_pch_decl), 2129 ie = Args.filtered_end(); it != ie; ++it) { 2130 const Arg *A = *it; 2131 Opts.DeserializedPCHDeclsToErrorOn.insert(A->getValue(Args)); 2132 } 2133 2134 if (const Arg *A = Args.getLastArg(OPT_preamble_bytes_EQ)) { 2135 StringRef Value(A->getValue(Args)); 2136 size_t Comma = Value.find(','); 2137 unsigned Bytes = 0; 2138 unsigned EndOfLine = 0; 2139 2140 if (Comma == StringRef::npos || 2141 Value.substr(0, Comma).getAsInteger(10, Bytes) || 2142 Value.substr(Comma + 1).getAsInteger(10, EndOfLine)) 2143 Diags.Report(diag::err_drv_preamble_format); 2144 else { 2145 Opts.PrecompiledPreambleBytes.first = Bytes; 2146 Opts.PrecompiledPreambleBytes.second = (EndOfLine != 0); 2147 } 2148 } 2149 2150 // Add macros from the command line. 2151 for (arg_iterator it = Args.filtered_begin(OPT_D, OPT_U), 2152 ie = Args.filtered_end(); it != ie; ++it) { 2153 if ((*it)->getOption().matches(OPT_D)) 2154 Opts.addMacroDef((*it)->getValue(Args)); 2155 else 2156 Opts.addMacroUndef((*it)->getValue(Args)); 2157 } 2158 2159 Opts.MacroIncludes = Args.getAllArgValues(OPT_imacros); 2160 2161 // Add the ordered list of -includes. 2162 for (arg_iterator it = Args.filtered_begin(OPT_include, OPT_include_pch, 2163 OPT_include_pth), 2164 ie = Args.filtered_end(); it != ie; ++it) { 2165 const Arg *A = *it; 2166 // PCH is handled specially, we need to extra the original include path. 2167 if (A->getOption().matches(OPT_include_pch)) { 2168 std::string OriginalFile = 2169 ASTReader::getOriginalSourceFile(A->getValue(Args), FileMgr, Diags); 2170 if (OriginalFile.empty()) 2171 continue; 2172 2173 Opts.Includes.push_back(OriginalFile); 2174 } else 2175 Opts.Includes.push_back(A->getValue(Args)); 2176 } 2177 2178 for (arg_iterator it = Args.filtered_begin(OPT_chain_include), 2179 ie = Args.filtered_end(); it != ie; ++it) { 2180 const Arg *A = *it; 2181 Opts.ChainedIncludes.push_back(A->getValue(Args)); 2182 } 2183 2184 // Include 'altivec.h' if -faltivec option present 2185 if (Args.hasArg(OPT_faltivec)) 2186 Opts.Includes.push_back("altivec.h"); 2187 2188 for (arg_iterator it = Args.filtered_begin(OPT_remap_file), 2189 ie = Args.filtered_end(); it != ie; ++it) { 2190 const Arg *A = *it; 2191 std::pair<StringRef,StringRef> Split = 2192 StringRef(A->getValue(Args)).split(';'); 2193 2194 if (Split.second.empty()) { 2195 Diags.Report(diag::err_drv_invalid_remap_file) << A->getAsString(Args); 2196 continue; 2197 } 2198 2199 Opts.addRemappedFile(Split.first, Split.second); 2200 } 2201 2202 if (Arg *A = Args.getLastArg(OPT_fobjc_arc_cxxlib_EQ)) { 2203 StringRef Name = A->getValue(Args); 2204 unsigned Library = llvm::StringSwitch<unsigned>(Name) 2205 .Case("libc++", ARCXX_libcxx) 2206 .Case("libstdc++", ARCXX_libstdcxx) 2207 .Case("none", ARCXX_nolib) 2208 .Default(~0U); 2209 if (Library == ~0U) 2210 Diags.Report(diag::err_drv_invalid_value) << A->getAsString(Args) << Name; 2211 else 2212 Opts.ObjCXXARCStandardLibrary = (ObjCXXARCStandardLibraryKind)Library; 2213 } 2214 } 2215 2216 static void ParsePreprocessorOutputArgs(PreprocessorOutputOptions &Opts, 2217 ArgList &Args) { 2218 using namespace options; 2219 Opts.ShowCPP = !Args.hasArg(OPT_dM); 2220 Opts.ShowComments = Args.hasArg(OPT_C); 2221 Opts.ShowLineMarkers = !Args.hasArg(OPT_P); 2222 Opts.ShowMacroComments = Args.hasArg(OPT_CC); 2223 Opts.ShowMacros = Args.hasArg(OPT_dM) || Args.hasArg(OPT_dD); 2224 Opts.RewriteIncludes = Args.hasArg(OPT_frewrite_includes); 2225 } 2226 2227 static void ParseTargetArgs(TargetOptions &Opts, ArgList &Args) { 2228 using namespace options; 2229 Opts.ABI = Args.getLastArgValue(OPT_target_abi); 2230 Opts.CXXABI = Args.getLastArgValue(OPT_cxx_abi); 2231 Opts.CPU = Args.getLastArgValue(OPT_target_cpu); 2232 Opts.Features = Args.getAllArgValues(OPT_target_feature); 2233 Opts.LinkerVersion = Args.getLastArgValue(OPT_target_linker_version); 2234 Opts.Triple = llvm::Triple::normalize(Args.getLastArgValue(OPT_triple)); 2235 2236 // Use the default target triple if unspecified. 2237 if (Opts.Triple.empty()) 2238 Opts.Triple = llvm::sys::getDefaultTargetTriple(); 2239 } 2240 2241 // 2242 2243 bool CompilerInvocation::CreateFromArgs(CompilerInvocation &Res, 2244 const char *const *ArgBegin, 2245 const char *const *ArgEnd, 2246 DiagnosticsEngine &Diags) { 2247 bool Success = true; 2248 2249 // Parse the arguments. 2250 OwningPtr<OptTable> Opts(createDriverOptTable()); 2251 unsigned MissingArgIndex, MissingArgCount; 2252 OwningPtr<InputArgList> Args( 2253 Opts->ParseArgs(ArgBegin, ArgEnd,MissingArgIndex, MissingArgCount)); 2254 2255 // Check for missing argument error. 2256 if (MissingArgCount) { 2257 Diags.Report(diag::err_drv_missing_argument) 2258 << Args->getArgString(MissingArgIndex) << MissingArgCount; 2259 Success = false; 2260 } 2261 2262 // Issue errors on unknown arguments. 2263 for (arg_iterator it = Args->filtered_begin(OPT_UNKNOWN), 2264 ie = Args->filtered_end(); it != ie; ++it) { 2265 Diags.Report(diag::err_drv_unknown_argument) << (*it)->getAsString(*Args); 2266 Success = false; 2267 } 2268 2269 // Issue errors on arguments that are not valid for CC1. 2270 for (ArgList::iterator I = Args->begin(), E = Args->end(); 2271 I != E; ++I) { 2272 if (!(*I)->getOption().isCC1Option()) { 2273 Diags.Report(diag::err_drv_unknown_argument) << (*I)->getAsString(*Args); 2274 Success = false; 2275 } 2276 } 2277 2278 Success = ParseAnalyzerArgs(Res.getAnalyzerOpts(), *Args, Diags) && Success; 2279 Success = ParseMigratorArgs(Res.getMigratorOpts(), *Args) && Success; 2280 ParseDependencyOutputArgs(Res.getDependencyOutputOpts(), *Args); 2281 Success = ParseDiagnosticArgs(Res.getDiagnosticOpts(), *Args, &Diags) 2282 && Success; 2283 ParseFileSystemArgs(Res.getFileSystemOpts(), *Args); 2284 // FIXME: We shouldn't have to pass the DashX option around here 2285 InputKind DashX = ParseFrontendArgs(Res.getFrontendOpts(), *Args, Diags); 2286 Success = ParseCodeGenArgs(Res.getCodeGenOpts(), *Args, DashX, Diags) 2287 && Success; 2288 ParseHeaderSearchArgs(Res.getHeaderSearchOpts(), *Args); 2289 if (DashX != IK_AST && DashX != IK_LLVM_IR) { 2290 ParseLangArgs(*Res.getLangOpts(), *Args, DashX, Diags); 2291 if (Res.getFrontendOpts().ProgramAction == frontend::RewriteObjC) 2292 Res.getLangOpts()->ObjCExceptions = 1; 2293 } 2294 // FIXME: ParsePreprocessorArgs uses the FileManager to read the contents of 2295 // PCH file and find the original header name. Remove the need to do that in 2296 // ParsePreprocessorArgs and remove the FileManager 2297 // parameters from the function and the "FileManager.h" #include. 2298 FileManager FileMgr(Res.getFileSystemOpts()); 2299 ParsePreprocessorArgs(Res.getPreprocessorOpts(), *Args, FileMgr, Diags); 2300 ParsePreprocessorOutputArgs(Res.getPreprocessorOutputOpts(), *Args); 2301 ParseTargetArgs(Res.getTargetOpts(), *Args); 2302 2303 return Success; 2304 } 2305 2306 namespace { 2307 2308 class ModuleSignature { 2309 llvm::SmallVector<uint64_t, 16> Data; 2310 unsigned CurBit; 2311 uint64_t CurValue; 2312 2313 public: 2314 ModuleSignature() : CurBit(0), CurValue(0) { } 2315 2316 void add(uint64_t Value, unsigned Bits); 2317 void add(StringRef Value); 2318 void flush(); 2319 2320 llvm::APInt getAsInteger() const; 2321 }; 2322 } 2323 2324 void ModuleSignature::add(uint64_t Value, unsigned int NumBits) { 2325 CurValue |= Value << CurBit; 2326 if (CurBit + NumBits < 64) { 2327 CurBit += NumBits; 2328 return; 2329 } 2330 2331 // Add the current word. 2332 Data.push_back(CurValue); 2333 2334 if (CurBit) 2335 CurValue = Value >> (64-CurBit); 2336 else 2337 CurValue = 0; 2338 CurBit = (CurBit+NumBits) & 63; 2339 } 2340 2341 void ModuleSignature::flush() { 2342 if (CurBit == 0) 2343 return; 2344 2345 Data.push_back(CurValue); 2346 CurBit = 0; 2347 CurValue = 0; 2348 } 2349 2350 void ModuleSignature::add(StringRef Value) { 2351 for (StringRef::iterator I = Value.begin(), IEnd = Value.end(); I != IEnd;++I) 2352 add(*I, 8); 2353 } 2354 2355 llvm::APInt ModuleSignature::getAsInteger() const { 2356 return llvm::APInt(Data.size() * 64, Data); 2357 } 2358 2359 std::string CompilerInvocation::getModuleHash() const { 2360 ModuleSignature Signature; 2361 2362 // Start the signature with the compiler version. 2363 // FIXME: The full version string can be quite long. Omit it from the 2364 // module hash for now to avoid failures where the path name becomes too 2365 // long. An MD5 or similar checksum would work well here. 2366 // Signature.add(getClangFullRepositoryVersion()); 2367 2368 // Extend the signature with the language options 2369 #define LANGOPT(Name, Bits, Default, Description) \ 2370 Signature.add(LangOpts->Name, Bits); 2371 #define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ 2372 Signature.add(static_cast<unsigned>(LangOpts->get##Name()), Bits); 2373 #define BENIGN_LANGOPT(Name, Bits, Default, Description) 2374 #define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) 2375 #include "clang/Basic/LangOptions.def" 2376 2377 // Extend the signature with the target triple 2378 llvm::Triple T(TargetOpts.Triple); 2379 Signature.add((unsigned)T.getArch(), 5); 2380 Signature.add((unsigned)T.getVendor(), 4); 2381 Signature.add((unsigned)T.getOS(), 5); 2382 Signature.add((unsigned)T.getEnvironment(), 4); 2383 2384 // Extend the signature with preprocessor options. 2385 Signature.add(getPreprocessorOpts().UsePredefines, 1); 2386 Signature.add(getPreprocessorOpts().DetailedRecord, 1); 2387 2388 // Hash the preprocessor defines. 2389 // FIXME: This is terrible. Use an MD5 sum of the preprocessor defines. 2390 std::vector<StringRef> MacroDefs; 2391 for (std::vector<std::pair<std::string, bool/*isUndef*/> >::const_iterator 2392 I = getPreprocessorOpts().Macros.begin(), 2393 IEnd = getPreprocessorOpts().Macros.end(); 2394 I != IEnd; ++I) { 2395 if (!I->second) 2396 MacroDefs.push_back(I->first); 2397 } 2398 llvm::array_pod_sort(MacroDefs.begin(), MacroDefs.end()); 2399 2400 unsigned PPHashResult = 0; 2401 for (unsigned I = 0, N = MacroDefs.size(); I != N; ++I) 2402 PPHashResult = llvm::HashString(MacroDefs[I], PPHashResult); 2403 Signature.add(PPHashResult, 32); 2404 2405 // We've generated the signature. Treat it as one large APInt that we'll 2406 // encode in base-36 and return. 2407 Signature.flush(); 2408 return Signature.getAsInteger().toString(36, /*Signed=*/false); 2409 } 2410