1//===--- LangOptions.def - Language option database -------------*- C++ -*-===// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8// 9// This file defines the language options. Users of this file must 10// define the LANGOPT macro to make use of this information. 11// 12// Optionally, the user may also define: 13// 14// BENIGN_LANGOPT: for options that don't affect the construction of the AST in 15// any way (that is, the value can be different between an implicit module 16// and the user of that module). 17// 18// COMPATIBLE_LANGOPT: for options that affect the construction of the AST in 19// a way that doesn't prevent interoperability (that is, the value can be 20// different between an explicit module and the user of that module). 21// 22// ENUM_LANGOPT: for options that have enumeration, rather than unsigned, type. 23// 24// VALUE_LANGOPT: for options that describe a value rather than a flag. 25// 26// BENIGN_ENUM_LANGOPT, COMPATIBLE_ENUM_LANGOPT, 27// BENIGN_VALUE_LANGOPT, COMPATIBLE_VALUE_LANGOPT: combinations of the above. 28// 29// FIXME: Clients should be able to more easily select whether they want 30// different levels of compatibility versus how to handle different kinds 31// of option. 32// 33// The Description field should be a noun phrase, for instance "frobbing all 34// widgets" or "C's implicit blintz feature". 35//===----------------------------------------------------------------------===// 36 37#ifndef LANGOPT 38# error Define the LANGOPT macro to handle language options 39#endif 40 41#ifndef COMPATIBLE_LANGOPT 42# define COMPATIBLE_LANGOPT(Name, Bits, Default, Description) \ 43 LANGOPT(Name, Bits, Default, Description) 44#endif 45 46#ifndef BENIGN_LANGOPT 47# define BENIGN_LANGOPT(Name, Bits, Default, Description) \ 48 COMPATIBLE_LANGOPT(Name, Bits, Default, Description) 49#endif 50 51#ifndef ENUM_LANGOPT 52# define ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ 53 LANGOPT(Name, Bits, Default, Description) 54#endif 55 56#ifndef COMPATIBLE_ENUM_LANGOPT 57# define COMPATIBLE_ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ 58 ENUM_LANGOPT(Name, Type, Bits, Default, Description) 59#endif 60 61#ifndef BENIGN_ENUM_LANGOPT 62# define BENIGN_ENUM_LANGOPT(Name, Type, Bits, Default, Description) \ 63 COMPATIBLE_ENUM_LANGOPT(Name, Type, Bits, Default, Description) 64#endif 65 66#ifndef VALUE_LANGOPT 67# define VALUE_LANGOPT(Name, Bits, Default, Description) \ 68 LANGOPT(Name, Bits, Default, Description) 69#endif 70 71#ifndef COMPATIBLE_VALUE_LANGOPT 72# define COMPATIBLE_VALUE_LANGOPT(Name, Bits, Default, Description) \ 73 VALUE_LANGOPT(Name, Bits, Default, Description) 74#endif 75 76#ifndef BENIGN_VALUE_LANGOPT 77# define BENIGN_VALUE_LANGOPT(Name, Bits, Default, Description) \ 78 COMPATIBLE_VALUE_LANGOPT(Name, Bits, Default, Description) 79#endif 80 81// FIXME: A lot of the BENIGN_ options should be COMPATIBLE_ instead. 82LANGOPT(C99 , 1, 0, "C99") 83LANGOPT(C11 , 1, 0, "C11") 84LANGOPT(C17 , 1, 0, "C17") 85LANGOPT(C2x , 1, 0, "C2x") 86LANGOPT(MSVCCompat , 1, 0, "Microsoft Visual C++ full compatibility mode") 87LANGOPT(MicrosoftExt , 1, 0, "Microsoft C++ extensions") 88LANGOPT(AsmBlocks , 1, 0, "Microsoft inline asm blocks") 89LANGOPT(Borland , 1, 0, "Borland extensions") 90LANGOPT(CPlusPlus , 1, 0, "C++") 91LANGOPT(CPlusPlus11 , 1, 0, "C++11") 92LANGOPT(CPlusPlus14 , 1, 0, "C++14") 93LANGOPT(CPlusPlus17 , 1, 0, "C++17") 94LANGOPT(CPlusPlus2a , 1, 0, "C++2a") 95LANGOPT(ObjC , 1, 0, "Objective-C") 96BENIGN_LANGOPT(ObjCDefaultSynthProperties , 1, 0, 97 "Objective-C auto-synthesized properties") 98BENIGN_LANGOPT(EncodeExtendedBlockSig , 1, 0, 99 "Encoding extended block type signature") 100BENIGN_LANGOPT(ObjCInferRelatedResultType , 1, 1, 101 "Objective-C related result type inference") 102LANGOPT(AppExt , 1, 0, "Objective-C App Extension") 103LANGOPT(Trigraphs , 1, 0,"trigraphs") 104LANGOPT(LineComment , 1, 0, "'//' comments") 105LANGOPT(Bool , 1, 0, "bool, true, and false keywords") 106LANGOPT(Half , 1, 0, "half keyword") 107LANGOPT(WChar , 1, CPlusPlus, "wchar_t keyword") 108LANGOPT(Char8 , 1, 0, "char8_t keyword") 109LANGOPT(DeclSpecKeyword , 1, 0, "__declspec keyword") 110BENIGN_LANGOPT(DollarIdents , 1, 1, "'$' in identifiers") 111BENIGN_LANGOPT(AsmPreprocessor, 1, 0, "preprocessor in asm mode") 112LANGOPT(GNUMode , 1, 1, "GNU extensions") 113LANGOPT(GNUKeywords , 1, 1, "GNU keywords") 114VALUE_LANGOPT(GNUCVersion , 32, 0, "GNU C compatibility version") 115BENIGN_LANGOPT(ImplicitInt, 1, !C99 && !CPlusPlus, "C89 implicit 'int'") 116LANGOPT(Digraphs , 1, 0, "digraphs") 117BENIGN_LANGOPT(HexFloats , 1, C99, "C99 hexadecimal float constants") 118LANGOPT(CXXOperatorNames , 1, 0, "C++ operator name keywords") 119LANGOPT(AppleKext , 1, 0, "Apple kext support") 120BENIGN_LANGOPT(PascalStrings, 1, 0, "Pascal string support") 121LANGOPT(WritableStrings , 1, 0, "writable string support") 122LANGOPT(ConstStrings , 1, 0, "const-qualified string support") 123ENUM_LANGOPT(LaxVectorConversions, LaxVectorConversionKind, 2, 124 LaxVectorConversionKind::All, "lax vector conversions") 125LANGOPT(ConvergentFunctions, 1, 1, "Assume convergent functions") 126LANGOPT(AltiVec , 1, 0, "AltiVec-style vector initializers") 127LANGOPT(ZVector , 1, 0, "System z vector extensions") 128LANGOPT(Exceptions , 1, 0, "exception handling") 129LANGOPT(ObjCExceptions , 1, 0, "Objective-C exceptions") 130LANGOPT(CXXExceptions , 1, 0, "C++ exceptions") 131LANGOPT(DWARFExceptions , 1, 0, "dwarf exception handling") 132LANGOPT(SjLjExceptions , 1, 0, "setjmp-longjump exception handling") 133LANGOPT(SEHExceptions , 1, 0, "SEH .xdata exception handling") 134LANGOPT(WasmExceptions , 1, 0, "WebAssembly exception handling") 135LANGOPT(ExternCNoUnwind , 1, 0, "Assume extern C functions don't unwind") 136LANGOPT(TraditionalCPP , 1, 0, "traditional CPP emulation") 137LANGOPT(RTTI , 1, 1, "run-time type information") 138LANGOPT(RTTIData , 1, 1, "emit run-time type information data") 139LANGOPT(MSBitfields , 1, 0, "Microsoft-compatible structure layout") 140LANGOPT(Freestanding, 1, 0, "freestanding implementation") 141LANGOPT(NoBuiltin , 1, 0, "disable builtin functions") 142LANGOPT(NoMathBuiltin , 1, 0, "disable math builtin functions") 143LANGOPT(GNUAsm , 1, 1, "GNU-style inline assembly") 144LANGOPT(Coroutines , 1, 0, "C++20 coroutines") 145LANGOPT(DllExportInlines , 1, 1, "dllexported classes dllexport inline methods") 146LANGOPT(RelaxedTemplateTemplateArgs, 1, 0, "C++17 relaxed matching of template template arguments") 147 148LANGOPT(DoubleSquareBracketAttributes, 1, 0, "'[[]]' attributes extension for all language standard modes") 149 150BENIGN_LANGOPT(ThreadsafeStatics , 1, 1, "thread-safe static initializers") 151LANGOPT(POSIXThreads , 1, 0, "POSIX thread support") 152LANGOPT(Blocks , 1, 0, "blocks extension to C") 153BENIGN_LANGOPT(EmitAllDecls , 1, 0, "emitting all declarations") 154LANGOPT(MathErrno , 1, 1, "errno in math functions") 155BENIGN_LANGOPT(HeinousExtensions , 1, 0, "extensions that we really don't like and may be ripped out at any time") 156LANGOPT(Modules , 1, 0, "modules semantics") 157COMPATIBLE_LANGOPT(ModulesTS , 1, 0, "C++ Modules TS syntax") 158COMPATIBLE_LANGOPT(CPlusPlusModules, 1, 0, "C++ modules syntax") 159BENIGN_ENUM_LANGOPT(CompilingModule, CompilingModuleKind, 2, CMK_None, 160 "compiling a module interface") 161BENIGN_LANGOPT(CompilingPCH, 1, 0, "building a pch") 162BENIGN_LANGOPT(BuildingPCHWithObjectFile, 1, 0, "building a pch which has a corresponding object file") 163BENIGN_LANGOPT(CacheGeneratedPCH, 1, 0, "cache generated PCH files in memory") 164COMPATIBLE_LANGOPT(ModulesDeclUse , 1, 0, "require declaration of module uses") 165BENIGN_LANGOPT(ModulesSearchAll , 1, 1, "searching even non-imported modules to find unresolved references") 166COMPATIBLE_LANGOPT(ModulesStrictDeclUse, 1, 0, "requiring declaration of module uses and all headers to be in modules") 167BENIGN_LANGOPT(ModulesErrorRecovery, 1, 1, "automatically importing modules as needed when performing error recovery") 168BENIGN_LANGOPT(ImplicitModules, 1, 1, "building modules that are not specified via -fmodule-file") 169COMPATIBLE_LANGOPT(ModulesLocalVisibility, 1, 0, "local submodule visibility") 170COMPATIBLE_LANGOPT(Optimize , 1, 0, "__OPTIMIZE__ predefined macro") 171COMPATIBLE_LANGOPT(OptimizeSize , 1, 0, "__OPTIMIZE_SIZE__ predefined macro") 172COMPATIBLE_LANGOPT(Static , 1, 0, "__STATIC__ predefined macro (as opposed to __DYNAMIC__)") 173VALUE_LANGOPT(PackStruct , 32, 0, 174 "default struct packing maximum alignment") 175VALUE_LANGOPT(MaxTypeAlign , 32, 0, 176 "default maximum alignment for types") 177VALUE_LANGOPT(AlignDouble , 1, 0, "Controls if doubles should be aligned to 8 bytes (x86 only)") 178VALUE_LANGOPT(LongDoubleSize , 32, 0, "width of long double") 179LANGOPT(PPCIEEELongDouble , 1, 0, "use IEEE 754 quadruple-precision for long double") 180COMPATIBLE_VALUE_LANGOPT(PICLevel , 2, 0, "__PIC__ level") 181COMPATIBLE_VALUE_LANGOPT(PIE , 1, 0, "is pie") 182LANGOPT(ROPI , 1, 0, "Read-only position independence") 183LANGOPT(RWPI , 1, 0, "Read-write position independence") 184COMPATIBLE_LANGOPT(GNUInline , 1, 0, "GNU inline semantics") 185COMPATIBLE_LANGOPT(NoInlineDefine , 1, 0, "__NO_INLINE__ predefined macro") 186COMPATIBLE_LANGOPT(Deprecated , 1, 0, "__DEPRECATED predefined macro") 187COMPATIBLE_LANGOPT(FastMath , 1, 0, "fast FP math optimizations, and __FAST_MATH__ predefined macro") 188COMPATIBLE_LANGOPT(FiniteMathOnly , 1, 0, "__FINITE_MATH_ONLY__ predefined macro") 189COMPATIBLE_LANGOPT(UnsafeFPMath , 1, 0, "Unsafe Floating Point Math") 190 191BENIGN_LANGOPT(ObjCGCBitmapPrint , 1, 0, "printing of GC's bitmap layout for __weak/__strong ivars") 192 193BENIGN_LANGOPT(AccessControl , 1, 1, "C++ access control") 194LANGOPT(CharIsSigned , 1, 1, "signed char") 195LANGOPT(WCharSize , 4, 0, "width of wchar_t") 196LANGOPT(WCharIsSigned , 1, 0, "signed or unsigned wchar_t") 197ENUM_LANGOPT(MSPointerToMemberRepresentationMethod, PragmaMSPointersToMembersKind, 2, PPTMK_BestCase, "member-pointer representation method") 198ENUM_LANGOPT(DefaultCallingConv, DefaultCallingConvention, 3, DCC_None, "default calling convention") 199 200LANGOPT(ShortEnums , 1, 0, "short enum types") 201 202LANGOPT(OpenCL , 1, 0, "OpenCL") 203LANGOPT(OpenCLVersion , 32, 0, "OpenCL C version") 204LANGOPT(OpenCLCPlusPlus , 1, 0, "C++ for OpenCL") 205LANGOPT(OpenCLCPlusPlusVersion , 32, 0, "C++ for OpenCL version") 206LANGOPT(NativeHalfType , 1, 0, "Native half type support") 207LANGOPT(NativeHalfArgsAndReturns, 1, 0, "Native half args and returns") 208LANGOPT(HalfArgsAndReturns, 1, 0, "half args and returns") 209LANGOPT(CUDA , 1, 0, "CUDA") 210LANGOPT(HIP , 1, 0, "HIP") 211LANGOPT(OpenMP , 32, 0, "OpenMP support and version of OpenMP (31, 40 or 45)") 212LANGOPT(OpenMPSimd , 1, 0, "Use SIMD only OpenMP support.") 213LANGOPT(OpenMPUseTLS , 1, 0, "Use TLS for threadprivates or runtime calls") 214LANGOPT(OpenMPIsDevice , 1, 0, "Generate code only for OpenMP target device") 215LANGOPT(OpenMPCUDAMode , 1, 0, "Generate code for OpenMP pragmas in SIMT/SPMD mode") 216LANGOPT(OpenMPIRBuilder , 1, 0, "Use the experimental OpenMP-IR-Builder codegen path.") 217LANGOPT(OpenMPCUDAForceFullRuntime , 1, 0, "Force to use full runtime in all constructs when offloading to CUDA devices") 218LANGOPT(OpenMPCUDANumSMs , 32, 0, "Number of SMs for CUDA devices.") 219LANGOPT(OpenMPCUDABlocksPerSM , 32, 0, "Number of blocks per SM for CUDA devices.") 220LANGOPT(OpenMPCUDAReductionBufNum , 32, 1024, "Number of the reduction records in the intermediate reduction buffer used for the teams reductions.") 221LANGOPT(OpenMPOptimisticCollapse , 1, 0, "Use at most 32 bits to represent the collapsed loop nest counter.") 222LANGOPT(RenderScript , 1, 0, "RenderScript") 223 224LANGOPT(CUDAIsDevice , 1, 0, "compiling for CUDA device") 225LANGOPT(CUDAAllowVariadicFunctions, 1, 0, "allowing variadic functions in CUDA device code") 226LANGOPT(CUDAHostDeviceConstexpr, 1, 1, "treating unattributed constexpr functions as __host__ __device__") 227LANGOPT(CUDADeviceApproxTranscendentals, 1, 0, "using approximate transcendental functions") 228LANGOPT(GPURelocatableDeviceCode, 1, 0, "generate relocatable device code") 229LANGOPT(GPUAllowDeviceInit, 1, 0, "allowing device side global init functions for HIP") 230LANGOPT(GPUMaxThreadsPerBlock, 32, 256, "default max threads per block for kernel launch bounds for HIP") 231 232LANGOPT(SYCLIsDevice , 1, 0, "Generate code for SYCL device") 233 234LANGOPT(HIPUseNewLaunchAPI, 1, 0, "Use new kernel launching API for HIP") 235 236LANGOPT(SizedDeallocation , 1, 0, "sized deallocation") 237LANGOPT(AlignedAllocation , 1, 0, "aligned allocation") 238LANGOPT(AlignedAllocationUnavailable, 1, 0, "aligned allocation functions are unavailable") 239LANGOPT(NewAlignOverride , 32, 0, "maximum alignment guaranteed by '::operator new(size_t)'") 240LANGOPT(ConceptSatisfactionCaching , 1, 1, "enable satisfaction caching for C++2a Concepts") 241BENIGN_LANGOPT(ModulesCodegen , 1, 0, "Modules code generation") 242BENIGN_LANGOPT(ModulesDebugInfo , 1, 0, "Modules debug info") 243BENIGN_LANGOPT(ElideConstructors , 1, 1, "C++ copy constructor elision") 244BENIGN_LANGOPT(DumpRecordLayouts , 1, 0, "dumping the layout of IRgen'd records") 245BENIGN_LANGOPT(DumpRecordLayoutsSimple , 1, 0, "dumping the layout of IRgen'd records in a simple form") 246BENIGN_LANGOPT(DumpVTableLayouts , 1, 0, "dumping the layouts of emitted vtables") 247LANGOPT(NoConstantCFStrings , 1, 0, "no constant CoreFoundation strings") 248BENIGN_LANGOPT(InlineVisibilityHidden , 1, 0, "hidden visibility for inline C++ methods") 249LANGOPT(GlobalAllocationFunctionVisibilityHidden , 1, 0, "hidden visibility for global operator new and delete declaration") 250BENIGN_LANGOPT(ParseUnknownAnytype, 1, 0, "__unknown_anytype") 251BENIGN_LANGOPT(DebuggerSupport , 1, 0, "debugger support") 252BENIGN_LANGOPT(DebuggerCastResultToId, 1, 0, "for 'po' in the debugger, cast the result to id if it is of unknown type") 253BENIGN_LANGOPT(DebuggerObjCLiteral , 1, 0, "debugger Objective-C literals and subscripting support") 254 255BENIGN_LANGOPT(SpellChecking , 1, 1, "spell-checking") 256LANGOPT(SinglePrecisionConstants , 1, 0, "treating double-precision floating point constants as single precision constants") 257LANGOPT(FastRelaxedMath , 1, 0, "OpenCL fast relaxed math") 258/// FP_CONTRACT mode (on/off/fast). 259ENUM_LANGOPT(DefaultFPContractMode, FPContractModeKind, 2, FPC_Off, "FP contraction type") 260ENUM_LANGOPT(FPRoundingMode, FPRoundingModeKind, 3, FPR_ToNearest, "FP Rounding Mode type") 261ENUM_LANGOPT(FPExceptionMode, FPExceptionModeKind, 2, FPE_Ignore, "FP Exception Behavior Mode type") 262LANGOPT(NoBitFieldTypeAlign , 1, 0, "bit-field type alignment") 263LANGOPT(HexagonQdsp6Compat , 1, 0, "hexagon-qdsp6 backward compatibility") 264LANGOPT(ObjCAutoRefCount , 1, 0, "Objective-C automated reference counting") 265LANGOPT(ObjCWeakRuntime , 1, 0, "__weak support in the ARC runtime") 266LANGOPT(ObjCWeak , 1, 0, "Objective-C __weak in ARC and MRC files") 267LANGOPT(ObjCSubscriptingLegacyRuntime , 1, 0, "Subscripting support in legacy ObjectiveC runtime") 268LANGOPT(CFProtectionBranch , 1, 0, "Control-Flow Branch Protection enabled") 269LANGOPT(FakeAddressSpaceMap , 1, 0, "OpenCL fake address space map") 270ENUM_LANGOPT(AddressSpaceMapMangling , AddrSpaceMapMangling, 2, ASMM_Target, "OpenCL address space map mangling mode") 271LANGOPT(IncludeDefaultHeader, 1, 0, "Include default header file for OpenCL") 272LANGOPT(DeclareOpenCLBuiltins, 1, 0, "Declare OpenCL builtin functions") 273BENIGN_LANGOPT(DelayedTemplateParsing , 1, 0, "delayed template parsing") 274LANGOPT(BlocksRuntimeOptional , 1, 0, "optional blocks runtime") 275LANGOPT( 276 CompleteMemberPointers, 1, 0, 277 "Require member pointer base types to be complete at the point where the " 278 "type's inheritance model would be determined under the Microsoft ABI") 279 280ENUM_LANGOPT(GC, GCMode, 2, NonGC, "Objective-C Garbage Collection mode") 281ENUM_LANGOPT(ValueVisibilityMode, Visibility, 3, DefaultVisibility, 282 "default visibility for functions and variables [-fvisibility]") 283ENUM_LANGOPT(TypeVisibilityMode, Visibility, 3, DefaultVisibility, 284 "default visibility for types [-ftype-visibility]") 285LANGOPT(SetVisibilityForExternDecls, 1, 0, 286 "apply global symbol visibility to external declarations without an explicit visibility") 287ENUM_LANGOPT(StackProtector, StackProtectorMode, 2, SSPOff, 288 "stack protector mode") 289ENUM_LANGOPT(TrivialAutoVarInit, TrivialAutoVarInitKind, 2, TrivialAutoVarInitKind::Uninitialized, 290 "trivial automatic variable initialization") 291ENUM_LANGOPT(SignedOverflowBehavior, SignedOverflowBehaviorTy, 2, SOB_Undefined, 292 "signed integer overflow handling") 293 294BENIGN_LANGOPT(ArrowDepth, 32, 256, 295 "maximum number of operator->s to follow") 296BENIGN_LANGOPT(InstantiationDepth, 32, 1024, 297 "maximum template instantiation depth") 298BENIGN_LANGOPT(ConstexprCallDepth, 32, 512, 299 "maximum constexpr call depth") 300BENIGN_LANGOPT(ConstexprStepLimit, 32, 1048576, 301 "maximum constexpr evaluation steps") 302BENIGN_LANGOPT(EnableNewConstInterp, 1, 0, 303 "enable the experimental new constant interpreter") 304BENIGN_LANGOPT(BracketDepth, 32, 256, 305 "maximum bracket nesting depth") 306BENIGN_LANGOPT(NumLargeByValueCopy, 32, 0, 307 "if non-zero, warn about parameter or return Warn if parameter/return value is larger in bytes than this setting. 0 is no check.") 308VALUE_LANGOPT(MSCompatibilityVersion, 32, 0, "Microsoft Visual C/C++ Version") 309ENUM_LANGOPT(VtorDispMode, MSVtorDispMode, 2, MSVtorDispMode::ForVBaseOverride, 310 "How many vtordisps to insert") 311 312LANGOPT(ApplePragmaPack, 1, 0, "Apple gcc-compatible #pragma pack handling") 313 314LANGOPT(RetainCommentsFromSystemHeaders, 1, 0, "retain documentation comments from system headers in the AST") 315 316LANGOPT(SanitizeAddressFieldPadding, 2, 0, "controls how aggressive is ASan " 317 "field padding (0: none, 1:least " 318 "aggressive, 2: more aggressive)") 319 320LANGOPT(Cmse, 1, 0, "ARM Security extensions support") 321 322LANGOPT(XRayInstrument, 1, 0, "controls whether to do XRay instrumentation") 323LANGOPT(XRayAlwaysEmitCustomEvents, 1, 0, 324 "controls whether to always emit intrinsic calls to " 325 "__xray_customevent(...) builtin.") 326LANGOPT(XRayAlwaysEmitTypedEvents, 1, 0, 327 "controls whether to always emit intrinsic calls to " 328 "__xray_typedevent(...) builtin.") 329 330LANGOPT(ForceEmitVTables, 1, 0, "whether to emit all vtables") 331 332BENIGN_LANGOPT(AllowEditorPlaceholders, 1, 0, 333 "allow editor placeholders in source") 334 335ENUM_LANGOPT(ClangABICompat, ClangABI, 4, ClangABI::Latest, 336 "version of Clang that we should attempt to be ABI-compatible " 337 "with") 338 339COMPATIBLE_VALUE_LANGOPT(FunctionAlignment, 5, 0, "Default alignment for functions") 340 341LANGOPT(FixedPoint, 1, 0, "fixed point types") 342LANGOPT(PaddingOnUnsignedFixedPoint, 1, 0, 343 "unsigned fixed point types having one extra padding bit") 344 345LANGOPT(RegisterStaticDestructors, 1, 1, "Register C++ static destructors") 346 347#undef LANGOPT 348#undef COMPATIBLE_LANGOPT 349#undef BENIGN_LANGOPT 350#undef ENUM_LANGOPT 351#undef COMPATIBLE_ENUM_LANGOPT 352#undef BENIGN_ENUM_LANGOPT 353#undef VALUE_LANGOPT 354#undef COMPATIBLE_VALUE_LANGOPT 355#undef BENIGN_VALUE_LANGOPT 356