1//===--- CodeGenOptions.def - Code generation 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 code generation options. Users of this file 10// must define the CODEGENOPT macro to make use of this information. 11// Optionally, the user may also define ENUM_CODEGENOPT (for options 12// that have enumeration type and VALUE_CODEGENOPT is a code 13// generation option that describes a value rather than a flag. 14// 15//===----------------------------------------------------------------------===// 16#ifndef CODEGENOPT 17# error Define the CODEGENOPT macro to handle language options 18#endif 19 20#ifndef VALUE_CODEGENOPT 21# define VALUE_CODEGENOPT(Name, Bits, Default) \ 22CODEGENOPT(Name, Bits, Default) 23#endif 24 25#ifndef ENUM_CODEGENOPT 26# define ENUM_CODEGENOPT(Name, Type, Bits, Default) \ 27CODEGENOPT(Name, Bits, Default) 28#endif 29 30CODEGENOPT(DisableIntegratedAS, 1, 0) ///< -no-integrated-as 31ENUM_CODEGENOPT(CompressDebugSections, llvm::DebugCompressionType, 2, 32 llvm::DebugCompressionType::None) 33CODEGENOPT(RelaxELFRelocations, 1, 0) ///< -Wa,--mrelax-relocations 34CODEGENOPT(AsmVerbose , 1, 0) ///< -dA, -fverbose-asm. 35CODEGENOPT(PreserveAsmComments, 1, 1) ///< -dA, -fno-preserve-as-comments. 36CODEGENOPT(AssumeSaneOperatorNew , 1, 1) ///< implicit __attribute__((malloc)) operator new 37CODEGENOPT(Autolink , 1, 1) ///< -fno-autolink 38CODEGENOPT(ObjCAutoRefCountExceptions , 1, 0) ///< Whether ARC should be EH-safe. 39CODEGENOPT(Backchain , 1, 0) ///< -mbackchain 40CODEGENOPT(ControlFlowGuardNoChecks , 1, 0) ///< -cfguard-no-checks 41CODEGENOPT(ControlFlowGuard , 1, 0) ///< -cfguard 42CODEGENOPT(CoverageExtraChecksum, 1, 0) ///< Whether we need a second checksum for functions in GCNO files. 43CODEGENOPT(CoverageNoFunctionNamesInData, 1, 0) ///< Do not include function names in GCDA files. 44CODEGENOPT(CoverageExitBlockBeforeBody, 1, 0) ///< Whether to emit the exit block before the body blocks in GCNO files. 45CODEGENOPT(CXAAtExit , 1, 1) ///< Use __cxa_atexit for calling destructors. 46CODEGENOPT(RegisterGlobalDtorsWithAtExit, 1, 1) ///< Use atexit or __cxa_atexit to register global destructors. 47CODEGENOPT(CXXCtorDtorAliases, 1, 0) ///< Emit complete ctors/dtors as linker 48 ///< aliases to base ctors when possible. 49CODEGENOPT(DataSections , 1, 0) ///< Set when -fdata-sections is enabled. 50CODEGENOPT(UniqueSectionNames, 1, 1) ///< Set for -funique-section-names. 51ENUM_CODEGENOPT(FramePointer, FramePointerKind, 2, FramePointerKind::None) /// frame-pointer: all,non-leaf,none 52 53CODEGENOPT(DisableFree , 1, 0) ///< Don't free memory. 54CODEGENOPT(DiscardValueNames , 1, 0) ///< Discard Value Names from the IR (LLVMContext flag) 55CODEGENOPT(DisableGCov , 1, 0) ///< Don't run the GCov pass, for testing. 56CODEGENOPT(DisableLLVMPasses , 1, 0) ///< Don't run any LLVM IR passes to get 57 ///< the pristine IR generated by the 58 ///< frontend. 59CODEGENOPT(DisableLifetimeMarkers, 1, 0) ///< Don't emit any lifetime markers 60CODEGENOPT(DisableO0ImplyOptNone , 1, 0) ///< Don't annonate function with optnone at O0 61CODEGENOPT(ExperimentalNewPassManager, 1, 0) ///< Enables the new, experimental 62 ///< pass manager. 63CODEGENOPT(DebugPassManager, 1, 0) ///< Prints debug information for the new 64 ///< pass manager. 65CODEGENOPT(DisableRedZone , 1, 0) ///< Set when -mno-red-zone is enabled. 66CODEGENOPT(EnableDebugEntryValues, 1, 0) ///< Emit call site parameter dbg info 67CODEGENOPT(IndirectTlsSegRefs, 1, 0) ///< Set when -mno-tls-direct-seg-refs 68 ///< is specified. 69CODEGENOPT(DisableTailCalls , 1, 0) ///< Do not emit tail calls. 70CODEGENOPT(NoEscapingBlockTailCalls, 1, 0) ///< Do not emit tail calls from 71 ///< escaping blocks. 72CODEGENOPT(EmitDeclMetadata , 1, 0) ///< Emit special metadata indicating what 73 ///< Decl* various IR entities came from. 74 ///< Only useful when running CodeGen as a 75 ///< subroutine. 76CODEGENOPT(EmitVersionIdentMetadata , 1, 1) ///< Emit compiler version metadata. 77CODEGENOPT(EmitGcovArcs , 1, 0) ///< Emit coverage data files, aka. GCDA. 78CODEGENOPT(EmitGcovNotes , 1, 0) ///< Emit coverage "notes" files, aka GCNO. 79CODEGENOPT(EmitOpenCLArgMetadata , 1, 0) ///< Emit OpenCL kernel arg metadata. 80CODEGENOPT(EmulatedTLS , 1, 0) ///< Set by default or -f[no-]emulated-tls. 81CODEGENOPT(ExplicitEmulatedTLS , 1, 0) ///< Set if -f[no-]emulated-tls is used. 82/// Embed Bitcode mode (off/all/bitcode/marker). 83ENUM_CODEGENOPT(EmbedBitcode, EmbedBitcodeKind, 2, Embed_Off) 84CODEGENOPT(ForbidGuardVariables , 1, 0) ///< Issue errors if C++ guard variables 85 ///< are required. 86CODEGENOPT(FunctionSections , 1, 0) ///< Set when -ffunction-sections is enabled. 87CODEGENOPT(InstrumentFunctions , 1, 0) ///< Set when -finstrument-functions is 88 ///< enabled. 89CODEGENOPT(InstrumentFunctionsAfterInlining , 1, 0) ///< Set when 90 ///< -finstrument-functions-after-inlining is enabled. 91CODEGENOPT(InstrumentFunctionEntryBare , 1, 0) ///< Set when 92 ///< -finstrument-function-entry-bare is enabled. 93CODEGENOPT(CFProtectionReturn , 1, 0) ///< if -fcf-protection is 94 ///< set to full or return. 95CODEGENOPT(CFProtectionBranch , 1, 0) ///< if -fcf-protection is 96 ///< set to full or branch. 97CODEGENOPT(XRayInstrumentFunctions , 1, 0) ///< Set when -fxray-instrument is 98 ///< enabled. 99CODEGENOPT(StackSizeSection , 1, 0) ///< Set when -fstack-size-section is enabled. 100CODEGENOPT(ForceDwarfFrameSection , 1, 0) ///< Set when -fforce-dwarf-frame is 101 ///< enabled. 102 103///< Set when -fxray-always-emit-customevents is enabled. 104CODEGENOPT(XRayAlwaysEmitCustomEvents , 1, 0) 105 106///< Set when -fxray-always-emit-typedevents is enabled. 107CODEGENOPT(XRayAlwaysEmitTypedEvents , 1, 0) 108 109///< Set the minimum number of instructions in a function to determine selective 110///< XRay instrumentation. 111VALUE_CODEGENOPT(XRayInstructionThreshold , 32, 200) 112 113CODEGENOPT(InstrumentForProfiling , 1, 0) ///< Set when -pg is enabled. 114CODEGENOPT(CallFEntry , 1, 0) ///< Set when -mfentry is enabled. 115CODEGENOPT(MNopMCount , 1, 0) ///< Set when -mnop-mcount is enabled. 116CODEGENOPT(LessPreciseFPMAD , 1, 0) ///< Enable less precise MAD instructions to 117 ///< be generated. 118CODEGENOPT(PrepareForLTO , 1, 0) ///< Set when -flto is enabled on the 119 ///< compile step. 120CODEGENOPT(PrepareForThinLTO , 1, 0) ///< Set when -flto=thin is enabled on the 121 ///< compile step. 122CODEGENOPT(LTOUnit, 1, 0) ///< Emit IR to support LTO unit features (CFI, whole 123 ///< program vtable opt). 124CODEGENOPT(EnableSplitLTOUnit, 1, 0) ///< Enable LTO unit splitting to support 125 /// CFI and traditional whole program 126 /// devirtualization that require whole 127 /// program IR support. 128CODEGENOPT(IncrementalLinkerCompatible, 1, 0) ///< Emit an object file which can 129 ///< be used with an incremental 130 ///< linker. 131CODEGENOPT(MergeAllConstants , 1, 1) ///< Merge identical constants. 132CODEGENOPT(MergeFunctions , 1, 0) ///< Set when -fmerge-functions is enabled. 133CODEGENOPT(MSVolatile , 1, 0) ///< Set when /volatile:ms is enabled. 134CODEGENOPT(NoCommon , 1, 0) ///< Set when -fno-common or C++ is enabled. 135CODEGENOPT(NoDwarfDirectoryAsm , 1, 0) ///< Set when -fno-dwarf-directory-asm is 136 ///< enabled. 137CODEGENOPT(NoExecStack , 1, 0) ///< Set when -Wa,--noexecstack is enabled. 138CODEGENOPT(FatalWarnings , 1, 0) ///< Set when -Wa,--fatal-warnings is 139 ///< enabled. 140CODEGENOPT(NoWarn , 1, 0) ///< Set when -Wa,--no-warn is enabled. 141CODEGENOPT(EnableSegmentedStacks , 1, 0) ///< Set when -fsplit-stack is enabled. 142CODEGENOPT(NoInlineLineTables, 1, 0) ///< Whether debug info should contain 143 ///< inline line tables. 144CODEGENOPT(NoImplicitFloat , 1, 0) ///< Set when -mno-implicit-float is enabled. 145CODEGENOPT(NoInfsFPMath , 1, 0) ///< Assume FP arguments, results not +-Inf. 146CODEGENOPT(NoSignedZeros , 1, 0) ///< Allow ignoring the signedness of FP zero 147CODEGENOPT(NullPointerIsValid , 1, 0) ///< Assume Null pointer deference is defined. 148CODEGENOPT(Reassociate , 1, 0) ///< Allow reassociation of FP math ops 149CODEGENOPT(ReciprocalMath , 1, 0) ///< Allow FP divisions to be reassociated. 150CODEGENOPT(NoTrappingMath , 1, 0) ///< Set when -fno-trapping-math is enabled. 151CODEGENOPT(NoNaNsFPMath , 1, 0) ///< Assume FP arguments, results not NaN. 152CODEGENOPT(FlushDenorm , 1, 0) ///< Allow FP denorm numbers to be flushed to zero 153CODEGENOPT(CorrectlyRoundedDivSqrt, 1, 0) ///< -cl-fp32-correctly-rounded-divide-sqrt 154 155/// When false, this attempts to generate code as if the result of an 156/// overflowing conversion matches the overflowing behavior of a target's native 157/// float-to-int conversion instructions. 158CODEGENOPT(StrictFloatCastOverflow, 1, 1) 159 160CODEGENOPT(UniformWGSize , 1, 0) ///< -cl-uniform-work-group-size 161CODEGENOPT(NoZeroInitializedInBSS , 1, 0) ///< -fno-zero-initialized-in-bss. 162/// Method of Objective-C dispatch to use. 163ENUM_CODEGENOPT(ObjCDispatchMethod, ObjCDispatchMethodKind, 2, Legacy) 164/// Replace certain message sends with calls to ObjC runtime entrypoints 165CODEGENOPT(ObjCConvertMessagesToRuntimeCalls , 1, 1) 166 167VALUE_CODEGENOPT(OptimizationLevel, 2, 0) ///< The -O[0-3] option specified. 168VALUE_CODEGENOPT(OptimizeSize, 2, 0) ///< If -Os (==1) or -Oz (==2) is specified. 169 170/// Choose profile instrumenation kind or no instrumentation. 171ENUM_CODEGENOPT(ProfileInstr, ProfileInstrKind, 2, ProfileNone) 172/// Choose profile kind for PGO use compilation. 173ENUM_CODEGENOPT(ProfileUse, ProfileInstrKind, 2, ProfileNone) 174CODEGENOPT(CoverageMapping , 1, 0) ///< Generate coverage mapping regions to 175 ///< enable code coverage analysis. 176CODEGENOPT(DumpCoverageMapping , 1, 0) ///< Dump the generated coverage mapping 177 ///< regions. 178 179 /// If -fpcc-struct-return or -freg-struct-return is specified. 180ENUM_CODEGENOPT(StructReturnConvention, StructReturnConventionKind, 2, SRCK_Default) 181 182CODEGENOPT(RelaxAll , 1, 0) ///< Relax all machine code instructions. 183CODEGENOPT(RelaxedAliasing , 1, 0) ///< Set when -fno-strict-aliasing is enabled. 184CODEGENOPT(StructPathTBAA , 1, 0) ///< Whether or not to use struct-path TBAA. 185CODEGENOPT(NewStructPathTBAA , 1, 0) ///< Whether or not to use enhanced struct-path TBAA. 186CODEGENOPT(SaveTempLabels , 1, 0) ///< Save temporary labels. 187CODEGENOPT(SanitizeAddressUseAfterScope , 1, 0) ///< Enable use-after-scope detection 188 ///< in AddressSanitizer 189CODEGENOPT(SanitizeAddressPoisonCustomArrayCookie, 1, 190 0) ///< Enable poisoning operator new[] which is not a replaceable 191 ///< global allocation function in AddressSanitizer 192CODEGENOPT(SanitizeAddressGlobalsDeadStripping, 1, 0) ///< Enable linker dead stripping 193 ///< of globals in AddressSanitizer 194CODEGENOPT(SanitizeAddressUseOdrIndicator, 1, 0) ///< Enable ODR indicator globals 195CODEGENOPT(SanitizeMemoryTrackOrigins, 2, 0) ///< Enable tracking origins in 196 ///< MemorySanitizer 197CODEGENOPT(SanitizeMemoryUseAfterDtor, 1, 0) ///< Enable use-after-delete detection 198 ///< in MemorySanitizer 199CODEGENOPT(SanitizeCfiCrossDso, 1, 0) ///< Enable cross-dso support in CFI. 200CODEGENOPT(SanitizeMinimalRuntime, 1, 0) ///< Use "_minimal" sanitizer runtime for 201 ///< diagnostics. 202CODEGENOPT(SanitizeCfiICallGeneralizePointers, 1, 0) ///< Generalize pointer types in 203 ///< CFI icall function signatures 204CODEGENOPT(SanitizeCfiCanonicalJumpTables, 1, 0) ///< Make jump table symbols canonical 205 ///< instead of creating a local jump table. 206CODEGENOPT(SanitizeCoverageType, 2, 0) ///< Type of sanitizer coverage 207 ///< instrumentation. 208CODEGENOPT(SanitizeCoverageIndirectCalls, 1, 0) ///< Enable sanitizer coverage 209 ///< for indirect calls. 210CODEGENOPT(SanitizeCoverageTraceBB, 1, 0) ///< Enable basic block tracing in 211 ///< in sanitizer coverage. 212CODEGENOPT(SanitizeCoverageTraceCmp, 1, 0) ///< Enable cmp instruction tracing 213 ///< in sanitizer coverage. 214CODEGENOPT(SanitizeCoverageTraceDiv, 1, 0) ///< Enable div instruction tracing 215 ///< in sanitizer coverage. 216CODEGENOPT(SanitizeCoverageTraceGep, 1, 0) ///< Enable GEP instruction tracing 217 ///< in sanitizer coverage. 218CODEGENOPT(SanitizeCoverage8bitCounters, 1, 0) ///< Use 8-bit frequency counters 219 ///< in sanitizer coverage. 220CODEGENOPT(SanitizeCoverageTracePC, 1, 0) ///< Enable PC tracing 221 ///< in sanitizer coverage. 222CODEGENOPT(SanitizeCoverageTracePCGuard, 1, 0) ///< Enable PC tracing with guard 223 ///< in sanitizer coverage. 224CODEGENOPT(SanitizeCoverageInline8bitCounters, 1, 0) ///< Use inline 8bit counters. 225CODEGENOPT(SanitizeCoveragePCTable, 1, 0) ///< Create a PC Table. 226CODEGENOPT(SanitizeCoverageNoPrune, 1, 0) ///< Disable coverage pruning. 227CODEGENOPT(SanitizeCoverageStackDepth, 1, 0) ///< Enable max stack depth tracing 228CODEGENOPT(SanitizeStats , 1, 0) ///< Collect statistics for sanitizers. 229CODEGENOPT(SimplifyLibCalls , 1, 1) ///< Set when -fbuiltin is enabled. 230CODEGENOPT(SoftFloat , 1, 0) ///< -soft-float. 231CODEGENOPT(SpeculativeLoadHardening, 1, 0) ///< Enable speculative load hardening. 232CODEGENOPT(FineGrainedBitfieldAccesses, 1, 0) ///< Enable fine-grained bitfield accesses. 233CODEGENOPT(StrictEnums , 1, 0) ///< Optimize based on strict enum definition. 234CODEGENOPT(StrictVTablePointers, 1, 0) ///< Optimize based on the strict vtable pointers 235CODEGENOPT(TimePasses , 1, 0) ///< Set when -ftime-report is enabled. 236CODEGENOPT(TimeTrace , 1, 0) ///< Set when -ftime-trace is enabled. 237VALUE_CODEGENOPT(TimeTraceGranularity, 32, 500) ///< Minimum time granularity (in microseconds), 238 ///< traced by time profiler 239CODEGENOPT(UnrollLoops , 1, 0) ///< Control whether loops are unrolled. 240CODEGENOPT(RerollLoops , 1, 0) ///< Control whether loops are rerolled. 241CODEGENOPT(NoUseJumpTables , 1, 0) ///< Set when -fno-jump-tables is enabled. 242CODEGENOPT(UnsafeFPMath , 1, 0) ///< Allow unsafe floating point optzns. 243CODEGENOPT(UnwindTables , 1, 0) ///< Emit unwind tables. 244CODEGENOPT(VectorizeLoop , 1, 0) ///< Run loop vectorizer. 245CODEGENOPT(VectorizeSLP , 1, 0) ///< Run SLP vectorizer. 246CODEGENOPT(ProfileSampleAccurate, 1, 0) ///< Sample profile is accurate. 247 248 /// Attempt to use register sized accesses to bit-fields in structures, when 249 /// possible. 250CODEGENOPT(UseRegisterSizedBitfieldAccess , 1, 0) 251 252CODEGENOPT(VerifyModule , 1, 1) ///< Control whether the module should be run 253 ///< through the LLVM Verifier. 254 255CODEGENOPT(StackRealignment , 1, 0) ///< Control whether to force stack 256 ///< realignment. 257CODEGENOPT(UseInitArray , 1, 0) ///< Control whether to use .init_array or 258 ///< .ctors. 259VALUE_CODEGENOPT(StackAlignment , 32, 0) ///< Overrides default stack 260 ///< alignment, if not 0. 261VALUE_CODEGENOPT(StackProbeSize , 32, 4096) ///< Overrides default stack 262 ///< probe size, even if 0. 263CODEGENOPT(NoStackArgProbe, 1, 0) ///< Set when -mno-stack-arg-probe is used 264CODEGENOPT(DebugColumnInfo, 1, 0) ///< Whether or not to use column information 265 ///< in debug info. 266 267CODEGENOPT(DebugTypeExtRefs, 1, 0) ///< Whether or not debug info should contain 268 ///< external references to a PCH or module. 269 270CODEGENOPT(DebugExplicitImport, 1, 0) ///< Whether or not debug info should 271 ///< contain explicit imports for 272 ///< anonymous namespaces 273 274CODEGENOPT(SplitDwarfInlining, 1, 1) ///< Whether to include inlining info in the 275 ///< skeleton CU to allow for symbolication 276 ///< of inline stack frames without .dwo files. 277CODEGENOPT(DebugFwdTemplateParams, 1, 0) ///< Whether to emit complete 278 ///< template parameter descriptions in 279 ///< forward declarations (versus just 280 ///< including them in the name). 281 282CODEGENOPT(EmitLLVMUseLists, 1, 0) ///< Control whether to serialize use-lists. 283 284CODEGENOPT(WholeProgramVTables, 1, 0) ///< Whether to apply whole-program 285 /// vtable optimization. 286 287CODEGENOPT(VirtualFunctionElimination, 1, 0) ///< Whether to apply the dead 288 /// virtual function elimination 289 /// optimization. 290 291/// Whether to use public LTO visibility for entities in std and stdext 292/// namespaces. This is enabled by clang-cl's /MT and /MTd flags. 293CODEGENOPT(LTOVisibilityPublicStd, 1, 0) 294 295/// The user specified number of registers to be used for integral arguments, 296/// or 0 if unspecified. 297VALUE_CODEGENOPT(NumRegisterParameters, 32, 0) 298 299/// The lower bound for a buffer to be considered for stack protection. 300VALUE_CODEGENOPT(SSPBufferSize, 32, 0) 301 302/// The kind of generated debug info. 303ENUM_CODEGENOPT(DebugInfo, codegenoptions::DebugInfoKind, 3, codegenoptions::NoDebugInfo) 304 305/// Whether to generate macro debug info. 306CODEGENOPT(MacroDebugInfo, 1, 0) 307 308/// Tune the debug info for this debugger. 309ENUM_CODEGENOPT(DebuggerTuning, llvm::DebuggerKind, 2, 310 llvm::DebuggerKind::Default) 311 312/// Dwarf version. Version zero indicates to LLVM that no DWARF should be 313/// emitted. 314VALUE_CODEGENOPT(DwarfVersion, 3, 0) 315 316/// Whether we should emit CodeView debug information. It's possible to emit 317/// CodeView and DWARF into the same object. 318CODEGENOPT(EmitCodeView, 1, 0) 319 320/// Whether to emit the .debug$H section containing hashes of CodeView types. 321CODEGENOPT(CodeViewGHash, 1, 0) 322 323/// The kind of inlining to perform. 324ENUM_CODEGENOPT(Inlining, InliningMethod, 2, NormalInlining) 325 326// Vector functions library to use. 327ENUM_CODEGENOPT(VecLib, VectorLibrary, 2, NoLibrary) 328 329/// The default TLS model to use. 330ENUM_CODEGENOPT(DefaultTLSModel, TLSModel, 2, GeneralDynamicTLSModel) 331 332/// Number of path components to strip when emitting checks. (0 == full 333/// filename) 334VALUE_CODEGENOPT(EmitCheckPathComponentsToStrip, 32, 0) 335 336/// Whether to report the hotness of the code region for optimization remarks. 337CODEGENOPT(DiagnosticsWithHotness, 1, 0) 338 339/// The minimum hotness value a diagnostic needs in order to be included in 340/// optimization diagnostics. 341VALUE_CODEGENOPT(DiagnosticsHotnessThreshold, 32, 0) 342 343/// Whether copy relocations support is available when building as PIE. 344CODEGENOPT(PIECopyRelocations, 1, 0) 345 346/// Whether we should use the undefined behaviour optimization for control flow 347/// paths that reach the end of a function without executing a required return. 348CODEGENOPT(StrictReturn, 1, 1) 349 350/// Whether emit extra debug info for sample pgo profile collection. 351CODEGENOPT(DebugInfoForProfiling, 1, 0) 352 353/// Whether 3-component vector type is preserved. 354CODEGENOPT(PreserveVec3Type, 1, 0) 355 356/// Whether to emit .debug_gnu_pubnames section instead of .debug_pubnames. 357CODEGENOPT(DebugNameTable, 2, 0) 358 359/// Whether to use DWARF base address specifiers in .debug_ranges. 360CODEGENOPT(DebugRangesBaseAddress, 1, 0) 361 362CODEGENOPT(NoPLT, 1, 0) 363 364/// Whether to embed source in DWARF debug line section. 365CODEGENOPT(EmbedSource, 1, 0) 366 367/// Whether to emit all vtables 368CODEGENOPT(ForceEmitVTables, 1, 0) 369 370/// Whether to emit an address-significance table into the object file. 371CODEGENOPT(Addrsig, 1, 0) 372 373ENUM_CODEGENOPT(SignReturnAddress, SignReturnAddressScope, 2, SignReturnAddressScope::None) 374ENUM_CODEGENOPT(SignReturnAddressKey, SignReturnAddressKeyValue, 1, SignReturnAddressKeyValue::AKey) 375CODEGENOPT(BranchTargetEnforcement, 1, 0) 376 377/// Whether to emit unused static constants. 378CODEGENOPT(KeepStaticConsts, 1, 0) 379 380#undef CODEGENOPT 381#undef ENUM_CODEGENOPT 382#undef VALUE_CODEGENOPT 383 384