DynFlags

Contents

• Dynamic flags and associated configuration types
  • Safe Haskell
  • System tool settings and locations
  • Manipulating DynFlags
  • Parsing DynFlags
  • Available DynFlags
  • DynFlags C compiler options
• Configuration of the stg-to-stg passes
• Compiler configuration suitable for display to the user
• SSE and AVX
• Linker/compiler information

Description

Synopsis

• data DumpFlag
  • = Opt_D_dump_cmm
  • | Opt_D_dump_cmm_raw
  • | Opt_D_dump_cmm_cfg
  • | Opt_D_dump_cmm_cbe
  • | Opt_D_dump_cmm_proc
  • | Opt_D_dump_cmm_sink
  • | Opt_D_dump_cmm_sp
  • | Opt_D_dump_cmm_procmap
  • | Opt_D_dump_cmm_split
  • | Opt_D_dump_cmm_info
  • | Opt_D_dump_cmm_cps
  • | Opt_D_dump_asm
  • | Opt_D_dump_asm_native
  • | Opt_D_dump_asm_liveness
  • | Opt_D_dump_asm_regalloc
  • | Opt_D_dump_asm_regalloc_stages
  • | Opt_D_dump_asm_conflicts
  • | Opt_D_dump_asm_stats
  • | Opt_D_dump_asm_expanded
  • | Opt_D_dump_llvm
  • | Opt_D_dump_core_stats
  • | Opt_D_dump_deriv
  • | Opt_D_dump_ds
  • | Opt_D_dump_foreign
  • | Opt_D_dump_inlinings
  • | Opt_D_dump_rule_firings
  • | Opt_D_dump_rule_rewrites
  • | Opt_D_dump_simpl_trace
  • | Opt_D_dump_occur_anal
  • | Opt_D_dump_parsed
  • | Opt_D_dump_rn
  • | Opt_D_dump_simpl
  • | Opt_D_dump_simpl_iterations
  • | Opt_D_dump_spec
  • | Opt_D_dump_prep
  • | Opt_D_dump_stg
  • | Opt_D_dump_call_arity
  • | Opt_D_dump_stranal
  • | Opt_D_dump_strsigs
  • | Opt_D_dump_tc
  • | Opt_D_dump_types
  • | Opt_D_dump_rules
  • | Opt_D_dump_cse
  • | Opt_D_dump_worker_wrapper
  • | Opt_D_dump_rn_trace
  • | Opt_D_dump_rn_stats
  • | Opt_D_dump_opt_cmm
  • | Opt_D_dump_simpl_stats
  • | Opt_D_dump_cs_trace
  • | Opt_D_dump_tc_trace
  • | Opt_D_dump_if_trace
  • | Opt_D_dump_vt_trace
  • | Opt_D_dump_splices
  • | Opt_D_th_dec_file
  • | Opt_D_dump_BCOs
  • | Opt_D_dump_vect
  • | Opt_D_dump_ticked
  • | Opt_D_dump_rtti
  • | Opt_D_source_stats
  • | Opt_D_verbose_stg2stg
  • | Opt_D_dump_hi
  • | Opt_D_dump_hi_diffs
  • | Opt_D_dump_mod_cycles
  • | Opt_D_dump_mod_map
  • | Opt_D_dump_view_pattern_commoning
  • | Opt_D_verbose_core2core
  • | Opt_D_dump_debug
• data GeneralFlag
  • = Opt_DumpToFile
  • | Opt_D_faststring_stats
  • | Opt_D_dump_minimal_imports
  • | Opt_DoCoreLinting
  • | Opt_DoStgLinting
  • | Opt_DoCmmLinting
  • | Opt_DoAsmLinting
  • | Opt_DoAnnotationLinting
  • | Opt_NoLlvmMangler
  • | Opt_WarnIsError
  • | Opt_PrintExplicitForalls
  • | Opt_PrintExplicitKinds
  • | Opt_CallArity
  • | Opt_Strictness
  • | Opt_LateDmdAnal
  • | Opt_KillAbsence
  • | Opt_KillOneShot
  • | Opt_FullLaziness
  • | Opt_FloatIn
  • | Opt_Specialise
  • | Opt_SpecialiseAggressively
  • | Opt_StaticArgumentTransformation
  • | Opt_CSE
  • | Opt_LiberateCase
  • | Opt_SpecConstr
  • | Opt_DoLambdaEtaExpansion
  • | Opt_IgnoreAsserts
  • | Opt_DoEtaReduction
  • | Opt_CaseMerge
  • | Opt_UnboxStrictFields
  • | Opt_UnboxSmallStrictFields
  • | Opt_DictsCheap
  • | Opt_EnableRewriteRules
  • | Opt_Vectorise
  • | Opt_VectorisationAvoidance
  • | Opt_RegsGraph
  • | Opt_RegsIterative
  • | Opt_PedanticBottoms
  • | Opt_LlvmTBAA
  • | Opt_LlvmPassVectorsInRegisters
  • | Opt_IrrefutableTuples
  • | Opt_CmmSink
  • | Opt_CmmElimCommonBlocks
  • | Opt_OmitYields
  • | Opt_SimpleListLiterals
  • | Opt_FunToThunk
  • | Opt_DictsStrict
  • | Opt_DmdTxDictSel
  • | Opt_Loopification
  • | Opt_IgnoreInterfacePragmas
  • | Opt_OmitInterfacePragmas
  • | Opt_ExposeAllUnfoldings
  • | Opt_WriteInterface
  • | Opt_AutoSccsOnIndividualCafs
  • | Opt_ProfCountEntries
  • | Opt_Pp
  • | Opt_ForceRecomp
  • | Opt_ExcessPrecision
  • | Opt_EagerBlackHoling
  • | Opt_NoHsMain
  • | Opt_SplitObjs
  • | Opt_StgStats
  • | Opt_HideAllPackages
  • | Opt_PrintBindResult
  • | Opt_Haddock
  • | Opt_HaddockOptions
  • | Opt_Hpc_No_Auto
  • | Opt_BreakOnException
  • | Opt_BreakOnError
  • | Opt_PrintEvldWithShow
  • | Opt_PrintBindContents
  • | Opt_GenManifest
  • | Opt_EmbedManifest
  • | Opt_EmitExternalCore
  • | Opt_SharedImplib
  • | Opt_BuildingCabalPackage
  • | Opt_IgnoreDotGhci
  • | Opt_GhciSandbox
  • | Opt_GhciHistory
  • | Opt_HelpfulErrors
  • | Opt_DeferTypeErrors
  • | Opt_DeferTypedHoles
  • | Opt_Parallel
  • | Opt_GranMacros
  • | Opt_PIC
  • | Opt_SccProfilingOn
  • | Opt_Ticky
  • | Opt_Ticky_Allocd
  • | Opt_Ticky_LNE
  • | Opt_Ticky_Dyn_Thunk
  • | Opt_Static
  • | Opt_RPath
  • | Opt_RelativeDynlibPaths
  • | Opt_Hpc
  • | Opt_FlatCache
  • | Opt_SimplPreInlining
  • | Opt_ErrorSpans
  • | Opt_PprCaseAsLet
  • | Opt_PprShowTicks
  • | Opt_SuppressCoercions
  • | Opt_SuppressVarKinds
  • | Opt_SuppressModulePrefixes
  • | Opt_SuppressTypeApplications
  • | Opt_SuppressIdInfo
  • | Opt_SuppressTypeSignatures
  • | Opt_SuppressUniques
  • | Opt_AutoLinkPackages
  • | Opt_ImplicitImportQualified
  • | Opt_KeepHiDiffs
  • | Opt_KeepHcFiles
  • | Opt_KeepSFiles
  • | Opt_KeepTmpFiles
  • | Opt_KeepRawTokenStream
  • | Opt_KeepLlvmFiles
  • | Opt_BuildDynamicToo
  • | Opt_DistrustAllPackages
  • | Opt_PackageTrust
  • | Opt_Debug
• data WarningFlag
  • = Opt_WarnDuplicateExports
  • | Opt_WarnDuplicateConstraints
  • | Opt_WarnHiShadows
  • | Opt_WarnImplicitPrelude
  • | Opt_WarnIncompletePatterns
  • | Opt_WarnIncompleteUniPatterns
  • | Opt_WarnIncompletePatternsRecUpd
  • | Opt_WarnOverflowedLiterals
  • | Opt_WarnEmptyEnumerations
  • | Opt_WarnMissingFields
  • | Opt_WarnMissingImportList
  • | Opt_WarnMissingMethods
  • | Opt_WarnMissingSigs
  • | Opt_WarnMissingLocalSigs
  • | Opt_WarnNameShadowing
  • | Opt_WarnOverlappingPatterns
  • | Opt_WarnTypeDefaults
  • | Opt_WarnMonomorphism
  • | Opt_WarnUnusedBinds
  • | Opt_WarnUnusedImports
  • | Opt_WarnUnusedMatches
  • | Opt_WarnContextQuantification
  • | Opt_WarnWarningsDeprecations
  • | Opt_WarnDeprecatedFlags
  • | Opt_WarnAMP
  • | Opt_WarnDodgyExports
  • | Opt_WarnDodgyImports
  • | Opt_WarnOrphans
  • | Opt_WarnAutoOrphans
  • | Opt_WarnIdentities
  • | Opt_WarnTabs
  • | Opt_WarnUnrecognisedPragmas
  • | Opt_WarnDodgyForeignImports
  • | Opt_WarnUnusedDoBind
  • | Opt_WarnWrongDoBind
  • | Opt_WarnAlternativeLayoutRuleTransitional
  • | Opt_WarnUnsafe
  • | Opt_WarnSafe
  • | Opt_WarnTrustworthySafe
  • | Opt_WarnPointlessPragmas
  • | Opt_WarnUnsupportedCallingConventions
  • | Opt_WarnUnsupportedLlvmVersion
  • | Opt_WarnInlineRuleShadowing
  • | Opt_WarnTypedHoles
  • | Opt_WarnPartialTypeSignatures
  • | Opt_WarnMissingExportedSigs
  • | Opt_WarnUntickedPromotedConstructors
• data ExtensionFlag
  • = Opt_Cpp
  • | Opt_OverlappingInstances
  • | Opt_UndecidableInstances
  • | Opt_IncoherentInstances
  • | Opt_MonomorphismRestriction
  • | Opt_MonoPatBinds
  • | Opt_MonoLocalBinds
  • | Opt_RelaxedPolyRec
  • | Opt_ExtendedDefaultRules
  • | Opt_ForeignFunctionInterface
  • | Opt_UnliftedFFITypes
  • | Opt_InterruptibleFFI
  • | Opt_CApiFFI
  • | Opt_GHCForeignImportPrim
  • | Opt_JavaScriptFFI
  • | Opt_ParallelArrays
  • | Opt_Arrows
  • | Opt_TemplateHaskell
  • | Opt_QuasiQuotes
  • | Opt_ImplicitParams
  • | Opt_ImplicitPrelude
  • | Opt_ScopedTypeVariables
  • | Opt_AllowAmbiguousTypes
  • | Opt_UnboxedTuples
  • | Opt_BangPatterns
  • | Opt_TypeFamilies
  • | Opt_OverloadedStrings
  • | Opt_OverloadedLists
  • | Opt_NumDecimals
  • | Opt_DisambiguateRecordFields
  • | Opt_RecordWildCards
  • | Opt_RecordPuns
  • | Opt_ViewPatterns
  • | Opt_GADTs
  • | Opt_GADTSyntax
  • | Opt_NPlusKPatterns
  • | Opt_DoAndIfThenElse
  • | Opt_RebindableSyntax
  • | Opt_ConstraintKinds
  • | Opt_PolyKinds
  • | Opt_DataKinds
  • | Opt_InstanceSigs
  • | Opt_StandaloneDeriving
  • | Opt_DeriveDataTypeable
  • | Opt_AutoDeriveTypeable
  • | Opt_DeriveFunctor
  • | Opt_DeriveTraversable
  • | Opt_DeriveFoldable
  • | Opt_DeriveGeneric
  • | Opt_DefaultSignatures
  • | Opt_DeriveAnyClass
  • | Opt_TypeSynonymInstances
  • | Opt_FlexibleContexts
  • | Opt_FlexibleInstances
  • | Opt_ConstrainedClassMethods
  • | Opt_MultiParamTypeClasses
  • | Opt_NullaryTypeClasses
  • | Opt_FunctionalDependencies
  • | Opt_UnicodeSyntax
  • | Opt_ExistentialQuantification
  • | Opt_MagicHash
  • | Opt_EmptyDataDecls
  • | Opt_KindSignatures
  • | Opt_RoleAnnotations
  • | Opt_ParallelListComp
  • | Opt_TransformListComp
  • | Opt_MonadComprehensions
  • | Opt_GeneralizedNewtypeDeriving
  • | Opt_RecursiveDo
  • | Opt_PostfixOperators
  • | Opt_TupleSections
  • | Opt_PatternGuards
  • | Opt_LiberalTypeSynonyms
  • | Opt_RankNTypes
  • | Opt_ImpredicativeTypes
  • | Opt_TypeOperators
  • | Opt_ExplicitNamespaces
  • | Opt_PackageImports
  • | Opt_ExplicitForAll
  • | Opt_AlternativeLayoutRule
  • | Opt_AlternativeLayoutRuleTransitional
  • | Opt_DatatypeContexts
  • | Opt_NondecreasingIndentation
  • | Opt_RelaxedLayout
  • | Opt_TraditionalRecordSyntax
  • | Opt_LambdaCase
  • | Opt_MultiWayIf
  • | Opt_BinaryLiterals
  • | Opt_NegativeLiterals
  • | Opt_EmptyCase
  • | Opt_PatternSynonyms
  • | Opt_PartialTypeSignatures
  • | Opt_NamedWildCards
  • | Opt_StaticPointers
• data Language
  • = Haskell98
  • | Haskell2010
• data PlatformConstants = PlatformConstants {
  • pc_platformConstants :: ()
  • pc_STD_HDR_SIZE :: Int
  • pc_PROF_HDR_SIZE :: Int
  • pc_BLOCK_SIZE :: Int
  • pc_BLOCKS_PER_MBLOCK :: Int
  • pc_OFFSET_StgRegTable_rR1 :: Int
  • pc_OFFSET_StgRegTable_rR2 :: Int
  • pc_OFFSET_StgRegTable_rR3 :: Int
  • pc_OFFSET_StgRegTable_rR4 :: Int
  • pc_OFFSET_StgRegTable_rR5 :: Int
  • pc_OFFSET_StgRegTable_rR6 :: Int
  • pc_OFFSET_StgRegTable_rR7 :: Int
  • pc_OFFSET_StgRegTable_rR8 :: Int
  • pc_OFFSET_StgRegTable_rR9 :: Int
  • pc_OFFSET_StgRegTable_rR10 :: Int
  • pc_OFFSET_StgRegTable_rF1 :: Int
  • pc_OFFSET_StgRegTable_rF2 :: Int
  • pc_OFFSET_StgRegTable_rF3 :: Int
  • pc_OFFSET_StgRegTable_rF4 :: Int
  • pc_OFFSET_StgRegTable_rF5 :: Int
  • pc_OFFSET_StgRegTable_rF6 :: Int
  • pc_OFFSET_StgRegTable_rD1 :: Int
  • pc_OFFSET_StgRegTable_rD2 :: Int
  • pc_OFFSET_StgRegTable_rD3 :: Int
  • pc_OFFSET_StgRegTable_rD4 :: Int
  • pc_OFFSET_StgRegTable_rD5 :: Int
  • pc_OFFSET_StgRegTable_rD6 :: Int
  • pc_OFFSET_StgRegTable_rXMM1 :: Int
  • pc_OFFSET_StgRegTable_rXMM2 :: Int
  • pc_OFFSET_StgRegTable_rXMM3 :: Int
  • pc_OFFSET_StgRegTable_rXMM4 :: Int
  • pc_OFFSET_StgRegTable_rXMM5 :: Int
  • pc_OFFSET_StgRegTable_rXMM6 :: Int
  • pc_OFFSET_StgRegTable_rYMM1 :: Int
  • pc_OFFSET_StgRegTable_rYMM2 :: Int
  • pc_OFFSET_StgRegTable_rYMM3 :: Int
  • pc_OFFSET_StgRegTable_rYMM4 :: Int
  • pc_OFFSET_StgRegTable_rYMM5 :: Int
  • pc_OFFSET_StgRegTable_rYMM6 :: Int
  • pc_OFFSET_StgRegTable_rZMM1 :: Int
  • pc_OFFSET_StgRegTable_rZMM2 :: Int
  • pc_OFFSET_StgRegTable_rZMM3 :: Int
  • pc_OFFSET_StgRegTable_rZMM4 :: Int
  • pc_OFFSET_StgRegTable_rZMM5 :: Int
  • pc_OFFSET_StgRegTable_rZMM6 :: Int
  • pc_OFFSET_StgRegTable_rL1 :: Int
  • pc_OFFSET_StgRegTable_rSp :: Int
  • pc_OFFSET_StgRegTable_rSpLim :: Int
  • pc_OFFSET_StgRegTable_rHp :: Int
  • pc_OFFSET_StgRegTable_rHpLim :: Int
  • pc_OFFSET_StgRegTable_rCCCS :: Int
  • pc_OFFSET_StgRegTable_rCurrentTSO :: Int
  • pc_OFFSET_StgRegTable_rCurrentNursery :: Int
  • pc_OFFSET_StgRegTable_rHpAlloc :: Int
  • pc_OFFSET_stgEagerBlackholeInfo :: Int
  • pc_OFFSET_stgGCEnter1 :: Int
  • pc_OFFSET_stgGCFun :: Int
  • pc_OFFSET_Capability_r :: Int
  • pc_OFFSET_bdescr_start :: Int
  • pc_OFFSET_bdescr_free :: Int
  • pc_OFFSET_bdescr_blocks :: Int
  • pc_SIZEOF_CostCentreStack :: Int
  • pc_OFFSET_CostCentreStack_mem_alloc :: Int
  • pc_REP_CostCentreStack_mem_alloc :: Int
  • pc_OFFSET_CostCentreStack_scc_count :: Int
  • pc_REP_CostCentreStack_scc_count :: Int
  • pc_OFFSET_StgHeader_ccs :: Int
  • pc_OFFSET_StgHeader_ldvw :: Int
  • pc_SIZEOF_StgSMPThunkHeader :: Int
  • pc_OFFSET_StgEntCounter_allocs :: Int
  • pc_REP_StgEntCounter_allocs :: Int
  • pc_OFFSET_StgEntCounter_allocd :: Int
  • pc_REP_StgEntCounter_allocd :: Int
  • pc_OFFSET_StgEntCounter_registeredp :: Int
  • pc_OFFSET_StgEntCounter_link :: Int
  • pc_OFFSET_StgEntCounter_entry_count :: Int
  • pc_SIZEOF_StgUpdateFrame_NoHdr :: Int
  • pc_SIZEOF_StgMutArrPtrs_NoHdr :: Int
  • pc_OFFSET_StgMutArrPtrs_ptrs :: Int
  • pc_OFFSET_StgMutArrPtrs_size :: Int
  • pc_SIZEOF_StgSmallMutArrPtrs_NoHdr :: Int
  • pc_OFFSET_StgSmallMutArrPtrs_ptrs :: Int
  • pc_SIZEOF_StgArrWords_NoHdr :: Int
  • pc_OFFSET_StgArrWords_bytes :: Int
  • pc_OFFSET_StgTSO_alloc_limit :: Int
  • pc_OFFSET_StgTSO_cccs :: Int
  • pc_OFFSET_StgTSO_stackobj :: Int
  • pc_OFFSET_StgStack_sp :: Int
  • pc_OFFSET_StgStack_stack :: Int
  • pc_OFFSET_StgUpdateFrame_updatee :: Int
  • pc_OFFSET_StgFunInfoExtraFwd_arity :: Int
  • pc_REP_StgFunInfoExtraFwd_arity :: Int
  • pc_SIZEOF_StgFunInfoExtraRev :: Int
  • pc_OFFSET_StgFunInfoExtraRev_arity :: Int
  • pc_REP_StgFunInfoExtraRev_arity :: Int
  • pc_MAX_SPEC_SELECTEE_SIZE :: Int
  • pc_MAX_SPEC_AP_SIZE :: Int
  • pc_MIN_PAYLOAD_SIZE :: Int
  • pc_MIN_INTLIKE :: Int
  • pc_MAX_INTLIKE :: Int
  • pc_MIN_CHARLIKE :: Int
  • pc_MAX_CHARLIKE :: Int
  • pc_MUT_ARR_PTRS_CARD_BITS :: Int
  • pc_MAX_Vanilla_REG :: Int
  • pc_MAX_Float_REG :: Int
  • pc_MAX_Double_REG :: Int
  • pc_MAX_Long_REG :: Int
  • pc_MAX_XMM_REG :: Int
  • pc_MAX_Real_Vanilla_REG :: Int
  • pc_MAX_Real_Float_REG :: Int
  • pc_MAX_Real_Double_REG :: Int
  • pc_MAX_Real_XMM_REG :: Int
  • pc_MAX_Real_Long_REG :: Int
  • pc_RESERVED_C_STACK_BYTES :: Int
  • pc_RESERVED_STACK_WORDS :: Int
  • pc_AP_STACK_SPLIM :: Int
  • pc_WORD_SIZE :: Int
  • pc_DOUBLE_SIZE :: Int
  • pc_CINT_SIZE :: Int
  • pc_CLONG_SIZE :: Int
  • pc_CLONG_LONG_SIZE :: Int
  • pc_BITMAP_BITS_SHIFT :: Int
  • pc_TAG_BITS :: Int
  • pc_WORDS_BIGENDIAN :: Bool
  • pc_DYNAMIC_BY_DEFAULT :: Bool
  • pc_LDV_SHIFT :: Int
  • pc_ILDV_CREATE_MASK :: Integer
  • pc_ILDV_STATE_CREATE :: Integer
  • pc_ILDV_STATE_USE :: Integer
  }
• type FatalMessager = String -> IO ()
• type LogAction = DynFlags -> Severity -> SrcSpan -> PprStyle -> MsgDoc -> IO ()
• newtype FlushOut = FlushOut (IO ())
• newtype FlushErr = FlushErr (IO ())
• data ProfAuto
  • = NoProfAuto
  • | ProfAutoAll
  • | ProfAutoTop
  • | ProfAutoExports
  • | ProfAutoCalls
• glasgowExtsFlags :: [ExtensionFlag]
• dopt :: DumpFlag -> DynFlags -> Bool
• dopt_set :: DynFlags -> DumpFlag -> DynFlags
• dopt_unset :: DynFlags -> DumpFlag -> DynFlags
• gopt :: GeneralFlag -> DynFlags -> Bool
• gopt_set :: DynFlags -> GeneralFlag -> DynFlags
• gopt_unset :: DynFlags -> GeneralFlag -> DynFlags
• wopt :: WarningFlag -> DynFlags -> Bool
• wopt_set :: DynFlags -> WarningFlag -> DynFlags
• wopt_unset :: DynFlags -> WarningFlag -> DynFlags
• xopt :: ExtensionFlag -> DynFlags -> Bool
• xopt_set :: DynFlags -> ExtensionFlag -> DynFlags
• xopt_unset :: DynFlags -> ExtensionFlag -> DynFlags
• lang_set :: DynFlags -> Maybe Language -> DynFlags
• useUnicodeSyntax :: DynFlags -> Bool
• whenGeneratingDynamicToo :: MonadIO m => DynFlags -> m () -> m ()
• ifGeneratingDynamicToo :: MonadIO m => DynFlags -> m a -> m a -> m a
• whenCannotGenerateDynamicToo :: MonadIO m => DynFlags -> m () -> m ()
• dynamicTooMkDynamicDynFlags :: DynFlags -> DynFlags
• data DynFlags = DynFlags {
  • ghcMode :: GhcMode
  • ghcLink :: GhcLink
  • hscTarget :: HscTarget
  • settings :: Settings
  • sigOf :: SigOf
  • verbosity :: Int
  • optLevel :: Int
  • simplPhases :: Int
  • maxSimplIterations :: Int
  • ruleCheck :: Maybe String
  • strictnessBefore :: [Int]
  • parMakeCount :: Maybe Int
  • enableTimeStats :: Bool
  • ghcHeapSize :: Maybe Int
  • maxRelevantBinds :: Maybe Int
  • simplTickFactor :: Int
  • specConstrThreshold :: Maybe Int
  • specConstrCount :: Maybe Int
  • specConstrRecursive :: Int
  • liberateCaseThreshold :: Maybe Int
  • floatLamArgs :: Maybe Int
  • historySize :: Int
  • cmdlineHcIncludes :: [String]
  • importPaths :: [FilePath]
  • mainModIs :: Module
  • mainFunIs :: Maybe String
  • ctxtStkDepth :: Int
  • tyFunStkDepth :: Int
  • thisPackage :: PackageKey
  • ways :: [Way]
  • buildTag :: String
  • rtsBuildTag :: String
  • splitInfo :: Maybe (String, Int)
  • objectDir :: Maybe String
  • dylibInstallName :: Maybe String
  • hiDir :: Maybe String
  • stubDir :: Maybe String
  • dumpDir :: Maybe String
  • objectSuf :: String
  • hcSuf :: String
  • hiSuf :: String
  • canGenerateDynamicToo :: IORef Bool
  • dynObjectSuf :: String
  • dynHiSuf :: String
  • dllSplitFile :: Maybe FilePath
  • dllSplit :: Maybe [Set String]
  • outputFile :: Maybe String
  • dynOutputFile :: Maybe String
  • outputHi :: Maybe String
  • dynLibLoader :: DynLibLoader
  • dumpPrefix :: Maybe FilePath
  • dumpPrefixForce :: Maybe FilePath
  • ldInputs :: [Option]
  • includePaths :: [String]
  • libraryPaths :: [String]
  • frameworkPaths :: [String]
  • cmdlineFrameworks :: [String]
  • rtsOpts :: Maybe String
  • rtsOptsEnabled :: RtsOptsEnabled
  • hpcDir :: String
  • pluginModNames :: [ModuleName]
  • pluginModNameOpts :: [(ModuleName, String)]
  • hooks :: Hooks
  • depMakefile :: FilePath
  • depIncludePkgDeps :: Bool
  • depExcludeMods :: [ModuleName]
  • depSuffixes :: [String]
  • extraPkgConfs :: [PkgConfRef] -> [PkgConfRef]
  • packageFlags :: [PackageFlag]
  • packageEnv :: Maybe FilePath
  • pkgDatabase :: Maybe [PackageConfig]
  • pkgState :: PackageState
  • filesToClean :: IORef [FilePath]
  • dirsToClean :: IORef (Map FilePath FilePath)
  • filesToNotIntermediateClean :: IORef [FilePath]
  • nextTempSuffix :: IORef Int
  • generatedDumps :: IORef (Set FilePath)
  • dumpFlags :: IntSet
  • generalFlags :: IntSet
  • warningFlags :: IntSet
  • language :: Maybe Language
  • safeHaskell :: SafeHaskellMode
  • safeInfer :: Bool
  • safeInferred :: Bool
  • thOnLoc :: SrcSpan
  • newDerivOnLoc :: SrcSpan
  • overlapInstLoc :: SrcSpan
  • incoherentOnLoc :: SrcSpan
  • pkgTrustOnLoc :: SrcSpan
  • warnSafeOnLoc :: SrcSpan
  • warnUnsafeOnLoc :: SrcSpan
  • trustworthyOnLoc :: SrcSpan
  • extensions :: [OnOff ExtensionFlag]
  • extensionFlags :: IntSet
  • ufCreationThreshold :: Int
  • ufUseThreshold :: Int
  • ufFunAppDiscount :: Int
  • ufDictDiscount :: Int
  • ufKeenessFactor :: Float
  • ufDearOp :: Int
  • maxWorkerArgs :: Int
  • ghciHistSize :: Int
  • log_action :: LogAction
  • flushOut :: FlushOut
  • flushErr :: FlushErr
  • haddockOptions :: Maybe String
  • ghciScripts :: [String]
  • pprUserLength :: Int
  • pprCols :: Int
  • traceLevel :: Int
  • useUnicode :: Bool
  • profAuto :: ProfAuto
  • interactivePrint :: Maybe String
  • llvmVersion :: IORef Int
  • nextWrapperNum :: IORef (ModuleEnv Int)
  • sseVersion :: Maybe SseVersion
  • avx :: Bool
  • avx2 :: Bool
  • avx512cd :: Bool
  • avx512er :: Bool
  • avx512f :: Bool
  • avx512pf :: Bool
  • rtldInfo :: IORef (Maybe LinkerInfo)
  • rtccInfo :: IORef (Maybe CompilerInfo)
  • maxInlineAllocSize :: Int
  • maxInlineMemcpyInsns :: Int
  • maxInlineMemsetInsns :: Int
  }
• data FlagSpec flag = FlagSpec {
  • flagSpecName :: String
  • flagSpecFlag :: flag
  • flagSpecAction :: TurnOnFlag -> DynP ()
  • flagSpecGhcMode :: GhcFlagMode
  }
• class HasDynFlags m where
  • getDynFlags :: m DynFlags
• class ContainsDynFlags t where
  • extractDynFlags :: t -> DynFlags
  • replaceDynFlags :: t -> DynFlags -> t
• data RtsOptsEnabled
  • = RtsOptsNone
  • | RtsOptsSafeOnly
  • | RtsOptsAll
• data HscTarget
  • = HscC
  • | HscAsm
  • | HscLlvm
  • | HscInterpreted
  • | HscNothing
• isObjectTarget :: HscTarget -> Bool
• defaultObjectTarget :: Platform -> HscTarget
• targetRetainsAllBindings :: HscTarget -> Bool
• data GhcMode
  • = CompManager
  • | OneShot
  • | MkDepend
• isOneShot :: GhcMode -> Bool
• data GhcLink
  • = NoLink
  • | LinkBinary
  • | LinkInMemory
  • | LinkDynLib
  • | LinkStaticLib
• isNoLink :: GhcLink -> Bool
• data PackageFlag
  • = ExposePackage PackageArg ModRenaming
  • | HidePackage String
  • | IgnorePackage String
  • | TrustPackage String
  • | DistrustPackage String
• data PackageArg
  • = PackageArg String
  • | PackageIdArg String
  • | PackageKeyArg String
• data ModRenaming = ModRenaming Bool [(String, String)]
• data PkgConfRef
  • = GlobalPkgConf
  • | UserPkgConf
  • | PkgConfFile FilePath
• data Option
  • = FileOption String String
  • | Option String
• showOpt :: Option -> String
• data DynLibLoader
  • = Deployable
  • | SystemDependent
• fFlags :: [FlagSpec GeneralFlag]
• fWarningFlags :: [FlagSpec WarningFlag]
• fLangFlags :: [FlagSpec ExtensionFlag]
• xFlags :: [FlagSpec ExtensionFlag]
• dynFlagDependencies :: DynFlags -> [ModuleName]
• tablesNextToCode :: DynFlags -> Bool
• mkTablesNextToCode :: Bool -> Bool
• data SigOf
  • = NotSigOf
  • | SigOf Module
  • | SigOfMap (Map ModuleName Module)
• getSigOf :: DynFlags -> ModuleName -> Maybe Module
• data Way
  • = WayCustom String
  • | WayThreaded
  • | WayDebug
  • | WayProf
  • | WayEventLog
  • | WayPar
  • | WayGran
  • | WayNDP
  • | WayDyn
• mkBuildTag :: [Way] -> String
• wayRTSOnly :: Way -> Bool
• addWay' :: Way -> DynFlags -> DynFlags
• updateWays :: DynFlags -> DynFlags
• wayGeneralFlags :: Platform -> Way -> [GeneralFlag]
• wayUnsetGeneralFlags :: Platform -> Way -> [GeneralFlag]
• data SafeHaskellMode
  • = Sf_None
  • | Sf_Unsafe
  • | Sf_Trustworthy
  • | Sf_Safe
• safeHaskellOn :: DynFlags -> Bool
• safeImportsOn :: DynFlags -> Bool
• safeLanguageOn :: DynFlags -> Bool
• safeInferOn :: DynFlags -> Bool
• packageTrustOn :: DynFlags -> Bool
• safeDirectImpsReq :: DynFlags -> Bool
• safeImplicitImpsReq :: DynFlags -> Bool
• unsafeFlags :: [(String, DynFlags -> SrcSpan, DynFlags -> Bool, DynFlags -> DynFlags)]
• unsafeFlagsForInfer :: [(String, DynFlags -> SrcSpan, DynFlags -> Bool, DynFlags -> DynFlags)]
• data Settings = Settings {
  • sTargetPlatform :: Platform
  • sGhcUsagePath :: FilePath
  • sGhciUsagePath :: FilePath
  • sTopDir :: FilePath
  • sTmpDir :: String
  • sProgramName :: String
  • sProjectVersion :: String
  • sRawSettings :: [(String, String)]
  • sExtraGccViaCFlags :: [String]
  • sSystemPackageConfig :: FilePath
  • sLdSupportsCompactUnwind :: Bool
  • sLdSupportsBuildId :: Bool
  • sLdSupportsFilelist :: Bool
  • sLdIsGnuLd :: Bool
  • sPgm_L :: String
  • sPgm_P :: (String, [Option])
  • sPgm_F :: String
  • sPgm_c :: (String, [Option])
  • sPgm_s :: (String, [Option])
  • sPgm_a :: (String, [Option])
  • sPgm_l :: (String, [Option])
  • sPgm_dll :: (String, [Option])
  • sPgm_T :: String
  • sPgm_sysman :: String
  • sPgm_windres :: String
  • sPgm_libtool :: String
  • sPgm_lo :: (String, [Option])
  • sPgm_lc :: (String, [Option])
  • sOpt_L :: [String]
  • sOpt_P :: [String]
  • sOpt_F :: [String]
  • sOpt_c :: [String]
  • sOpt_a :: [String]
  • sOpt_l :: [String]
  • sOpt_windres :: [String]
  • sOpt_lo :: [String]
  • sOpt_lc :: [String]
  • sPlatformConstants :: PlatformConstants
  }
• targetPlatform :: DynFlags -> Platform
• programName :: DynFlags -> String
• projectVersion :: DynFlags -> String
• ghcUsagePath :: DynFlags -> FilePath
• ghciUsagePath :: DynFlags -> FilePath
• topDir :: DynFlags -> FilePath
• tmpDir :: DynFlags -> String
• rawSettings :: DynFlags -> [(String, String)]
• versionedAppDir :: DynFlags -> IO FilePath
• extraGccViaCFlags :: DynFlags -> [String]
• systemPackageConfig :: DynFlags -> FilePath
• pgm_L :: DynFlags -> String
• pgm_P :: DynFlags -> (String, [Option])
• pgm_F :: DynFlags -> String
• pgm_c :: DynFlags -> (String, [Option])
• pgm_s :: DynFlags -> (String, [Option])
• pgm_a :: DynFlags -> (String, [Option])
• pgm_l :: DynFlags -> (String, [Option])
• pgm_dll :: DynFlags -> (String, [Option])
• pgm_T :: DynFlags -> String
• pgm_sysman :: DynFlags -> String
• pgm_windres :: DynFlags -> String
• pgm_libtool :: DynFlags -> String
• pgm_lo :: DynFlags -> (String, [Option])
• pgm_lc :: DynFlags -> (String, [Option])
• opt_L :: DynFlags -> [String]
• opt_P :: DynFlags -> [String]
• opt_F :: DynFlags -> [String]
• opt_c :: DynFlags -> [String]
• opt_a :: DynFlags -> [String]
• opt_l :: DynFlags -> [String]
• opt_windres :: DynFlags -> [String]
• opt_lo :: DynFlags -> [String]
• opt_lc :: DynFlags -> [String]
• defaultDynFlags :: Settings -> DynFlags
• defaultWays :: Settings -> [Way]
• interpWays :: [Way]
• initDynFlags :: DynFlags -> IO DynFlags
• defaultFatalMessager :: FatalMessager
• defaultLogAction :: LogAction
• defaultLogActionHPrintDoc :: DynFlags -> Handle -> SDoc -> PprStyle -> IO ()
• defaultLogActionHPutStrDoc :: DynFlags -> Handle -> SDoc -> PprStyle -> IO ()
• defaultFlushOut :: FlushOut
• defaultFlushErr :: FlushErr
• getOpts :: DynFlags -> (DynFlags -> [a]) -> [a]
• getVerbFlags :: DynFlags -> [String]
• updOptLevel :: Int -> DynFlags -> DynFlags
• setTmpDir :: FilePath -> DynFlags -> DynFlags
• setPackageKey :: String -> DynFlags -> DynFlags
• interpretPackageEnv :: DynFlags -> IO DynFlags
• parseDynamicFlagsCmdLine :: MonadIO m => DynFlags -> [Located String] -> m (DynFlags, [Located String], [Located String])
• parseDynamicFilePragma :: MonadIO m => DynFlags -> [Located String] -> m (DynFlags, [Located String], [Located String])
• parseDynamicFlagsFull :: MonadIO m => [Flag (CmdLineP DynFlags)] -> Bool -> DynFlags -> [Located String] -> m (DynFlags, [Located String], [Located String])
• allFlags :: [String]
• flagsAll :: [Flag (CmdLineP DynFlags)]
• flagsDynamic :: [Flag (CmdLineP DynFlags)]
• flagsPackage :: [Flag (CmdLineP DynFlags)]
• flagsForCompletion :: Bool -> [String]
• supportedLanguagesAndExtensions :: [String]
• languageExtensions :: Maybe Language -> [ExtensionFlag]
• picCCOpts :: DynFlags -> [String]
• picPOpts :: DynFlags -> [String]
• data StgToDo
  • = StgDoMassageForProfiling
  • | D_stg_stats
• getStgToDo :: DynFlags -> [StgToDo]
• compilerInfo :: DynFlags -> [(String, String)]
• rtsIsProfiled :: Bool
• dynamicGhc :: Bool
• sTD_HDR_SIZE :: DynFlags -> Int
• pROF_HDR_SIZE :: DynFlags -> Int
• bLOCK_SIZE :: DynFlags -> Int
• bLOCKS_PER_MBLOCK :: DynFlags -> Int
• oFFSET_StgRegTable_rR1 :: DynFlags -> Int
• oFFSET_StgRegTable_rR2 :: DynFlags -> Int
• oFFSET_StgRegTable_rR3 :: DynFlags -> Int
• oFFSET_StgRegTable_rR4 :: DynFlags -> Int
• oFFSET_StgRegTable_rR5 :: DynFlags -> Int
• oFFSET_StgRegTable_rR6 :: DynFlags -> Int
• oFFSET_StgRegTable_rR7 :: DynFlags -> Int
• oFFSET_StgRegTable_rR8 :: DynFlags -> Int
• oFFSET_StgRegTable_rR9 :: DynFlags -> Int
• oFFSET_StgRegTable_rR10 :: DynFlags -> Int
• oFFSET_StgRegTable_rF1 :: DynFlags -> Int
• oFFSET_StgRegTable_rF2 :: DynFlags -> Int
• oFFSET_StgRegTable_rF3 :: DynFlags -> Int
• oFFSET_StgRegTable_rF4 :: DynFlags -> Int
• oFFSET_StgRegTable_rF5 :: DynFlags -> Int
• oFFSET_StgRegTable_rF6 :: DynFlags -> Int
• oFFSET_StgRegTable_rD1 :: DynFlags -> Int
• oFFSET_StgRegTable_rD2 :: DynFlags -> Int
• oFFSET_StgRegTable_rD3 :: DynFlags -> Int
• oFFSET_StgRegTable_rD4 :: DynFlags -> Int
• oFFSET_StgRegTable_rD5 :: DynFlags -> Int
• oFFSET_StgRegTable_rD6 :: DynFlags -> Int
• oFFSET_StgRegTable_rXMM1 :: DynFlags -> Int
• oFFSET_StgRegTable_rXMM2 :: DynFlags -> Int
• oFFSET_StgRegTable_rXMM3 :: DynFlags -> Int
• oFFSET_StgRegTable_rXMM4 :: DynFlags -> Int
• oFFSET_StgRegTable_rXMM5 :: DynFlags -> Int
• oFFSET_StgRegTable_rXMM6 :: DynFlags -> Int
• oFFSET_StgRegTable_rYMM1 :: DynFlags -> Int
• oFFSET_StgRegTable_rYMM2 :: DynFlags -> Int
• oFFSET_StgRegTable_rYMM3 :: DynFlags -> Int
• oFFSET_StgRegTable_rYMM4 :: DynFlags -> Int
• oFFSET_StgRegTable_rYMM5 :: DynFlags -> Int
• oFFSET_StgRegTable_rYMM6 :: DynFlags -> Int
• oFFSET_StgRegTable_rZMM1 :: DynFlags -> Int
• oFFSET_StgRegTable_rZMM2 :: DynFlags -> Int
• oFFSET_StgRegTable_rZMM3 :: DynFlags -> Int
• oFFSET_StgRegTable_rZMM4 :: DynFlags -> Int
• oFFSET_StgRegTable_rZMM5 :: DynFlags -> Int
• oFFSET_StgRegTable_rZMM6 :: DynFlags -> Int
• oFFSET_StgRegTable_rL1 :: DynFlags -> Int
• oFFSET_StgRegTable_rSp :: DynFlags -> Int
• oFFSET_StgRegTable_rSpLim :: DynFlags -> Int
• oFFSET_StgRegTable_rHp :: DynFlags -> Int
• oFFSET_StgRegTable_rHpLim :: DynFlags -> Int
• oFFSET_StgRegTable_rCCCS :: DynFlags -> Int
• oFFSET_StgRegTable_rCurrentTSO :: DynFlags -> Int
• oFFSET_StgRegTable_rCurrentNursery :: DynFlags -> Int
• oFFSET_StgRegTable_rHpAlloc :: DynFlags -> Int
• oFFSET_stgEagerBlackholeInfo :: DynFlags -> Int
• oFFSET_stgGCEnter1 :: DynFlags -> Int
• oFFSET_stgGCFun :: DynFlags -> Int
• oFFSET_Capability_r :: DynFlags -> Int
• oFFSET_bdescr_start :: DynFlags -> Int
• oFFSET_bdescr_free :: DynFlags -> Int
• oFFSET_bdescr_blocks :: DynFlags -> Int
• sIZEOF_CostCentreStack :: DynFlags -> Int
• oFFSET_CostCentreStack_mem_alloc :: DynFlags -> Int
• oFFSET_CostCentreStack_scc_count :: DynFlags -> Int
• oFFSET_StgHeader_ccs :: DynFlags -> Int
• oFFSET_StgHeader_ldvw :: DynFlags -> Int
• sIZEOF_StgSMPThunkHeader :: DynFlags -> Int
• oFFSET_StgEntCounter_allocs :: DynFlags -> Int
• oFFSET_StgEntCounter_allocd :: DynFlags -> Int
• oFFSET_StgEntCounter_registeredp :: DynFlags -> Int
• oFFSET_StgEntCounter_link :: DynFlags -> Int
• oFFSET_StgEntCounter_entry_count :: DynFlags -> Int
• sIZEOF_StgUpdateFrame_NoHdr :: DynFlags -> Int
• sIZEOF_StgMutArrPtrs_NoHdr :: DynFlags -> Int
• oFFSET_StgMutArrPtrs_ptrs :: DynFlags -> Int
• oFFSET_StgMutArrPtrs_size :: DynFlags -> Int
• sIZEOF_StgSmallMutArrPtrs_NoHdr :: DynFlags -> Int
• oFFSET_StgSmallMutArrPtrs_ptrs :: DynFlags -> Int
• sIZEOF_StgArrWords_NoHdr :: DynFlags -> Int
• oFFSET_StgArrWords_bytes :: DynFlags -> Int
• oFFSET_StgTSO_alloc_limit :: DynFlags -> Int
• oFFSET_StgTSO_cccs :: DynFlags -> Int
• oFFSET_StgTSO_stackobj :: DynFlags -> Int
• oFFSET_StgStack_sp :: DynFlags -> Int
• oFFSET_StgStack_stack :: DynFlags -> Int
• oFFSET_StgUpdateFrame_updatee :: DynFlags -> Int
• oFFSET_StgFunInfoExtraFwd_arity :: DynFlags -> Int
• sIZEOF_StgFunInfoExtraRev :: DynFlags -> Int
• oFFSET_StgFunInfoExtraRev_arity :: DynFlags -> Int
• mAX_SPEC_SELECTEE_SIZE :: DynFlags -> Int
• mAX_SPEC_AP_SIZE :: DynFlags -> Int
• mIN_PAYLOAD_SIZE :: DynFlags -> Int
• mIN_INTLIKE :: DynFlags -> Int
• mAX_INTLIKE :: DynFlags -> Int
• mIN_CHARLIKE :: DynFlags -> Int
• mAX_CHARLIKE :: DynFlags -> Int
• mUT_ARR_PTRS_CARD_BITS :: DynFlags -> Int
• mAX_Vanilla_REG :: DynFlags -> Int
• mAX_Float_REG :: DynFlags -> Int
• mAX_Double_REG :: DynFlags -> Int
• mAX_Long_REG :: DynFlags -> Int
• mAX_XMM_REG :: DynFlags -> Int
• mAX_Real_Vanilla_REG :: DynFlags -> Int
• mAX_Real_Float_REG :: DynFlags -> Int
• mAX_Real_Double_REG :: DynFlags -> Int
• mAX_Real_XMM_REG :: DynFlags -> Int
• mAX_Real_Long_REG :: DynFlags -> Int
• rESERVED_C_STACK_BYTES :: DynFlags -> Int
• rESERVED_STACK_WORDS :: DynFlags -> Int
• aP_STACK_SPLIM :: DynFlags -> Int
• wORD_SIZE :: DynFlags -> Int
• dOUBLE_SIZE :: DynFlags -> Int
• cINT_SIZE :: DynFlags -> Int
• cLONG_SIZE :: DynFlags -> Int
• cLONG_LONG_SIZE :: DynFlags -> Int
• bITMAP_BITS_SHIFT :: DynFlags -> Int
• tAG_BITS :: DynFlags -> Int
• wORDS_BIGENDIAN :: DynFlags -> Bool
• dYNAMIC_BY_DEFAULT :: DynFlags -> Bool
• lDV_SHIFT :: DynFlags -> Int
• iLDV_CREATE_MASK :: DynFlags -> Integer
• iLDV_STATE_CREATE :: DynFlags -> Integer
• iLDV_STATE_USE :: DynFlags -> Integer
• bLOCK_SIZE_W :: DynFlags -> Int
• wORD_SIZE_IN_BITS :: DynFlags -> Int
• tAG_MASK :: DynFlags -> Int
• mAX_PTR_TAG :: DynFlags -> Int
• tARGET_MIN_INT :: DynFlags -> Integer
• tARGET_MAX_INT :: DynFlags -> Integer
• tARGET_MAX_WORD :: DynFlags -> Integer
• unsafeGlobalDynFlags :: DynFlags
• setUnsafeGlobalDynFlags :: DynFlags -> IO ()
• isSseEnabled :: DynFlags -> Bool
• isSse2Enabled :: DynFlags -> Bool
• isSse4_2Enabled :: DynFlags -> Bool
• isAvxEnabled :: DynFlags -> Bool
• isAvx2Enabled :: DynFlags -> Bool
• isAvx512cdEnabled :: DynFlags -> Bool
• isAvx512erEnabled :: DynFlags -> Bool
• isAvx512fEnabled :: DynFlags -> Bool
• isAvx512pfEnabled :: DynFlags -> Bool
• data LinkerInfo
  • = GnuLD [Option]
  • | GnuGold [Option]
  • | DarwinLD [Option]
  • | SolarisLD [Option]
  • | UnknownLD
• data CompilerInfo
  • = GCC
  • | Clang
  • | AppleClang
  • | AppleClang51
  • | UnknownCC

Dynamic flags and associated configuration types

ghc -c Foo.hs

Safe Haskell

System tool settings and locations

Manipulating DynFlags

id1
id2
..
idn

[ -hide-all-packages
, -package-id id1
, -package-id id2
, ..
, -package-id idn
]

Parsing DynFlags

Available DynFlags

DynFlags C compiler options

Configuration of the stg-to-stg passes

Compiler configuration suitable for display to the user