ghc-lib-8.10.7.20220219: The GHC API, decoupled from GHC versions

Index - U

u1DataCon_RDRPrelNames
u1TyConKeyPrelNames
u1TyConNamePrelNames
uAddrDataCon_RDRPrelNames
uAddrHash_RDRPrelNames
uAddrTyConKeyPrelNames
uAddrTyConNamePrelNames
ubxSumRepTypeRepType
UCallDemand
uCharDataCon_RDRPrelNames
uCharHash_RDRPrelNames
uCharTyConKeyPrelNames
uCharTyConNamePrelNames
udfmIntersectUFMUniqDFM
udfmMinusUFMUniqDFM
udfmToListUniqDFM
udfmToUfmUniqDFM
UDIVSPARC.Instr
uDoubleDataCon_RDRPrelNames
uDoubleHash_RDRPrelNames
uDoubleTyConKeyPrelNames
uDoubleTyConNamePrelNames
ud_get_fsBinary
ud_get_nameBinary
ud_put_binding_nameBinary
ud_put_fsBinary
ud_put_nonbinding_nameBinary
ufCreationThresholdGhcPlugins, GHC, DynFlags
ufDearOpGhcPlugins, GHC, DynFlags
ufDictDiscountGhcPlugins, GHC, DynFlags
ufFunAppDiscountGhcPlugins, GHC, DynFlags
ufKeenessFactorGhcPlugins, GHC, DynFlags
uFloatDataCon_RDRPrelNames
uFloatHash_RDRPrelNames
uFloatTyConKeyPrelNames
uFloatTyConNamePrelNames
ufmToIntMapGhcPlugins, UniqFM
ufmToSet_DirectlyGhcPlugins, UniqFM
ufUseThresholdGhcPlugins, GHC, DynFlags
ufVeryAggressiveGhcPlugins, GHC, DynFlags
uf_expandableGhcPlugins, CoreSyn
uf_guidanceGhcPlugins, CoreSyn
uf_is_conlikeGhcPlugins, CoreSyn
uf_is_topGhcPlugins, CoreSyn
uf_is_valueGhcPlugins, CoreSyn
uf_is_work_freeGhcPlugins, CoreSyn
uf_srcGhcPlugins, CoreSyn
uf_tmplGhcPlugins, CoreSyn
ug_argsGhcPlugins, CoreSyn
ug_arityGhcPlugins, CoreSyn
ug_boring_okGhcPlugins, CoreSyn
ug_resGhcPlugins, CoreSyn
ug_sizeGhcPlugins, CoreSyn
ug_unsat_okGhcPlugins, CoreSyn
UHeadDemand
UInfixELanguage.Haskell.TH, Language.Haskell.TH.Syntax
uInfixELanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
UInfixPLanguage.Haskell.TH, Language.Haskell.TH.Syntax
uInfixPLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
UInfixTLanguage.Haskell.TH, Language.Haskell.TH.Syntax
uInfixTLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
uIntDataCon_RDRPrelNames
uIntHash_RDRPrelNames
uIntTyConKeyPrelNames
uIntTyConNamePrelNames
UMULSPARC.Instr
UnambiguousGHC, GHC.Hs, GHC.Hs.Types
unambiguousFieldOccGHC, GHC.Hs, GHC.Hs.Types
unariseUnariseStg
UnaryTypeRepType
unboundKeyPrelNames
unboundNameRnUnbound
unboundNameXRnUnbound
UnboundOccurrenceOfTcOrigin
UnboundVarGHC, GHC.Hs, GHC.Hs.Expr
UnboundVarELanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboundVarELanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unboundVarEIdKeyTHNames
unboundVarENameTHNames
unboundVarOccGHC, GHC.Hs, GHC.Hs.Expr
unboxArgDsCCall
UnboxedGhcPlugins, BasicTypes
UnboxedAlgTyConGhcPlugins, TyCon
unboxedSumBarsLanguage.Haskell.TH.Ppr
unboxedSumDataNameLanguage.Haskell.TH, Language.Haskell.TH.Syntax
UnboxedSumELanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboxedSumELanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unboxedSumEIdKeyTHNames
unboxedSumENameTHNames
unboxedSumKindGhcPlugins, TysWiredIn
UnboxedSumPLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboxedSumPLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unboxedSumPIdKeyTHNames
unboxedSumPNameTHNames
UnboxedSumsGHC.LanguageExtensions, GHC.LanguageExtensions.Type, Language.Haskell.TH, Language.Haskell.TH.LanguageExtensions, Language.Haskell.TH.Syntax
UnboxedSumsBitLexer
UnboxedSumTLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboxedSumTLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unboxedSumTIdKeyTHNames
unboxedSumTNameTHNames
unboxedSumTypeNameLanguage.Haskell.TH, Language.Haskell.TH.Syntax
UnboxedTupELanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboxedTupE 
1 (Function)Language.Haskell.TH, Language.Haskell.TH.Lib
2 (Function)Language.Haskell.TH.Lib.Internal
unboxedTupEIdKeyTHNames
unboxedTupENameTHNames
UnboxedTupleGhcPlugins, BasicTypes
unboxedTupleDataNameLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboxedTupleKindGhcPlugins, TysWiredIn
UnboxedTuplesGHC.LanguageExtensions, GHC.LanguageExtensions.Type, Language.Haskell.TH, Language.Haskell.TH.LanguageExtensions, Language.Haskell.TH.Syntax
UnboxedTuplesBitLexer
UnboxedTupleTLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboxedTupleTLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unboxedTupleTIdKeyTHNames
unboxedTupleTNameTHNames
unboxedTupleTypeNameLanguage.Haskell.TH, Language.Haskell.TH.Syntax
UnboxedTupPLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unboxedTupPLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unboxedTupPIdKeyTHNames
unboxedTupPNameTHNames
unboxedUnitDataConGhcPlugins, TysWiredIn
unboxedUnitTyConGhcPlugins, TysWiredIn
UnbranchedCoAxiom
unbranchedCoAxiom
uncacheModuleFinder
unComp1_RDRPrelNames
UnconditionallyCmmSwitch
uncondWeightGhcPlugins, DynFlags
unCostCentreIndexCostCentreState
uncurryGhcPrelude
uncurry3GhcPlugins, Util
UndecidableInstancesGHC.LanguageExtensions, GHC.LanguageExtensions.Type, Language.Haskell.TH, Language.Haskell.TH.LanguageExtensions, Language.Haskell.TH.Syntax
UndecidableSuperClassesGHC.LanguageExtensions, GHC.LanguageExtensions.Type, Language.Haskell.TH, Language.Haskell.TH.LanguageExtensions, Language.Haskell.TH.Syntax
undefinedGhcPrelude
UndefinedElementException
undefinedKeyPrelNames
undefined_RDRPrelNames
unDefUnitIdGhcPlugins, Module
UnderflowException
UNDERFLOW_FRAMEGHC.Exts.Heap, GHC.Exts.Heap.ClosureTypes
underscoreGhcPlugins, Outputable
unECGHC.StgToCmm.ExtCode
unexposedPrimTyConsTysPrim
UnfIfGoodArgsGhcPlugins, CoreSyn
unflattenFmvTcSMonad
unflattenWantedsTcFlatten
UnfNeverGhcPlugins, CoreSyn
UnfoldingGhcPlugins, CoreSyn, CoreUnfold
UnfoldingDoneGhcPlugins, CoreMonad
UnfoldingGuidanceGhcPlugins, CoreSyn, CoreUnfold
unfoldingInfoGhcPlugins, IdInfo
UnfoldingSourceGhcPlugins, CoreSyn
unfoldingTemplateGhcPlugins, CoreSyn
UnfWhenGhcPlugins, CoreSyn
unGhcGhcMonad
unGhcTGhcMonad
unguardedGRHSsGHC, GHC.Hs, GHC.Hs.Utils
unguardedRHSGHC, GHC.Hs, GHC.Hs.Utils
UnhelpfulLocGhcPlugins, GHC, SrcLoc
UnhelpfulSpanGhcPlugins, GHC, SrcLoc
unicodeAnnGHC, ApiAnnotation
UnicodeSyntax 
1 (Data Constructor)ApiAnnotation
2 (Data Constructor)GHC.LanguageExtensions, GHC.LanguageExtensions.Type, Language.Haskell.TH, Language.Haskell.TH.LanguageExtensions, Language.Haskell.TH.Syntax
unicodeSyntaxGhcPlugins, Outputable
UnicodeSyntaxBitLexer
UnidirLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unidirLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
UnidirectionalGHC, GHC.Hs, GHC.Hs.Binds
unidirPatSynIdKeyTHNames
unidirPatSynNameTHNames
UnifiableUnify
unifyDerivedTcCanonical
UnifyForAllSkolTcOrigin
unifyKindTcUnify
UnifyResultUnify
UnifyResultMUnify
unifyTypeTcUnify
unifyTyVarTcSMonad
UninitialisedDataCmm
uninitializedLinkerLinker
uninterruptibleMaskException
uninterruptibleMaskM_TcRnMonad, IOEnv
uninterruptibleMask_Exception
unionGraphOps, GraphColor
unionBagsBag
unionDVarSetGhcPlugins, VarSet
unionDVarSetsGhcPlugins, VarSet
unionFVFV
unionInScopeGhcPlugins, VarEnv
unionListsListSetOps
unionManyBagsBag
unionManyOccSetsGhcPlugins, Name, OccName
unionManyUniqDSetsUniqDSet
unionManyUniqSetsGhcPlugins, UniqSet
unionMessagesErrUtils
unionModuleSetGhcPlugins, Module
unionNameSetGhcPlugins, NameSet
unionNameSetsGhcPlugins, NameSet
unionOccSetsGhcPlugins, Name, OccName
unionRuleBaseGhcPlugins, Rules
unionsFVFV
unionsWCConstraint
unionTCvSubstGhcPlugins, TcType, TyCoSubst, Type
unionUniqDSetsUniqDSet
unionUniqSetsGhcPlugins, UniqSet
unionUnVarGraphUnVarGraph
unionUnVarGraphsUnVarGraph
unionUnVarSetUnVarGraph
unionUnVarSetsUnVarGraph
unionVarSetGhcPlugins, VarSet
unionVarSetsGhcPlugins, VarSet
UniqLanguage.Haskell.TH.Syntax
uniqGhcPlugins, FastString
uniqAwayGhcPlugins, VarEnv
UniqDFMUniqDFM
UniqDSetUniqDSet
uniqDSetIntersectUniqSetUniqDSet
uniqDSetMinusUniqSetUniqDSet
uniqDSetToListUniqDSet
UniqFMGhcPlugins, UniqFM
uniqFromMaskGhcPlugins, UniqSupply
uniqFromSupplyGhcPlugins, UniqSupply
UniqMapUniqMap
UniqSetGhcPlugins, UniqSet
uniqSetAllGhcPlugins, UniqSet
uniqSetAnyGhcPlugins, UniqSet
uniqSetMinusUFMGhcPlugins, UniqSet
uniqsFromSupplyGhcPlugins, UniqSupply
UniqSMGhcPlugins, UniqSupply
UniqSupplyDsMonad, GhcPlugins, UniqSupply
UniquableGhcPlugins, PrelNames, Unique
UniqueGhcPlugins, PrelNames, Unique
uniqueIncrementGhcPlugins, GHC, DynFlags
UniqueMapHoopl.Collections
uniqueOfFSGhcPlugins, FastString
UniqueSetHoopl.Collections
uniqueSubdirGHC.UniqueSubdir
uNIQUE_BITSUnique
unitBagBag
unitDataConGhcPlugins, TysWiredIn
unitDataConIdGhcPlugins, TysWiredIn
unitDirectlyUFMGhcPlugins, UniqFM
unitDVarEnvGhcPlugins, VarEnv
unitDVarSetGhcPlugins, VarSet
unitExprGhcPlugins, MkCore
unitFsEnvFastStringEnv
unitFV 
1 (Function)FV
2 (Function)GhcPlugins, NameSet
UnitIdGhcPlugins, GHC, Module
unitIdGhcPlugins, GHC.PackageDb, PackageConfig, Packages
UnitIdArgGhcPlugins, DynFlags
unitIdFreeHolesGhcPlugins, Module
unitIdFSGhcPlugins, Module
unitIdIsDefiniteGhcPlugins, Module
unitIdKeyGhcPlugins, Module
unitIdStringGhcPlugins, Module
unitJoinFloatSimplEnv
unitLetFloatSimplEnv
unitModuleEnvGhcPlugins, Module
unitModuleSetGhcPlugins, Module
unitNameEnvGhcPlugins, NameEnv
unitNameSetGhcPlugins, NameSet
unitOccEnvGhcPlugins, Name, OccName
unitOccSetGhcPlugins, Name, OccName
unitOLOrdList
unitRecStmtTcGHC, GHC.Hs, GHC.Hs.Utils
unitTyGhcPlugins, TysWiredIn
unitTyConGhcPlugins, TysWiredIn
unitTyConKeyGhcPlugins, TysWiredIn
unitUDFMUniqDFM
unitUFMGhcPlugins, UniqFM
unitUniqDSetUniqDSet
unitUniqMapUniqMap
unitUniqSetGhcPlugins, UniqSet
unitVarEnvGhcPlugins, VarEnv
unitVarSetGhcPlugins, VarSet
UnivCoTyCoRep
UnivCoProvenanceGhcPlugins, Coercion, TyCoRep
unK1_RDRPrelNames
unknown1TyConKeyPrelNames
unknown2TyConKeyPrelNames
unknown3TyConKeyPrelNames
unknownArityGhcPlugins, IdInfo
UnknownCCGhcPlugins, DynFlags
UnknownLDGhcPlugins, DynFlags
unknownNameSuggestionsRnUnbound
unknownSubordinateErrRnUtils
unknownTyConKeyPrelNames
UnkSkolTcOrigin
unlessMTcRnMonad, IOEnv, MonadUtils
unlessXOptMTcRnMonad
UnliftedLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unliftedConKeyPrelNames
UnliftedFFITypesGHC.LanguageExtensions, GHC.LanguageExtensions.Type, Language.Haskell.TH, Language.Haskell.TH.LanguageExtensions, Language.Haskell.TH.Syntax
UnliftedNewtypesGHC.LanguageExtensions, GHC.LanguageExtensions.Type, Language.Haskell.TH, Language.Haskell.TH.LanguageExtensions, Language.Haskell.TH.Syntax
UnliftedRepGhcPlugins, RepType, TyCon
unliftedRepDataConKeysPrelNames
unliftedRepDataConTyGhcPlugins, TysWiredIn
unliftedSimpleRepDataConKeysPrelNames
unlikelyCondWeightGhcPlugins, DynFlags
unlinesGhcPrelude
UnlinkedGhcPlugins, HscTypes, LinkerTypes
UnlinkedBCO 
1 (Data Constructor)ByteCodeTypes
2 (Type/Class)ByteCodeGen, ByteCodeTypes
unlinkedBCOArityByteCodeTypes
unlinkedBCOBitmapByteCodeTypes
unlinkedBCOInstrsByteCodeTypes
unlinkedBCOLitsByteCodeTypes
unlinkedBCONameByteCodeTypes
unlinkedBCOPtrsByteCodeTypes
UnlitDriverPhases
unloadLinker
UnloadObjGHCi, GHCi.Message
unloadObj 
1 (Function)GHCi.ObjLink
2 (Function)GHCi
unLocGhcPlugins, GHC, SrcLoc
unlockPackageDbGHC.PackageDb
unmarshalObjectIdKeyPrelNames
unmarshalStringIdKeyPrelNames
UnmaskAsyncExceptionsOpPrimOp
UnmaskedException
unMkBranchesCoAxiom
unopPrecLanguage.Haskell.TH.Ppr
unP 
1 (Function)DriverPipeline, PipelineMonad
2 (Function)Lexer
UNPACKByteCodeInstr
UnpackClosureOpPrimOp
unpackCoercionHoleTcMType
unpackCoercionHole_maybeTcMType
unpackCStringAppendIdKeyPrelNames
unpackCStringFoldrIdKeyPrelNames
unpackCStringFoldrNamePrelNames
unpackCStringFoldr_RDRPrelNames
unpackCStringIdKeyPrelNames
unpackCStringNamePrelNames
unpackCStringUtf8IdKeyPrelNames
unpackCStringUtf8NamePrelNames
unpackCStringUtf8_RDRPrelNames
unpackCString_RDRPrelNames
unpackedLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unpackFSGhcPlugins, FastString
unpackHDSGHC, GHC.Hs, GHC.Hs.Doc
unpackPtrStringGhcPlugins, FastString
unPairPair
unPar1_RDRPrelNames
unPDCmmMonad
unpkUniqueUnique
unQLanguage.Haskell.TH.Syntax
UnqualGhcPlugins, GHC, RdrName
unQualOKGhcPlugins, RdrName
unqualQuasiQuoteGHC, GHC.Hs, GHC.Hs.Utils
unQualSpecOKGhcPlugins, RdrName
unravelFamInstPatsTcTyClsDecls
UnreachableLlvm.AbsSyn, Llvm
unRealSrcSpanGhcPlugins, GHC, SrcLoc
unRec1_RDRPrelNames
UnresLabelLlvmCodeGen.Base
UnresolvedScopeHieTypes
UnresStaticLlvmCodeGen.Base
UnsafeLanguage.Haskell.TH, Language.Haskell.TH.Syntax
unsafeLanguage.Haskell.TH, Language.Haskell.TH.Lib, Language.Haskell.TH.Lib.Internal
unsafeCoerceIdMkId
unsafeCoerceIdKeyPrelNames
unsafeCoerceNameMkId
UnsafeCoerceProvTyCoRep
unsafeFlagsGhcPlugins, DynFlags
unsafeFlagsForInferGhcPlugins, DynFlags
unsafeForeignRefToRemoteRefGHCi.RemoteTypes
UnsafeFreezeArrayArrayOpPrimOp
UnsafeFreezeArrayOpPrimOp
UnsafeFreezeByteArrayOpPrimOp
UnsafeFreezeSmallArrayOpPrimOp
unsafeGlobalDynFlagsGhcPlugins, DynFlags
unsafeIdKeyTHNames
unsafeIndex_RDRPrelNames
unsafeInterleaveMTcRnMonad, IOEnv
unsafeMkByteStringGhcPlugins, FastString
unsafeNameTHNames
unsafeRangeSize_RDRPrelNames
unsafeTcPluginTcMTcRnMonad, TcPluginM, TcRnTypes
unsafeTExpCoerceLanguage.Haskell.TH.Syntax
unsafeTExpCoerceIdKeyTHNames
unsafeTExpCoerceNameTHNames
UnsafeThawArrayOpPrimOp
UnsafeThawSmallArrayOpPrimOp
unsafeUFMToUniqSetGhcPlugins, UniqSet
unSaturatedOkGhcPlugins, CoreSyn
unSDIEGHC.HsToCore.PmCheck.Types
unSetGeneralFlag'GhcPlugins, DynFlags
unsetGOptMTcRnMonad, DsMonad
unsetWOptMTcRnMonad, DsMonad
unsetXOptMTcRnMonad
UnsupportedClosureGHC.Exts.Heap, GHC.Exts.Heap.Closures
unSwapGhcPlugins, BasicTypes
untilGhcPrelude
unTypeLanguage.Haskell.TH, Language.Haskell.TH.Syntax
UntypedTcRnMonad, TcRnTypes
UntypedDeclSpliceGHC, GHC.Hs, GHC.Hs.Expr
UntypedExpSpliceGHC, GHC.Hs, GHC.Hs.Expr
UntypedPatSpliceGHC, GHC.Hs, GHC.Hs.Expr
UntypedSpliceFlavourGHC, GHC.Hs, GHC.Hs.Expr
UntypedTypeSpliceGHC, GHC.Hs, GHC.Hs.Expr
unTypeIdKeyTHNames
unTypeNameTHNames
unTypeQLanguage.Haskell.TH.Syntax
unTypeQIdKeyTHNames
unTypeQNameTHNames
UnusablePackageReasonGhcPlugins, Packages
UnVarGraphUnVarGraph
UnVarSetUnVarGraph
UNWINDX86.Instr
UnwindExprDebug
UnwindPoint 
1 (Type/Class)Debug
2 (Data Constructor)Debug
UnwindReturnRegCmmExpr, Cmm
UnwindTableDebug
unwireUnitIdGhcPlugins, Packages
unwordsGhcPrelude
unwrapIPTcEvidence
unwrapNewTyConEtad_maybeGhcPlugins, TyCon
unwrapNewTyCon_maybeGhcPlugins, TyCon
unwrapNewTypeBodyMkId
unwrapNewTypeStepperGhcPlugins, Coercion
unwrapTypeRepType
unzipGhcPrelude
unzip3GhcPrelude
unzipWithGhcPlugins, Util
uo_actualTcOrigin
uo_expectedTcOrigin
uo_thingTcOrigin
uo_visibleTcOrigin
UpdatableStgSyn
updateCfgNatNCGMonad
updateClsInstDFunInstEnv
updateCtLocOriginConstraint
updateEpsTcRnMonad
updateEps_TcRnMonad
UpdateFlagStgSyn
updateNameCacheIfaceEnv
updatePatSynIdsPatSyn
updateTyVarKindGhcPlugins, Var
updateTyVarKindMGhcPlugins, Var
updateVarTypeGhcPlugins, Var
updateVarTypeMGhcPlugins, Var
updateWaysGhcPlugins, DynFlags
UPDATE_FRAMEGHC.Exts.Heap, GHC.Exts.Heap.ClosureTypes
updCtxtTcRnMonad
updEnvTcRnMonad, IOEnv
UpdFrameOffsetCmmNode, Cmm
updfr_spaceCmm
updGblEnvTcRnMonad
updInertCansTcSMonad
updInertDictsTcSMonad
updInertFunEqsTcSMonad
updInertIrredsTcSMonad
updInertSafehaskTcSMonad
updInertTcSTcSMonad
updLclEnvTcRnMonad
updModeSimplEnv
updModeForRulesSimplUtils
updModeForStableUnfoldingsSimplUtils
updMutVarTcRnMonad, IOEnv
updNameCacheGhcPlugins, HscTypes
updNameCacheTcIfaceEnv
updOneShotInfoGhcPlugins, Id
updOptLevelGhcPlugins, DynFlags
updPmDeltaDsMonad
updSDocDynFlagsGhcPlugins, Outputable
updTcRef 
1 (Function)TcRnMonad
2 (Function)TcSMonad
updTopEnvTcRnMonad
updWorkListTcSTcSMonad
UProdDemand
UpToDateMkIface
uRecTyConKeyPrelNames
uRecTyConNamePrelNames
UsageGhcPlugins, HscTypes
UsageErrorGHC, Panic
UsageFileGhcPlugins, HscTypes
UsageHomeModuleGhcPlugins, HscTypes
UsageMergedRequirementGhcPlugins, HscTypes
UsagePackageModuleGhcPlugins, HscTypes
UseHieTypes
UseBndrParens 
1 (Data Constructor)IfaceSyn, IfaceType
2 (Type/Class)IfaceSyn, IfaceType
useColorGhcPlugins, GHC, DynFlags
useCountDemand
UsedDemand
UseDmdDemand
UsePosPragsBitLexer
UserData 
1 (Data Constructor)Binary
2 (Type/Class)Binary
userErrorGhcPrelude
UserInterruptException
UserOfRegsCmmExpr, Cmm
UserPkgConfGhcPlugins, DynFlags
userStyleGhcPlugins, Outputable
UserSyntaxGhcPlugins, Name
UserTypeCtxtTcValidity, TcHsType, TcOrigin
userTypeError_maybeGhcPlugins, Type
UserTyVarGHC, GHC.Hs, GHC.Hs.Types
UsesGhcPlugins, NameSet
useSandboxThreadGHCi.Message
usesOnlyGhcPlugins, NameSet
useStarIsTypeGhcPlugins, DynFlags
useUnicodeGhcPlugins, GHC, DynFlags
useUnicodeSyntaxGhcPlugins, DynFlags
useXLinkerRPathGhcPlugins, DynFlags
usg_entitiesGhcPlugins, HscTypes
usg_exportsGhcPlugins, HscTypes
usg_file_hashGhcPlugins, HscTypes
usg_file_pathGhcPlugins, HscTypes
usg_modGhcPlugins, HscTypes
usg_mod_hashGhcPlugins, HscTypes
usg_mod_nameGhcPlugins, HscTypes
usg_safeGhcPlugins, HscTypes
utf8CharStartEncoding
utf8DecodeByteStringEncoding
utf8DecodeCharEncoding
utf8DecodeChar#Encoding
utf8DecodeStringLazyEncoding
utf8EncodeCharEncoding
utf8EncodedLengthEncoding
utf8EncodeStringEncoding
utf8PrevCharEncoding
uTypeTcUnify
UwConstDebug
UwDerefDebug
UwLabelDebug
UwMinusDebug
uWordDataCon_RDRPrelNames
uWordHash_RDRPrelNames
uWordTyConKeyPrelNames
uWordTyConNamePrelNames
UwPlusDebug
UwRegDebug
UwTimesDebug