| D | GHC.Generics |
| D# | GHC.Exts |
| D1 | GHC.Generics |
| DashPunctuation | Data.Char |
| Data | Data.Data |
| dataCast1 | Data.Data |
| dataCast2 | Data.Data |
| DataRep | Data.Data |
| dataToTag# | GHC.Exts |
| DataType | Data.Data |
| Datatype | GHC.Generics |
| dataTypeConstrs | Data.Data |
| dataTypeName | Data.Data |
| datatypeName | GHC.Generics |
| dataTypeOf | Data.Data |
| dataTypeRep | Data.Data |
| Deadlock | |
| 1 (Type/Class) | Control.Exception.Base, Control.Exception |
| 2 (Data Constructor) | Control.Exception.Base, Control.Exception |
| DebugFlags | |
| 1 (Type/Class) | GHC.RTS.Flags |
| 2 (Data Constructor) | GHC.RTS.Flags |
| debugFlags | GHC.RTS.Flags |
| Deci | Data.Fixed |
| DecidedLazy | GHC.Generics |
| DecidedStrict | GHC.Generics |
| DecidedStrictness | GHC.Generics |
| DecidedUnpack | GHC.Generics |
| DecimalNumber | Data.Char |
| DecodeBuffer | GHC.IO.Encoding.Types |
| decodeDouble_2Int# | GHC.Exts |
| decodeDouble_Int64# | GHC.Exts |
| decodeFloat | Prelude |
| decodeFloat_Int# | GHC.Exts |
| defaultComparison | Data.Functor.Contravariant |
| defaultEquivalence | Data.Functor.Contravariant |
| delay# | GHC.Exts |
| delete | GHC.OldList, Data.List |
| deleteBy | GHC.OldList, Data.List |
| deleteFirstsBy | GHC.OldList, Data.List |
| denominator | Data.Ratio |
| Denormal | Control.Exception.Base, Control.Exception |
| deRefStablePtr | Foreign.StablePtr, Foreign.Safe, Foreign |
| deRefStablePtr# | GHC.Exts |
| deRefStaticPtr | GHC.StaticPtr |
| deRefWeak | System.Mem.Weak |
| deRefWeak# | GHC.Exts |
| descrSelector | GHC.RTS.Flags |
| DeviceID | System.Posix.Types |
| devType | GHC.IO.Device |
| die | System.Exit |
| diff | Data.Semigroup |
| digitToInt | Data.Char |
| Directory | GHC.IO.Device |
| disableAllocationLimit | GHC.Conc.Sync, System.Mem, GHC.Conc |
| displayException | Control.Exception.Base, Control.Exception |
| Div | GHC.TypeNats, GHC.TypeLits |
| div | Prelude |
| div' | Data.Fixed |
| DivideByZero | Control.Exception.Base, Control.Exception |
| divideDoubleX2# | GHC.Exts |
| divideDoubleX4# | GHC.Exts |
| divideDoubleX8# | GHC.Exts |
| divideFloat# | GHC.Exts |
| divideFloatX16# | GHC.Exts |
| divideFloatX4# | GHC.Exts |
| divideFloatX8# | GHC.Exts |
| divMod | Prelude |
| divMod' | Data.Fixed |
| DoCostCentres | GHC.RTS.Flags |
| doCostCentres | GHC.RTS.Flags |
| doesNotExistErrorType | System.IO.Error |
| DoHeapProfile | GHC.RTS.Flags |
| doHeapProfile | GHC.RTS.Flags |
| doIdleGC | GHC.RTS.Flags |
| DoTrace | GHC.RTS.Flags |
| Double | Prelude, GHC.Exts |
| Double# | GHC.Exts |
| double2Float# | GHC.Exts |
| double2Int# | GHC.Exts |
| DoubleElemRep | GHC.Exts |
| DoubleRep | GHC.Exts |
| DoubleX2# | GHC.Exts |
| DoubleX4# | GHC.Exts |
| DoubleX8# | GHC.Exts |
| Down | |
| 1 (Type/Class) | Data.Ord, GHC.Exts |
| 2 (Data Constructor) | Data.Ord, GHC.Exts |
| drop | |
| 1 (Function) | GHC.List, GHC.OldList, Data.List, Prelude |
| 2 (Function) | Data.List.NonEmpty |
| dropWhile | |
| 1 (Function) | GHC.List, GHC.OldList, Data.List, Prelude |
| 2 (Function) | Data.List.NonEmpty |
| dropWhileEnd | GHC.OldList, Data.List |
| Dual | |
| 1 (Type/Class) | Data.Monoid, Data.Semigroup |
| 2 (Data Constructor) | Data.Monoid, Data.Semigroup |
| dup | GHC.IO.Device |
| dup2 | GHC.IO.Device |
| dupChan | Control.Concurrent.Chan, Control.Concurrent |
| Dynamic | |
| 1 (Type/Class) | Data.Dynamic |
| 2 (Data Constructor) | Data.Dynamic |
| dynApp | Data.Dynamic |
| dynApply | Data.Dynamic |
| dynTypeRep | Data.Dynamic |