| U1 | |
| 1 (Type/Class) | GHC.Generics |
| 2 (Data Constructor) | GHC.Generics |
| unblock | Control.Exception.Base, Control.Exception |
| uncheckedIShiftL# | GHC.Exts |
| uncheckedIShiftL64# | GHC.Exts |
| uncheckedIShiftRA# | GHC.Exts |
| uncheckedIShiftRA64# | GHC.Exts |
| uncheckedIShiftRL# | GHC.Exts |
| uncheckedShiftL# | GHC.Exts |
| uncheckedShiftL64# | GHC.Exts |
| uncheckedShiftRL# | GHC.Exts |
| uncheckedShiftRL64# | GHC.Exts |
| unComp1 | GHC.Generics |
| uncurry | Data.Tuple, Prelude |
| undefined | Prelude |
| UndefinedElement | Control.Exception.Base, Control.Exception |
| Underflow | Control.Exception.Base, Control.Exception |
| unfoldr | Data.List |
| unGetChan | Control.Concurrent.Chan, Control.Concurrent |
| Uni | Data.Fixed |
| uninterruptibleMask | Control.Exception.Base, Control.Exception |
| uninterruptibleMask_ | Control.Exception.Base, Control.Exception |
| union | Data.List |
| unionBy | Data.List |
| Unique | Data.Unique |
| universalNewlineMode | GHC.IO.Handle, System.IO |
| unK1 | GHC.Generics |
| unless | Control.Monad |
| unlines | Data.List, Data.String, Prelude |
| unM1 | GHC.Generics |
| unmaskAsyncExceptions# | GHC.Exts |
| Unmasked | Control.Exception.Base, Control.Exception |
| unpackClosure# | GHC.Exts |
| unPar1 | GHC.Generics |
| unRec1 | GHC.Generics |
| unregisterFd | GHC.Event |
| unregisterFd_ | GHC.Event |
| unregisterTimeout | GHC.Event |
| unsafeCoerce | Unsafe.Coerce |
| unsafeCoerce# | GHC.Exts |
| unsafeDupablePerformIO | System.IO.Unsafe |
| unsafeFixIO | System.IO.Unsafe |
| unsafeForeignPtrToPtr | |
| 1 (Function) | Foreign.ForeignPtr.Unsafe |
| 2 (Function) | Foreign |
| unsafeFreezeArray# | GHC.Exts |
| unsafeFreezeArrayArray# | GHC.Exts |
| unsafeFreezeByteArray# | GHC.Exts |
| unsafeInterleaveIO | System.IO.Unsafe |
| unsafeInterleaveST | |
| 1 (Function) | Control.Monad.ST.Unsafe |
| 2 (Function) | Control.Monad.ST, Control.Monad.ST.Strict |
| 3 (Function) | Control.Monad.ST.Lazy.Unsafe |
| 4 (Function) | Control.Monad.ST.Lazy |
| unsafeIOToST | |
| 1 (Function) | Control.Monad.ST.Unsafe |
| 2 (Function) | Control.Monad.ST, Control.Monad.ST.Strict |
| 3 (Function) | Control.Monad.ST.Lazy.Unsafe |
| 4 (Function) | Control.Monad.ST.Lazy |
| unsafeIOToSTM | GHC.Conc.Sync, GHC.Conc |
| unsafeLocalState | |
| 1 (Function) | Foreign.Marshal.Unsafe |
| 2 (Function) | Foreign.Marshal, Foreign |
| unsafePerformIO | |
| 1 (Function) | System.IO.Unsafe |
| 2 (Function) | Foreign |
| unsafeShiftL | Data.Bits, Foreign, Foreign.Safe |
| unsafeShiftR | Data.Bits, Foreign, Foreign.Safe |
| unsafeSingNat | GHC.TypeLits |
| unsafeSingSymbol | GHC.TypeLits |
| unsafeSTToIO | |
| 1 (Function) | Control.Monad.ST.Unsafe |
| 2 (Function) | Control.Monad.ST, Control.Monad.ST.Strict |
| unsafeThawArray# | GHC.Exts |
| until | Prelude |
| unwords | Data.List, Data.String, Prelude |
| unwrapArrow | Control.Applicative |
| unwrapMonad | Control.Applicative |
| unzip | Data.List, Prelude |
| unzip3 | Data.List, Prelude |
| unzip4 | Data.List |
| unzip5 | Data.List |
| unzip6 | Data.List |
| unzip7 | Data.List |
| update | Data.HashTable |
| updateTimeout | GHC.Event |
| UppercaseLetter | Data.Char |
| usageInfo | System.Console.GetOpt |
| userError | System.IO.Error, Prelude |
| userErrorType | System.IO.Error |
| UserID | System.Posix.Types |
| UserInterrupt | Control.Exception.Base, Control.Exception |
| utf16 | |
| 1 (Function) | GHC.IO.Encoding.UTF16 |
| 2 (Function) | GHC.IO.Encoding, System.IO |
| utf16be | |
| 1 (Function) | GHC.IO.Encoding.UTF16 |
| 2 (Function) | GHC.IO.Encoding, System.IO |
| utf16be_decode | GHC.IO.Encoding.UTF16 |
| utf16be_encode | GHC.IO.Encoding.UTF16 |
| utf16le | |
| 1 (Function) | GHC.IO.Encoding.UTF16 |
| 2 (Function) | GHC.IO.Encoding, System.IO |
| utf16le_decode | GHC.IO.Encoding.UTF16 |
| utf16le_encode | GHC.IO.Encoding.UTF16 |
| utf16_decode | GHC.IO.Encoding.UTF16 |
| utf16_encode | GHC.IO.Encoding.UTF16 |
| utf32 | |
| 1 (Function) | GHC.IO.Encoding.UTF32 |
| 2 (Function) | GHC.IO.Encoding, System.IO |
| utf32be | |
| 1 (Function) | GHC.IO.Encoding.UTF32 |
| 2 (Function) | GHC.IO.Encoding, System.IO |
| utf32be_decode | GHC.IO.Encoding.UTF32 |
| utf32be_encode | GHC.IO.Encoding.UTF32 |
| utf32le | |
| 1 (Function) | GHC.IO.Encoding.UTF32 |
| 2 (Function) | GHC.IO.Encoding, System.IO |
| utf32le_decode | GHC.IO.Encoding.UTF32 |
| utf32le_encode | GHC.IO.Encoding.UTF32 |
| utf32_decode | GHC.IO.Encoding.UTF32 |
| utf32_encode | GHC.IO.Encoding.UTF32 |
| utf8 | |
| 1 (Function) | GHC.IO.Encoding.UTF8 |
| 2 (Function) | GHC.IO.Encoding, System.IO |
| utf8_bom | |
| 1 (Function) | GHC.IO.Encoding.UTF8 |
| 2 (Function) | GHC.IO.Encoding, System.IO |