Index - U
| uArrow | BNFC.Backend.Agda.Utilities.Utils | 
| unCheck | BNFC.Check.Monad | 
| uncons | BNFC.Utils.List1 | 
| uncurry | BNFC.Prelude | 
| undefined | BNFC.Prelude | 
| UndefinedLabel | BNFC.Check.Monad | 
| UndefinedLayoutKeyword | BNFC.Check.Monad | 
| unescapeInitTail | BNFC.Lex | 
| unfold | BNFC.Utils.List1 | 
| unfoldr | BNFC.Utils.List1 | 
| unicodeAndSymbols | BNFC.Backend.Haskell.Utilities.Lexer | 
| union | BNFC.Utils.List1 | 
| UnknownCatName | BNFC.Check.Monad | 
| unless | |
| 1 (Function) | BNFC.Prelude | 
| 2 (Function) | BNFC.Backend.Common.Utils | 
| unlines | BNFC.Prelude | 
| UnnamedArg | BNFC.Backend.Agda.Utilities.Utils | 
| until | BNFC.Prelude | 
| unwords | BNFC.Prelude | 
| unzip | |
| 1 (Function) | BNFC.Utils.List1 | 
| 2 (Function) | BNFC.Prelude | 
| unzip3 | BNFC.Prelude | 
| UppercaseLetter | BNFC.Prelude | 
| use | BNFC.Prelude | 
| useCats | BNFC.Check.Pass1 | 
| useCatsInternal | BNFC.Check.Pass1 | 
| UsedBuiltins | BNFC.CF | 
| UserDefined | BNFC.Backend.Haskell.Utilities.Utils | 
| userError | BNFC.Prelude | 
| utf8Encode | BNFC.Lex |