Index - U
| un | Hint.Extensions |
| UnBangedTy | HSE.Type, HSE.All, Hint.Type |
| Unboxed | HSE.Type, HSE.All, Hint.Type |
| UnboxedSingleCon | HSE.Type, HSE.All, Hint.Type |
| UnboxedTuples | HSE.Type, HSE.All, Hint.Type |
| unboxed_singleton_con | HSE.Type, HSE.All, Hint.Type |
| unboxed_singleton_con_name | HSE.Type, HSE.All, Hint.Type |
| unboxed_singleton_tycon | HSE.Type, HSE.All, Hint.Type |
| unboxed_singleton_tycon_name | HSE.Type, HSE.All, Hint.Type |
| UndecidableInstances | HSE.Type, HSE.All, Hint.Type |
| UnGuardedAlt | HSE.Type, HSE.All, Hint.Type |
| UnGuardedRhs | HSE.Type, HSE.All, Hint.Type |
| UnicodeSyntax | HSE.Type, HSE.All, Hint.Type |
| Uniplate | HSE.Type, HSE.All, Hint.Type |
| uniplate | HSE.Type, HSE.All, Hint.Type |
| UnitCon | HSE.Type, HSE.All, Hint.Type |
| unit_con | HSE.Type, HSE.All, Hint.Type |
| unit_con_name | HSE.Type, HSE.All, Hint.Type |
| unit_tycon | HSE.Type, HSE.All, Hint.Type |
| unit_tycon_name | HSE.Type, HSE.All, Hint.Type |
| universe | HSE.Type, HSE.All, Hint.Type |
| universeApps | HSE.Util, HSE.All, Hint.Type |
| universeBi | HSE.Type, HSE.All, Hint.Type |
| universeParent | Util |
| universeParentBi | Util |
| universeParentExp | HSE.Util, HSE.All, Hint.Type |
| universeS | HSE.Util, HSE.All, Hint.Type |
| UnkindedVar | HSE.Type, HSE.All, Hint.Type |
| UnknownExtension | HSE.Type, HSE.All, Hint.Type |
| UnknownTool | HSE.Type, HSE.All, Hint.Type |
| UnliftedFFITypes | HSE.Type, HSE.All, Hint.Type |
| unLoc | HSE.Type, HSE.All, Hint.Type |
| UnpackedTy | HSE.Type, HSE.All, Hint.Type |
| UnQual | HSE.Type, HSE.All, Hint.Type |
| unqual | HSE.Util, HSE.All, Hint.Type |
| unsafe_name | HSE.Type, HSE.All, Hint.Type |
| unsnoc | Util |
| unzipEither | Util |
| useCons | Hint.List |
| used | Hint.Extensions |
| useList | Hint.List |
| useString | Hint.List |