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-rw-r--r--compiler/GHC/Parser/PostProcess.hs13
1 files changed, 6 insertions, 7 deletions
diff --git a/compiler/GHC/Parser/PostProcess.hs b/compiler/GHC/Parser/PostProcess.hs
index 02a4723f6f..8e08a8c874 100644
--- a/compiler/GHC/Parser/PostProcess.hs
+++ b/compiler/GHC/Parser/PostProcess.hs
@@ -965,8 +965,7 @@ mkRuleTyVarBndrs = fmap cvt_one
checkRuleTyVarBndrNames :: [LHsTyVarBndr flag GhcPs] -> P ()
checkRuleTyVarBndrNames = mapM_ (check . fmap hsTyVarName)
where check (L loc (Unqual occ)) =
- -- TODO: don't use string here, OccName has a Unique/FastString
- when ((occNameString occ ==) `any` ["forall","family","role"])
+ when (occNameFS occ `elem` [fsLit "forall",fsLit "family",fsLit "role"])
(addFatalError $ mkPlainErrorMsgEnvelope (locA loc) $
(PsErrParseErrorOnInput occ))
check _ = panic "checkRuleTyVarBndrNames"
@@ -1009,7 +1008,7 @@ checkTyClHdr is_cls ty
-- workaround to define '*' despite StarIsType
go _ (HsParTy an (L l (HsStarTy _ isUni))) acc ops' cps' fix
= do { addPsMessage (locA l) PsWarnStarBinder
- ; let name = mkOccName tcClsName (starSym isUni)
+ ; let name = mkOccNameFS tcClsName (starSym isUni)
; let a' = newAnns l an
; return (L a' (Unqual name), acc, fix
, (reverse ops') ++ cps') }
@@ -2776,7 +2775,7 @@ mkExport (L lc cconv) (L le (StringLiteral esrc entity _), v, ty)
-- want z-encoding (e.g. names with z's in them shouldn't be doubled)
--
mkExtName :: RdrName -> CLabelString
-mkExtName rdrNm = mkFastString (occNameString (rdrNameOcc rdrNm))
+mkExtName rdrNm = occNameFS (rdrNameOcc rdrNm)
--------------------------------------------------------------------------------
-- Help with module system imports/exports
@@ -3142,9 +3141,9 @@ token_location_widenR (TokenLoc (EpaDelta _ _)) _ =
-----------------------------------------------------------------------------
-- Token symbols
-starSym :: Bool -> String
-starSym True = "★"
-starSym False = "*"
+starSym :: Bool -> FastString
+starSym True = fsLit "★"
+starSym False = fsLit "*"
-----------------------------------------
-- Bits and pieces for RecordDotSyntax.