HsType ty -> return (TypePat ty)
_ -> patFail loc
-placeHolderPunRhs :: HsExpr RdrName
+placeHolderPunRhs :: LHsExpr RdrName
-- The RHS of a punned record field will be filled in by the renamer
-- It's better not to make it an error, in case we want to print it when debugging
-placeHolderPunRhs = HsVar pun_RDR
+placeHolderPunRhs = noLoc (HsVar pun_RDR)
plus_RDR, bang_RDR, pun_RDR :: RdrName
plus_RDR = mkUnqual varName (fsLit "+") -- Hack