Big tidy-up of deriving code

[ghc-hetmet.git] / compiler / hsSyn / HsTypes.lhs

diff --git a/compiler/hsSyn/HsTypes.lhs b/compiler/hsSyn/HsTypes.lhs
index a4ac865..bbe7016 100644 (file)
--- a/compiler/hsSyn/HsTypes.lhs
+++ b/compiler/hsSyn/HsTypes.lhs
@@ -342,7 +342,6 @@ ppr_mono_ty ctxt_prec (HsForAllTy exp tvs ctxt ty)
   = maybeParen ctxt_prec pREC_FUN $
     sep [pprHsForAll exp tvs ctxt, ppr_mono_lty pREC_TOP ty]
 
--- gaw 2004
 ppr_mono_ty ctxt_prec (HsBangTy b ty)     = ppr b <> ppr ty
 ppr_mono_ty ctxt_prec (HsTyVar name)      = ppr name
 ppr_mono_ty ctxt_prec (HsFunTy ty1 ty2)   = ppr_fun_ty ctxt_prec ty1 ty2
@@ -350,7 +349,7 @@ ppr_mono_ty ctxt_prec (HsTupleTy con tys) = tupleParens con (interpp'SP tys)
 ppr_mono_ty ctxt_prec (HsKindSig ty kind) = parens (ppr_mono_lty pREC_TOP ty <+> dcolon <+> pprKind kind)
 ppr_mono_ty ctxt_prec (HsListTy ty)      = brackets (ppr_mono_lty pREC_TOP ty)
 ppr_mono_ty ctxt_prec (HsPArrTy ty)      = pabrackets (ppr_mono_lty pREC_TOP ty)
-ppr_mono_ty ctxt_prec (HsPredTy pred)     = braces (ppr pred)
+ppr_mono_ty ctxt_prec (HsPredTy pred)     = ppr pred
 ppr_mono_ty ctxt_prec (HsNumTy n)         = integer n  -- generics only
 ppr_mono_ty ctxt_prec (HsSpliceTy s)      = pprSplice s