X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypes%2FType.lhs;h=8dfe475349809ed469452fb07c682b49e0b3bad1;hb=9e7dd142eeddc99ccfa9eada236371b267cfbdbb;hp=d34a64c465656da4b0c8a4a56ca104dc5980f447;hpb=2d1262b6acb5aac55777000806fc1b0e5ea57906;p=ghc-hetmet.git

diff --git a/compiler/types/Type.lhs b/compiler/types/Type.lhs
index d34a64c..8dfe475 100644
--- a/compiler/types/Type.lhs
+++ b/compiler/types/Type.lhs
@@ -132,7 +132,7 @@ module Type (
 
 	-- * Pretty-printing
 	pprType, pprParendType, pprTypeApp, pprTyThingCategory, pprTyThing, pprForAll,
-	pprPred, pprTheta, pprThetaArrow, pprClassPred, pprKind, pprParendKind,
+	pprPred, pprEqPred, pprTheta, pprThetaArrow, pprClassPred, pprKind, pprParendKind,
 	
 	pprSourceTyCon
     ) where
@@ -446,8 +446,8 @@ splitAppTys ty = split ty ty []
 \begin{code}
 mkFunTy :: Type -> Type -> Type
 -- ^ Creates a function type from the given argument and result type
-mkFunTy (PredTy (EqPred ty1 ty2)) res = mkForAllTy (mkWildCoVar (PredTy (EqPred ty1 ty2))) res
-mkFunTy arg res = FunTy arg res
+mkFunTy arg@(PredTy (EqPred {})) res = ForAllTy (mkWildCoVar arg) res
+mkFunTy arg                      res = FunTy    arg               res
 
 mkFunTys :: [Type] -> Type -> Type
 mkFunTys tys ty = foldr mkFunTy ty tys
@@ -681,7 +681,7 @@ typePrimRep ty = case repType ty of
 \begin{code}
 mkForAllTy :: TyVar -> Type -> Type
 mkForAllTy tyvar ty
-  = mkForAllTys [tyvar] ty
+  = ForAllTy tyvar ty
 
 -- | Wraps foralls over the type using the provided 'TyVar's from left to right
 mkForAllTys :: [TyVar] -> Type -> Type