X-Git-Url: http://git.megacz.com/?p=ghc-hetmet.git;a=blobdiff_plain;f=compiler%2Ftypes%2FType.lhs;h=480357e80b0054ed93bab6b30c62b568c3c8abb0;hp=de0215e835a15238bd4d8dec191d0be2d8dc5742;hb=121da25a0d638bbe6c7f90525ff50b3a20949bbc;hpb=8bc615fdb45b8e3f2f3ef2167bbb379bf619aab2

diff --git a/compiler/types/Type.lhs b/compiler/types/Type.lhs
index de0215e..480357e 100644
--- a/compiler/types/Type.lhs
+++ b/compiler/types/Type.lhs
@@ -48,7 +48,7 @@ module Type (
 	splitTyConApp_maybe, splitTyConApp, 
         splitNewTyConApp_maybe, splitNewTyConApp,
 
-	repType, typePrimRep, coreView, tcView, kindView,
+	repType, repType', typePrimRep, coreView, tcView, kindView,
 
 	mkForAllTy, mkForAllTys, splitForAllTy_maybe, splitForAllTys, 
 	applyTy, applyTys, isForAllTy, dropForAlls,
@@ -457,6 +457,16 @@ repType (TyConApp tc tys)
 			   repType (new_type_rep tc tys)
 repType ty = ty
 
+-- repType' aims to be a more thorough version of repType
+-- For now it simply looks through the TyConApp args too
+repType' ty -- | pprTrace "repType'" (ppr ty $$ ppr (go1 ty)) False = undefined
+            | otherwise = go1 ty 
+ where 
+        go1 = go . repType
+        go (TyConApp tc tys) = mkTyConApp tc (map repType' tys)
+        go ty = ty
+
+
 -- new_type_rep doesn't ask any questions: 
 -- it just expands newtype, whether recursive or not
 new_type_rep new_tycon tys = ASSERT( tys `lengthIs` tyConArity new_tycon )