Fix scoped type variables for expression type signatures

[ghc-hetmet.git] / compiler / coreSyn / MkExternalCore.lhs

diff --git a/compiler/coreSyn/MkExternalCore.lhs b/compiler/coreSyn/MkExternalCore.lhs
index 8181754..246bfa0 100644 (file)
--- a/compiler/coreSyn/MkExternalCore.lhs
+++ b/compiler/coreSyn/MkExternalCore.lhs
@@ -69,7 +69,7 @@ collect_tdefs tcon tdefs
 --         | null (tyConDataCons tcon) = error "MkExternalCore died: can't handle datatype declarations with no data constructors"
          | otherwise = 
                 C.Data (make_con_qid (tyConName tcon)) (map make_tbind tyvars) (map make_cdef (tyConDataCons tcon)) 
-         where repclause | isRecursiveTyCon tcon = Nothing
+         where repclause | isRecursiveTyCon tcon || isOpenTyCon tcon= Nothing
                         | otherwise = Just (make_ty rep)
                                            where (_, rep) = newTyConRep tcon
     tyvars = tyConTyVars tcon
@@ -175,6 +175,7 @@ make_ty (NoteTy _ t)        = make_ty t
 
 
 make_kind :: Kind -> C.Kind
+make_kind (PredTy p) | isEqPred p = panic "coercion kinds in external core not implemented!"
 make_kind (FunTy k1 k2)  = C.Karrow (make_kind k1) (make_kind k2)
 make_kind k
   | isLiftedTypeKind k   = C.Klifted