X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypecheck%2FInst.lhs;h=fac10ab8055d9bd379afc8030f1d329832d0acf8;hb=1fce5fa8cc8a19e7c6d3cd6c91d0b07d2ffaf7c3;hp=66e72e4bce558929c1c146f0e235c58d92bd76c6;hpb=3f1d7cd8eea305b13b39b304df23bbc680a729f0;p=ghc-hetmet.git

diff --git a/compiler/typecheck/Inst.lhs b/compiler/typecheck/Inst.lhs
index 66e72e4..fac10ab 100644
--- a/compiler/typecheck/Inst.lhs
+++ b/compiler/typecheck/Inst.lhs
@@ -141,7 +141,7 @@ instType imp@(ImplicInst {})      = mkImplicTy (tci_tyvars imp) (tci_given imp)
 instType (EqInst {tci_left = ty1, tci_right = ty2}) = mkPredTy (EqPred ty1 ty2)
 
 mkImplicTy tvs givens wanteds	-- The type of an implication constraint
-  = ASSERT( all isDict givens )
+  = ASSERT( all isAbstractableInst givens )
     -- pprTrace "mkImplicTy" (ppr givens) $
     -- See [Equational Constraints in Implication Constraints]
     let dict_wanteds = filter (not . isEqInst) wanteds