X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=compiler%2Ftypecheck%2FTcForeign.lhs;h=49ecffc357e74e17ed90d8397ff3015e61142710;hb=f6a68d3109f977fe4431df51d1412d916e7c08da;hp=a7101118b04567be8f7c7c4ee9fe0c99202eb3ca;hpb=940524aec90652b5ef81789c9a453c57c0e42cc9;p=ghc-hetmet.git

diff --git a/compiler/typecheck/TcForeign.lhs b/compiler/typecheck/TcForeign.lhs
index a710111..49ecffc 100644
--- a/compiler/typecheck/TcForeign.lhs
+++ b/compiler/typecheck/TcForeign.lhs
@@ -263,7 +263,7 @@ mustBeIO = False
 
 checkForeignRes non_io_result_ok pred_res_ty ty
 	-- (IO t) is ok, and so is any newtype wrapping thereof
-  | Just (io, res_ty) <- tcSplitIOType_maybe ty,
+  | Just (io, res_ty, _) <- tcSplitIOType_maybe ty,
     pred_res_ty res_ty
   = returnM ()