src/HOLCF/adm.ML
changeset 7652 2db14b7298c6
parent 4721 c8a8482a8124
child 8411 d30df828a974
--- a/src/HOLCF/adm.ML	Wed Sep 29 14:40:15 1999 +0200
+++ b/src/HOLCF/adm.ML	Wed Sep 29 14:56:01 1999 +0200
@@ -89,9 +89,8 @@
 (*** check whether type of terms in list is chain finite ***)
 
 fun is_chfin sign T params ((t, _)::_) =
-  let val {tsig, ...} = Sign.rep_sg sign;
-      val parTs = map snd (rev params)
-  in Type.of_sort tsig (fastype_of1 (T::parTs, t), chfin_pcpoS) end;
+  let val parTs = map snd (rev params)
+  in Sign.of_sort sign (fastype_of1 (T::parTs, t), chfin_pcpoS) end;
 
 
 (*** try to prove that terms in list are continuous