src/HOL/Modelcheck/mucke_oracle.ML
changeset 36692 54b64d4ad524
parent 35010 d6e492cea6e4
child 37135 636e6d8645d6
--- a/src/HOL/Modelcheck/mucke_oracle.ML	Wed May 05 09:24:42 2010 +0200
+++ b/src/HOL/Modelcheck/mucke_oracle.ML	Wed May 05 18:25:34 2010 +0200
@@ -921,7 +921,7 @@
 check_finity gl bl ((t,cl)::r) b =
 let
 fun listmem [] _ = true |
-listmem (a::r) l = if (a mem l) then (listmem r l) else false;
+listmem (a::r) l = if member (op =) l a then (listmem r l) else false;
 fun snd_listmem [] _ = true |
 snd_listmem ((a,b)::r) l = if (listmem b l) then (snd_listmem r l) else false;
 in
@@ -966,7 +966,7 @@
  (ll @ (new_types r))
 end;
 in
-        if (a mem done)
+        if member (op =) done a
         then (preprocess_td sg b done)
         else
         (let