src/HOL/Tools/inductive_set.ML
changeset 33037 b22e44496dc2
parent 32683 7c1fe854ca6a
child 33038 8f9594c31de4
--- a/src/HOL/Tools/inductive_set.ML	Tue Oct 20 13:37:56 2009 +0200
+++ b/src/HOL/Tools/inductive_set.ML	Tue Oct 20 16:13:01 2009 +0200
@@ -209,7 +209,7 @@
       (case optf of
          NONE => fs
        | SOME f => AList.update op = (u, the_default f
-           (Option.map (curry op inter f) (AList.lookup op = fs u))) fs));
+           (Option.map (curry (gen_inter (op =)) f) (AList.lookup op = fs u))) fs));
 
 
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