src/HOL/Tools/Predicate_Compile/core_data.ML
changeset 67399 eab6ce8368fa
parent 65411 3c628937899d
child 67405 e9ab4ad7bd15
--- a/src/HOL/Tools/Predicate_Compile/core_data.ML	Wed Jan 10 15:21:49 2018 +0100
+++ b/src/HOL/Tools/Predicate_Compile/core_data.ML	Wed Jan 10 15:25:09 2018 +0100
@@ -301,7 +301,7 @@
   in
     fold Term.add_const_names intros []
       |> (fn cs =>
-        if member (op =) cs @{const_name "HOL.eq"} then
+        if member (=) cs @{const_name "HOL.eq"} then
           insert (op =) @{const_name Predicate.eq} cs
         else cs)
       |> filter (fn c => (not (c = key)) andalso