src/HOL/Tools/functor.ML
changeset 74561 8e6c973003c8
parent 70308 7f568724d67e
child 78095 bc42c074e58f
--- a/src/HOL/Tools/functor.ML	Wed Oct 20 17:11:46 2021 +0200
+++ b/src/HOL/Tools/functor.ML	Wed Oct 20 18:13:17 2021 +0200
@@ -32,7 +32,6 @@
 (
   type T = entry list Symtab.table
   val empty = Symtab.empty
-  val extend = I
   fun merge data = Symtab.merge (K true) data
 );