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src/HOL/Tools/BNF/bnf_comp.ML
changeset 65436 1fd2dca8eb60
parent 63837 fdf90aa59868
child 67091 1393c2340eec 
--- a/src/HOL/Tools/BNF/bnf_comp.ML	Fri Apr 07 21:17:18 2017 +0200
+++ b/src/HOL/Tools/BNF/bnf_comp.ML	Mon Apr 10 18:01:46 2017 +0200
@@ -18,7 +18,10 @@
   val DEADID_bnf: BNF_Def.bnf
 
   type comp_cache
-  type unfold_set
+  type unfold_set =
+    {map_unfolds: thm list,
+     set_unfoldss: thm list list,
+     rel_unfolds: thm list}
 
   val empty_comp_cache: comp_cache
   val empty_unfolds: unfold_set
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