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src/HOL/Tools/datatype_abs_proofs.ML
changeset 14799 a405aadff16c
parent 13641 63d1790a43ed
child 14981 e73f8140af78 
--- a/src/HOL/Tools/datatype_abs_proofs.ML	Fri May 21 21:47:07 2004 +0200
+++ b/src/HOL/Tools/datatype_abs_proofs.ML	Fri May 21 21:48:03 2004 +0200
@@ -339,8 +339,7 @@
           (DatatypeProp.make_cases new_type_names descr sorts thy2)
 
   in
-    thy2 |> Theory.add_trrules_i
-      (DatatypeProp.make_case_trrules new_type_names descr) |>
+    thy2 |>
     parent_path flat_names |>
     store_thmss "cases" new_type_names case_thms |>
     apsnd (rpair case_names)
isabelle