--- a/src/HOL/HOLCF/IOA/ex/TrivEx2.thy Thu Sep 11 19:26:59 2014 +0200
+++ b/src/HOL/HOLCF/IOA/ex/TrivEx2.thy Thu Sep 11 19:32:36 2014 +0200
@@ -8,7 +8,7 @@
imports IOA Abstraction
begin
-datatype_new action = INC
+datatype action = INC
definition
C_asig :: "action signature" where