diff -r a09ec6daaa19 -r 91ea607a34d8 src/HOL/Predicate_Compile_Examples/IMP_2.thy
--- a/src/HOL/Predicate_Compile_Examples/IMP_2.thy	Thu Sep 11 19:26:59 2014 +0200
+++ b/src/HOL/Predicate_Compile_Examples/IMP_2.thy	Thu Sep 11 19:32:36 2014 +0200
@@ -11,7 +11,7 @@
 type_synonym var = unit
 type_synonym state = bool
 
-datatype_new com =
+datatype com =
   Skip |
   Ass bool |
   Seq com com |