--- a/src/Pure/Isar/class_target.ML Fri Jul 30 15:03:42 2010 +0200
+++ b/src/Pure/Isar/class_target.ML Sat Jul 31 21:14:20 2010 +0200
@@ -205,8 +205,8 @@
fun activate_defs class thms thy = case Element.eq_morphism thy thms
of SOME eq_morph => fold (fn cls => fn thy =>
- Locale.amend_registration (cls, base_morphism thy cls)
- (eq_morph, true) (export_morphism thy cls) thy) (heritage thy [class]) thy
+ Context.theory_map (Locale.amend_registration (cls, base_morphism thy cls)
+ (eq_morph, true) (export_morphism thy cls)) thy) (heritage thy [class]) thy
| NONE => thy;
fun register_operation class (c, (t, some_def)) thy =