Index: proc.c
===================================================================
--- proc.c	(revision 27788)
+++ proc.c	(working copy)
@@ -910,6 +910,7 @@
 		def->alias_count = 0;
 
 		meb.flag = 0;
+		meb.mark = 0;
 		meb.called_id = id;
 		meb.klass = klass;
 		meb.def = def;