* marshal.c (mark_dump_arg): mark str. see also [ruby-dev:39735]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@25927 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Thu Nov 26 07:17:58 2009  wanabe  <s.wanabe@gmail.com>
+
+	* marshal.c (mark_dump_arg): mark str.  see also [ruby-dev:39735]
+
 Thu Nov 26 00:05:58 2009  NAKAMURA, Hiroshi  <nahi@ruby-lang.org>
 
 	* test/digest/test_digest_extend.rb: Added tests for current digest

marshal.c

@@ -166,6 +166,7 @@ mark_dump_arg(void *ptr)
         return;
     rb_mark_set(p->data);
     rb_mark_hash(p->compat_tbl);
+    rb_gc_mark(p->str);
 }
 
 static void