* iseq.c (prepare_iseq_build): freeze filename and name string.

* variable.c: freeze class name string.



git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@12458 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 1 deletions

diff --git a/iseq.c b/iseq.c
index e8c75d562..f8a7e8a54 100644
--- a/iseq.c
+++ b/iseq.c
@@ -109,9 +109,12 @@ prepare_iseq_build(rb_iseq_t *iseq,
 {
     rb_thread_t *th = GET_THREAD();
 
+    OBJ_FREEZE(name);
+    OBJ_FREEZE(filename);
+
     iseq->name = name;
-    iseq->defined_method_id = 0;
     iseq->filename = filename;
+    iseq->defined_method_id = 0;
     iseq->iseq_mark_ary = rb_ary_new();
     RBASIC(iseq->iseq_mark_ary)->klass = 0;