From 940a99ac7c76f986e338bb2a75086d467940b162 Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 16 May 2013 08:17:00 +0000
Subject: * vm_eval.c (rb_catch_obj): add volatile to tag to prevent crash  
 experimentally.  
 http://www.rubyist.net/~akr/chkbuild/debian/ruby-trunk/log/20130515T133500Z.log.html.gz

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40785 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 vm_eval.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'vm_eval.c')

diff --git a/vm_eval.c b/vm_eval.c
index 3f52c43e3b..5ba8668790 100644
--- a/vm_eval.c
+++ b/vm_eval.c
@@ -1798,12 +1798,13 @@ rb_catch(const char *tag, VALUE (*func)(), VALUE data)
 }
 
 VALUE
-rb_catch_obj(VALUE tag, VALUE (*func)(), VALUE data)
+rb_catch_obj(VALUE t, VALUE (*func)(), VALUE data)
 {
     int state;
     volatile VALUE val = Qnil;		/* OK */
     rb_thread_t *th = GET_THREAD();
     rb_control_frame_t *saved_cfp = th->cfp;
+    volatile VALUE tag = t;
 
     TH_PUSH_TAG(th);
 
-- 
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