merges r30683 and r30684 from trunk into ruby_1_9_2.

--
	* hash.c (rb_hash_fetch_m): add GC guard to prevent intermediate
	  variable from GC.
--
	* re.c (rb_reg_raise): add GC guard to prevent intermediate
	  variable from GC.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@30899 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/re.c b/re.c
index 8e2dcbd7cd..0c31751f7f 100644
--- a/re.c
+++ b/re.c
@@ -587,7 +587,7 @@ rb_reg_to_s(VALUE re)
 static void
 rb_reg_raise(const char *s, long len, const char *err, VALUE re)
 {
-    VALUE desc = rb_reg_desc(s, len, re);
+    volatile VALUE desc = rb_reg_desc(s, len, re);
 
     rb_raise(rb_eRegexpError, "%s: %s", err, RSTRING_PTR(desc));
 }