From 4d63c8503100b3683ea4eee14a39bbdee3d04c20 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 1 Dec 2014 19:43:10 +0000
Subject: re.c: check if onig_region_copy failed

* re.c (CHECK_REGION_COPIED): onig_region_copy() can fail when
  memory exhausted but returns nothing, so check by if allocated.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48669 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ext/strscan/strscan.c | 1 +
 1 file changed, 1 insertion(+)

(limited to 'ext')

diff --git a/ext/strscan/strscan.c b/ext/strscan/strscan.c
index acb7c61230..780cda08b1 100644
--- a/ext/strscan/strscan.c
+++ b/ext/strscan/strscan.c
@@ -252,6 +252,7 @@ strscan_init_copy(VALUE vself, VALUE vorig)
 	self->prev = orig->prev;
 	self->curr = orig->curr;
 	onig_region_copy(&self->regs, &orig->regs);
+	if (self->regs.allocated) rb_memerror();
     }
 
     return vself;
-- 
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