From 365f1cd57e4d8d9416c28bf61cd984e796ece646 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 1 Jul 2008 04:19:47 +0000
Subject: * array.c (rb_ary_fill): check if beg is too big.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@17756 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 array.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'array.c')

diff --git a/array.c b/array.c
index 7d8d406783..646ea16526 100644
--- a/array.c
+++ b/array.c
@@ -2145,7 +2145,7 @@ rb_ary_fill(int argc, VALUE *argv, VALUE ary)
 	break;
     }
     rb_ary_modify(ary);
-    if (len > ARY_MAX_SIZE - beg) {
+    if (beg >= ARY_MAX_SIZE || len > ARY_MAX_SIZE - beg) {
 	rb_raise(rb_eArgError, "argument too big");
     }
     end = beg + len;
-- 
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