From: Kito Cheng <kito@0xlab.org>
Date: Thu, 17 Apr 2014 09:01:22 +0000 (+0000)
Subject: * gcc.c (used_arg): Prevent out of bound access for multilib_options.
X-Git-Tag: releases/gcc-5.1.0~8066
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=59b266b1d74849a61578fd8c94d3012da4c21039;p=thirdparty%2Fgcc.git

* gcc.c (used_arg): Prevent out of bound access for multilib_options.

From-SVN: r209470
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 99ef2dc2ab86..68fc4a7bd156 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2014-04-17  Kito Cheng  <kito@0xlab.org>
+
+	* gcc.c (used_arg): Prevent out of bound access for multilib_options.
+
 2014-04-17  Richard Biener  <rguenther@suse.de>
 
 	PR middle-end/60849
diff --git a/gcc/gcc.c b/gcc/gcc.c
index 5cb485acbd34..c8ab7d674845 100644
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -7490,7 +7490,7 @@ used_arg (const char *p, int len)
 	{
 	  const char *r;
 
-	  for (q = multilib_options; *q != '\0'; q++)
+	  for (q = multilib_options; *q != '\0'; *q && q++)
 	    {
 	      while (*q == ' ')
 		q++;