From ab884e8dd49e870f9e765e70a612d2653e7f1c91 Mon Sep 17 00:00:00 2001
From: Lu Wang <coolwanglu@gmail.com>
Date: Thu, 21 Mar 2013 19:03:20 +0800
Subject: [PATCH] fix for old gcc

---
 src/util/path.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util/path.cc b/src/util/path.cc
index bc71128..c928454 100644
--- a/src/util/path.cc
+++ b/src/util/path.cc
@@ -72,7 +72,7 @@ bool sanitize_filename(string & filename)
                 }
                 
                 // Check to see if we yielded a valid format specifier
-                if('d' == tmp.back())
+                if('d' == tmp[tmp.size()-1])
                 {
                     // Found a valid integer format
                     sanitized.append(tmp);