From 4c49583fed5e7917d2acbdc449f422e16f19eead Mon Sep 17 00:00:00 2001
From: Maxime Coste <frrrwww@gmail.com>
Date: Tue, 31 Mar 2015 13:55:57 +0100
Subject: [PATCH] small code tweak in format

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

diff --git a/src/string.cc b/src/string.cc
index 02e79f3f..df360ae0 100644
--- a/src/string.cc
+++ b/src/string.cc
@@ -229,7 +229,7 @@ String format(StringView fmt, ArrayView<const StringView> params)
         if (opening == end)
             break;
 
-        if (opening != it && res.back() == '\\')
+        if (opening != it && *(opening-1) == '\\')
         {
             res.back() = '{';
             it = opening + 1;