From fb2be485d793f4e50d19cfd33ef659799c1249f5 Mon Sep 17 00:00:00 2001
From: Victor Zverovich <victor.zverovich@gmail.com>
Date: Sat, 15 Feb 2014 10:41:00 -0800
Subject: [PATCH] Fix non-gcc builds.

---
 format.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/format.h b/format.h
index 3e5e553c..d8241796 100644
--- a/format.h
+++ b/format.h
@@ -45,6 +45,8 @@
 #ifdef __GNUC__
 # define FMT_GCC_VERSION (__GNUC__ * 100 + __GNUC_MINOR__)
 # define FMT_GCC_EXTENSION __extension__
+#else
+# define FMT_GCC_EXTENSION
 #endif
 
 // Compatibility with compilers other than clang.