From 55b5a6a327f83be73b744491eb67abcb9f2b04e4 Mon Sep 17 00:00:00 2001
From: Elias Kosunen <elias.kosunen@gmail.com>
Date: Sun, 22 Apr 2018 18:29:29 +0300
Subject: [PATCH] Fix a -Wundef warning on clang

Resolves #715
---
 include/fmt/format.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/fmt/format.h b/include/fmt/format.h
index e735d7ae7fa2..e66ca5dfe76a 100644
--- a/include/fmt/format.h
+++ b/include/fmt/format.h
@@ -131,7 +131,7 @@
 # endif
 #endif
 
-#if FMT_HAS_GXX_CXX11 || FMT_MSC_VER >= 1600
+#if FMT_HAS_GXX_CXX11 || FMT_HAS_FEATURE(cxx_trailing_return) || FMT_MSC_VER >= 1600
 # define FMT_USE_TRAILING_RETURN 1
 #endif