Fix a -Wundef warning on clang

Resolves #715

Fix a -Wundef warning on clang
Resolves #715
90ff31b3 · Elias Kosunen · Victor Zverovich · b1f68c43 · 90ff31b3
Commit 90ff31b3 authored Apr 22, 2018 by Elias Kosunen Committed by Victor Zverovich Apr 22, 2018
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include/fmt/format.h include/fmt/format.h +1 -1

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--- 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