From 257426d77c9fe7855f905830eb75e61ea7b61592 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Vladim=C3=ADr=20Vondru=C5=A1?= <mosra@centrum.cz>
Date: Tue, 13 May 2014 21:34:25 +0200
Subject: [PATCH] Updated Optional with fix for GCC 4.8 on OSX.

Thanks to Stefan Wasilewski for reporting.
---
 src/MagnumExternal/Optional/optional.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/MagnumExternal/Optional/optional.hpp b/src/MagnumExternal/Optional/optional.hpp
index 07db190f5..e837628b3 100644
--- a/src/MagnumExternal/Optional/optional.hpp
+++ b/src/MagnumExternal/Optional/optional.hpp
@@ -151,7 +151,7 @@ template <class T> inline constexpr typename std::remove_reference<T>::type&& co
     __assert(expr, line, file); // WHY.
   # elif defined __ANDROID__
     __assert(file, line, expr);
-  # elif defined __clang__ || defined __GNU_LIBRARY__
+  # elif defined __clang__ || defined __GNU_LIBRARY__ || (defined __GNUC__ && defined __APPLE__)
     __assert(expr, file, line);
   # elif defined __GNUC__
     _assert(expr, file, line);