From f72490950a178ecf667181eb8c2b2243ba400e8d Mon Sep 17 00:00:00 2001
From: mazocomp <33579456+mazocomp@users.noreply.github.com>
Date: Fri, 20 Apr 2018 20:55:23 +0300
Subject: Fix C++11 feature detection for undefined _MSC_VER (#7255)

---
 src/util/cpp11_container.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/util/cpp11_container.h')

diff --git a/src/util/cpp11_container.h b/src/util/cpp11_container.h
index 0194385fc..a09154071 100644
--- a/src/util/cpp11_container.h
+++ b/src/util/cpp11_container.h
@@ -24,7 +24,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #define USE_UNORDERED_CONTAINERS
 #endif
 
-#if _MSC_VER >= 1600
+#if defined(_MSC_VER) && _MSC_VER >= 1600
 #define USE_UNORDERED_CONTAINERS
 #endif
 
-- 
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