From 4252a60af9d0ab462b71a4751e98972094920faf Mon Sep 17 00:00:00 2001
From: hendricks266 <hendricks266@1a8010ca-5511-0410-912e-c29ae57300e0>
Date: Mon, 10 Jul 2017 13:44:01 +0000
Subject: [PATCH] Add an error directive to C++ standards versions < 2011.

git-svn-id: https://svn.eduke32.com/eduke32@6352 1a8010ca-5511-0410-912e-c29ae57300e0
---
 source/build/include/build.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/source/build/include/build.h b/source/build/include/build.h
index ca36962ec..9c070ece8 100644
--- a/source/build/include/build.h
+++ b/source/build/include/build.h
@@ -10,6 +10,10 @@
 #ifndef build_h_
 #define build_h_
 
+#if !defined __cplusplus || (__cplusplus < 201103L && !defined _MSC_VER)
+# error C++11 or greater is required.
+#endif
+
 #include "compat.h"
 #include "pragmas.h"
 #include "glbuild.h"