From 77a290c23717bf59aca134b35b64fdd34ec578b4 Mon Sep 17 00:00:00 2001
From: Peter Kolbus <peter.kolbus@gmail.com>
Date: Mon, 26 Mar 2018 22:19:21 -0500
Subject: [PATCH] Fix MSVC C4668 on _HAS_NAMESPACE

Resolve MSVC warning C4668 (undefined preprocessor macro) for _HAS_NAMESPACE by short-circuiting (checking for Green Hills compiler first).
---
 include/boost/config/stdlib/dinkumware.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/boost/config/stdlib/dinkumware.hpp b/include/boost/config/stdlib/dinkumware.hpp
index 641c2ae2..e5198d4f 100644
--- a/include/boost/config/stdlib/dinkumware.hpp
+++ b/include/boost/config/stdlib/dinkumware.hpp
@@ -96,7 +96,7 @@
 #include <exception>
 #endif
 #include <typeinfo>
-#if ( (!_HAS_EXCEPTIONS && !defined(__ghs__)) || (!_HAS_NAMESPACE && defined(__ghs__)) ) && !defined(__TI_COMPILER_VERSION__) && !defined(__VISUALDSPVERSION__) \
+#if ( (!_HAS_EXCEPTIONS && !defined(__ghs__)) || (defined(__ghs__) && !_HAS_NAMESPACE) ) && !defined(__TI_COMPILER_VERSION__) && !defined(__VISUALDSPVERSION__) \
 	&& !defined(__VXWORKS__)
 #  define BOOST_NO_STD_TYPEINFO
 #endif