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+#ifndef BOOST_SMART_PTR_DETAIL_SP_NOEXCEPT_HPP_INCLUDED
+#define BOOST_SMART_PTR_DETAIL_SP_NOEXCEPT_HPP_INCLUDED
+
+// MS compatible compilers support #pragma once
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1020)
+# pragma once
+#endif
+
+// detail/sp_noexcept.hpp
+//
+// Copyright 2016 Peter Dimov
+//
+// Distributed under the Boost Software License, Version 1.0.
+// See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt
+
+#include <boost/config.hpp>
+
+#if defined( BOOST_MSVC ) && BOOST_MSVC >= 1700 && BOOST_MSVC < 1900
+
+#define BOOST_SP_NOEXCEPT BOOST_NOEXCEPT_OR_NOTHROW
+
+#else
+
+#define BOOST_SP_NOEXCEPT BOOST_NOEXCEPT
+
+#endif
+
+#endif // #ifndef BOOST_SMART_PTR_DETAIL_SP_NOEXCEPT_HPP_INCLUDED