comparison DEPENDENCIES/generic/include/boost/none_t.hpp @ 101:c530137014c0

Update Boost headers (1.58.0)

 // Copyright (C) 2003, Fernando Luis Cacciola Carballal.
+// Copyright (C) 2014 Andrzej Krzemienski.
 //
 // Use, modification, and distribution is subject to 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)
 //

 #ifndef BOOST_NONE_T_17SEP2003_HPP
 #define BOOST_NONE_T_17SEP2003_HPP
 
 namespace boost {
 
+#ifdef BOOST_OPTIONAL_USE_OLD_DEFINITION_OF_NONE
 namespace detail { struct none_helper{}; }
-
 typedef int detail::none_helper::*none_t ;
+#else
+class none_t {};
+#endif
 
 } // namespace boost
 
 #endif