// Copyright (C) 2003, Fernando Luis Cacciola Carballal. | |
// | |
// 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) | |
// | |
// See http://www.boost.org/libs/optional for documentation. | |
// | |
// You are welcome to contact the author at: | |
// fernando_cacciola@hotmail.com | |
// | |
#ifndef BOOST_DETAIL_NONE_T_17SEP2003_HPP | |
#define BOOST_DETAIL_NONE_T_17SEP2003_HPP | |
namespace boost { | |
namespace detail { | |
struct none_helper{}; | |
typedef int none_helper::*none_t ; | |
} // namespace detail | |
} // namespace boost | |
#endif | |