| // Copyright Daniel Wallin 2006. |
| // 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) |
| |
| #ifndef BOOST_PARAMETER_USE_DEFAULT_TAG_HPP |
| #define BOOST_PARAMETER_USE_DEFAULT_TAG_HPP |
| |
| #include <boost/config.hpp> |
| |
| namespace boost { namespace parameter { namespace aux { |
| |
| struct use_default_tag |
| { |
| inline BOOST_CONSTEXPR BOOST_DEFAULTED_FUNCTION(use_default_tag(), {}) |
| |
| inline BOOST_CONSTEXPR BOOST_DEFAULTED_FUNCTION( |
| use_default_tag(use_default_tag const&), {} |
| ) |
| |
| inline BOOST_CONSTEXPR use_default_tag operator()() const |
| { |
| return *this; |
| } |
| }; |
| }}} // namespace boost::parameter::aux |
| |
| #endif // include guard |
| |