1 // Copyright Daniel Wallin 2006.
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE_1_0.txt or copy at
4 // http://www.boost.org/LICENSE_1_0.txt)
6 #ifndef BOOST_PARAMETER_USE_DEFAULT_TAG_HPP
7 #define BOOST_PARAMETER_USE_DEFAULT_TAG_HPP
9 #include <boost/config.hpp>
11 namespace boost { namespace parameter { namespace aux {
13 struct use_default_tag
15 inline BOOST_CONSTEXPR BOOST_DEFAULTED_FUNCTION(use_default_tag(), {})
17 inline BOOST_CONSTEXPR BOOST_DEFAULTED_FUNCTION(
18 use_default_tag(use_default_tag const&), {}
21 inline BOOST_CONSTEXPR use_default_tag operator()() const
26 }}} // namespace boost::parameter::aux
28 #endif // include guard