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- // 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
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