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- // (C) Copyright Steve Cleary, Beman Dawes, Howard Hinnant & John Maddock 2000.
- // Use, modification and distribution are 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/type_traits for most recent version including documentation.
- #ifndef BOOST_TT_IS_STATELESS_HPP_INCLUDED
- #define BOOST_TT_IS_STATELESS_HPP_INCLUDED
- #include <boost/type_traits/has_trivial_constructor.hpp>
- #include <boost/type_traits/has_trivial_copy.hpp>
- #include <boost/type_traits/has_trivial_destructor.hpp>
- #include <boost/type_traits/is_class.hpp>
- #include <boost/type_traits/is_empty.hpp>
- #include <boost/config.hpp>
- namespace boost {
- template <typename T>
- struct is_stateless
- : public integral_constant<bool,
- (::boost::has_trivial_constructor<T>::value
- && ::boost::has_trivial_copy<T>::value
- && ::boost::has_trivial_destructor<T>::value
- && ::boost::is_class<T>::value
- && ::boost::is_empty<T>::value)>
- {};
- } // namespace boost
- #endif // BOOST_TT_IS_STATELESS_HPP_INCLUDED
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