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- // Copyright 2015 Peter Dimov.
- //
- // 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
- #include <boost/core/lightweight_test_trait.hpp>
- #include <boost/mp11/list.hpp>
- #include <boost/mp11/integral.hpp>
- #include <type_traits>
- #include <tuple>
- #include <utility>
- int main()
- {
- using boost::mp11::mp_list;
- using boost::mp11::mp_size;
- using boost::mp11::mp_size_t;
- using L1 = mp_list<>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L1>, mp_size_t<0>>));
- using L2 = mp_list<void>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L2>, mp_size_t<1>>));
- using L3 = mp_list<int[], void, float>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L3>, mp_size_t<3>>));
- using L4 = std::tuple<>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L4>, mp_size_t<0>>));
- using L5 = std::tuple<int>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L5>, mp_size_t<1>>));
- using L6 = std::tuple<int, int>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L6>, mp_size_t<2>>));
- using L7 = std::pair<char, double>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L7>, mp_size_t<2>>));
- using L8 = std::add_const<void()>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L8>, mp_size_t<1>>));
- return boost::report_errors();
- }
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