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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 <type_traits>
- #include <tuple>
- #include <utility>
- int main()
- {
- using boost::mp11::mp_list;
- using boost::mp11::mp_front;
- using boost::mp11::mp_first;
- using L1 = mp_list<void>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_front<L1>, void>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_first<L1>, void>));
- using L2 = mp_list<int[], void, float>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_front<L2>, int[]>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_first<L2>, int[]>));
- using L3 = std::tuple<int>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_front<L3>, int>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_first<L3>, int>));
- using L4 = std::pair<char, double>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_front<L4>, char>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_first<L4>, char>));
- using L5 = std::add_const<void()>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_front<L5>, void()>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_first<L5>, void()>));
- return boost::report_errors();
- }
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