1 2 // Copyright 2015, 2017 Peter Dimov. 3 // 4 // Distributed under the Boost Software License, Version 1.0. 5 // 6 // See accompanying file LICENSE_1_0.txt or copy at 7 // http://www.boost.org/LICENSE_1_0.txt 8 9 10 #include <boost/mp11/list.hpp> 11 #include <boost/core/lightweight_test_trait.hpp> 12 #include <type_traits> 13 #include <tuple> 14 main()15int main() 16 { 17 using boost::mp11::mp_list; 18 using boost::mp11::mp_clear; 19 20 using L1 = mp_list<int, void(), float[]>; 21 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_clear<L1>, mp_list<>>)); 22 23 // 24 25 using L2 = std::tuple<int, char, float>; 26 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_clear<L2>, std::tuple<>>)); 27 28 // 29 30 return boost::report_errors(); 31 } 32