// Copyright Louis Dionne 2013-2017 // Distributed under the Boost Software License, Version 1.0. // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) #include <boost/hana/assert.hpp> #include <boost/hana/core/to.hpp> #include <boost/hana/equal.hpp> #include <boost/hana/integral_constant.hpp> #include <boost/hana/set.hpp> #include <boost/hana/tuple.hpp> #include <boost/hana/type.hpp> namespace hana = boost::hana; int main() { constexpr auto xs = hana::make_tuple( hana::int_c<1>, hana::int_c<3>, hana::type_c<int>, hana::long_c<1> ); BOOST_HANA_CONSTANT_CHECK( hana::to<hana::set_tag>(xs) == hana::make_set(hana::int_c<1>, hana::int_c<3>, hana::type_c<int>) ); }