// Copyright Louis Dionne 2013-2016 // 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 #include #include #include #include #include namespace hana = boost::hana; int main() { BOOST_HANA_CONSTANT_CHECK( hana::product<>(hana::make_range(hana::int_c<1>, hana::int_c<6>)) == hana::int_c<1 * 2 * 3 * 4 * 5> ); BOOST_HANA_CONSTEXPR_CHECK( hana::product<>(hana::make_tuple(1, hana::int_c<3>, hana::long_c<-5>, 9)) == 1 * 3 * -5 * 9 ); BOOST_HANA_CONSTEXPR_CHECK( hana::product(hana::make_tuple(2ul, 3ul)) == 6ul ); }