1 // Copyright Louis Dionne 2013-2017 2 // Distributed under the Boost Software License, Version 1.0. 3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) 4 5 #include <boost/hana/assert.hpp> 6 #include <boost/hana/core/make.hpp> 7 #include <boost/hana/integral_constant.hpp> 8 #include <boost/hana/is_empty.hpp> 9 #include <boost/hana/not.hpp> 10 #include <boost/hana/range.hpp> 11 namespace hana = boost::hana; 12 13 main()14int main() { 15 BOOST_HANA_CONSTANT_CHECK(hana::is_empty( 16 hana::make_range(hana::int_c<0>, hana::int_c<0>) 17 )); 18 19 BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::is_empty( 20 hana::make_range(hana::int_c<0>, hana::int_c<1>) 21 ))); 22 23 BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::is_empty( 24 hana::make_range(hana::int_c<0>, hana::int_c<2>) 25 ))); 26 } 27