integral_constant.cpp 880 B

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  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. #include <boost/hana/assert.hpp>
  5. #include <boost/hana/equal.hpp>
  6. #include <boost/hana/ext/boost/mpl/integral_c.hpp>
  7. #include <boost/hana/not_equal.hpp>
  8. #include <boost/mpl/int.hpp>
  9. #include <boost/mpl/integral_c.hpp>
  10. #include <boost/mpl/long.hpp>
  11. namespace hana = boost::hana;
  12. namespace mpl = boost::mpl;
  13. static_assert(hana::value(mpl::integral_c<int, 3>{}) == 3, "");
  14. static_assert(mpl::integral_c<int, 3>::value == 3, "");
  15. BOOST_HANA_CONSTANT_CHECK(hana::equal(mpl::integral_c<int, 3>{}, mpl::int_<3>{}));
  16. BOOST_HANA_CONSTANT_CHECK(hana::equal(mpl::integral_c<int, 3>{}, mpl::long_<3>{}));
  17. BOOST_HANA_CONSTANT_CHECK(hana::not_equal(mpl::integral_c<int, 3>{}, mpl::int_<0>{}));
  18. int main() { }