9
3

integral_constant.cpp 860 B

12345678910111213141516171819202122
  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/std/integral_constant.hpp>
  7. #include <boost/hana/integral_constant.hpp>
  8. #include <boost/hana/not_equal.hpp>
  9. #include <type_traits>
  10. namespace hana = boost::hana;
  11. static_assert(hana::value(std::integral_constant<int, 3>{}) == 3, "");
  12. static_assert(std::integral_constant<int, 3>::value == 3, "");
  13. BOOST_HANA_CONSTANT_CHECK(hana::equal(std::integral_constant<int, 3>{}, hana::int_c<3>));
  14. BOOST_HANA_CONSTANT_CHECK(hana::equal(std::integral_constant<int, 3>{}, hana::long_c<3>));
  15. BOOST_HANA_CONSTANT_CHECK(hana::not_equal(std::integral_constant<int, 3>{}, hana::int_c<0>));
  16. int main() { }