comparable.cpp 595 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/not_equal.hpp>
  7. #include <boost/hana/optional.hpp>
  8. namespace hana = boost::hana;
  9. BOOST_HANA_CONSTANT_CHECK(hana::nothing == hana::nothing);
  10. static_assert(hana::just('x') == hana::just('x'), "");
  11. static_assert(hana::just('x') != hana::just('y'), "");
  12. BOOST_HANA_CONSTANT_CHECK(hana::just('x') != hana::nothing);
  13. int main() { }