decltype.cpp 656 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/type.hpp>
  7. namespace hana = boost::hana;
  8. struct X { };
  9. BOOST_HANA_CONSTANT_CHECK(hana::decltype_(X{}) == hana::type_c<X>);
  10. BOOST_HANA_CONSTANT_CHECK(hana::decltype_(hana::type_c<X>) == hana::type_c<X>);
  11. BOOST_HANA_CONSTANT_CHECK(hana::decltype_(1) == hana::type_c<int>);
  12. static int const& i = 1;
  13. BOOST_HANA_CONSTANT_CHECK(hana::decltype_(i) == hana::type_c<int const>);
  14. int main() { }