1234567891011121314151617181920212223242526 |
- // Copyright Louis Dionne 2013-2017
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
- #include <boost/hana/core/tag_of.hpp>
- #include <boost/hana/ext/std/integral_constant.hpp>
- #include <boost/hana/integral_constant.hpp>
- #include <type_traits>
- namespace hana = boost::hana;
- // Make sure we have the right tag, even when including ext/std/integral_constant.hpp
- static_assert(std::is_same<
- hana::tag_of_t<hana::integral_constant<int, 10>>,
- hana::integral_constant_tag<int>
- >{}, "");
- struct derived : hana::integral_constant<int, 10> { };
- static_assert(std::is_same<
- hana::tag_of_t<derived>,
- hana::integral_constant_tag<int>
- >{}, "");
- int main() { }
|