ceph/src/boost/libs/hana/example/pair/make.cpp

   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
   5 #include <boost/hana/core/make.hpp>
   6 #include <boost/hana/equal.hpp>
   7 #include <boost/hana/first.hpp>
   8 #include <boost/hana/pair.hpp>
   9 #include <boost/hana/second.hpp>
  10 namespace hana = boost::hana;
  11
  12
  13 static_assert(hana::first(hana::make<hana::pair_tag>(1, 'x')) == 1, "");
  14 static_assert(hana::second(hana::make<hana::pair_tag>(1, 'x')) == 'x', "");
  15 static_assert(hana::make_pair(1, 'x') == hana::make<hana::pair_tag>(1, 'x'), "");
  16
  17 int main() { }