ceph/src/boost/libs/hana/example/ext/std/array/iterable.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/at.hpp>
   6 #include <boost/hana/drop_front.hpp>
   7 #include <boost/hana/equal.hpp>
   8 #include <boost/hana/ext/std/array.hpp>
   9
  10 #include <array>
  11 namespace hana = boost::hana;
  12
  13
  14 constexpr std::array<int, 5> a = {{0, 1, 2, 3, 4}};
  15
  16 static_assert(hana::at_c<2>(a) == 2, "");
  17
  18 static_assert(hana::equal(hana::drop_front(a), std::array<int, 4>{{1, 2, 3, 4}}), "");
  19
  20 int main() { }