ceph/src/boost/libs/hana/example/range/comparable.cpp

   1 // Copyright Louis Dionne 2013-2016
   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/assert.hpp>
   6 #include <boost/hana/equal.hpp>
   7 #include <boost/hana/integral_constant.hpp>
   8 #include <boost/hana/not_equal.hpp>
   9 #include <boost/hana/range.hpp>
  10 namespace hana = boost::hana;
  11
  12
  13 // empty ranges are equal
  14 BOOST_HANA_CONSTANT_CHECK(hana::make_range(hana::int_c<6>, hana::int_c<6>) == hana::make_range(hana::int_c<0>, hana::int_c<0>));
  15
  16 // otherwise, ranges are equal if and only if they span the same interval
  17 BOOST_HANA_CONSTANT_CHECK(hana::make_range(hana::int_c<2>, hana::int_c<5>) == hana::make_range(hana::int_c<2>, hana::int_c<5>));
  18 BOOST_HANA_CONSTANT_CHECK(hana::make_range(hana::int_c<0>, hana::int_c<3>) != hana::make_range(hana::int_c<-1>, hana::int_c<3>));
  19
  20 int main() { }