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- // 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/assert.hpp>
- #include <boost/hana/core/make.hpp>
- #include <boost/hana/equal.hpp>
- #include <boost/hana/integral_constant.hpp>
- #include <boost/hana/range.hpp>
- #include <boost/hana/sum.hpp>
- namespace hana = boost::hana;
- int main() {
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<-3>, hana::int_c<-3>)),
- hana::int_c<0>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<-3>, hana::int_c<-2>)),
- hana::int_c<-3>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<-3>, hana::int_c<-1>)),
- hana::int_c<-3 + -2>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<-3>, hana::int_c<0>)),
- hana::int_c<-3 + -2 + -1>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<-3>, hana::int_c<1>)),
- hana::int_c<-3 + -2 + -1 + 0>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<-3>, hana::int_c<2>)),
- hana::int_c<-3 + -2 + -1 + 0 + 1>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<-3>, hana::int_c<3>)),
- hana::int_c<-3 + -2 + -1 + 0 + 1 + 2>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<0>, hana::int_c<0>)),
- hana::int_c<0>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<0>, hana::int_c<1>)),
- hana::int_c<0>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<0>, hana::int_c<2>)),
- hana::int_c<0 + 1>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<0>, hana::int_c<3>)),
- hana::int_c<0 + 1 + 2>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<0>, hana::int_c<4>)),
- hana::int_c<0 + 1 + 2 + 3>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<3>, hana::int_c<3>)),
- hana::int_c<0>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<3>, hana::int_c<4>)),
- hana::int_c<3>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<3>, hana::int_c<5>)),
- hana::int_c<3 + 4>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<3>, hana::int_c<6>)),
- hana::int_c<3 + 4 + 5>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::sum<>(hana::make_range(hana::int_c<3>, hana::int_c<7>)),
- hana::int_c<3 + 4 + 5 + 6>
- ));
- }
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