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Diffstat (limited to 'src/boost/libs/hana/example/type/integral.cpp')
-rw-r--r-- | src/boost/libs/hana/example/type/integral.cpp | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/src/boost/libs/hana/example/type/integral.cpp b/src/boost/libs/hana/example/type/integral.cpp new file mode 100644 index 000000000..612665de9 --- /dev/null +++ b/src/boost/libs/hana/example/type/integral.cpp @@ -0,0 +1,18 @@ +// 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/ext/std/integral_constant.hpp> +#include <boost/hana/not.hpp> +#include <boost/hana/type.hpp> + +#include <type_traits> +namespace hana = boost::hana; + + +constexpr auto is_void = hana::integral(hana::metafunction<std::is_void>); +BOOST_HANA_CONSTANT_CHECK(is_void(hana::type_c<void>)); +BOOST_HANA_CONSTANT_CHECK(hana::not_(is_void(hana::type_c<int>))); + +int main() { } |