mirror of https://gitee.com/bigwinds/arangodb
15 lines
466 B
C++
15 lines
466 B
C++
// Copyright Louis Dionne 2013-2016
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
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#include <boost/hana/duplicate.hpp>
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#include <boost/hana/extract.hpp>
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#include <boost/hana/lazy.hpp>
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namespace hana = boost::hana;
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int main() {
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constexpr auto very_lazy = hana::duplicate(hana::make_lazy(3));
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static_assert(hana::extract(hana::extract(very_lazy)) == 3, "");
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}
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