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26 lines
712 B
C++
26 lines
712 B
C++
/*
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@copyright Louis Dionne 2014
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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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*/
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#include <boost/hana/assert.hpp>
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#include <boost/hana/core/disable.hpp>
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#include <boost/hana/core/is_a.hpp>
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#include <boost/hana/ext/std/tuple.hpp>
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#include <boost/hana/foldable.hpp>
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#include <boost/hana/list.hpp>
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using namespace boost::hana;
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namespace boost { namespace hana {
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template <>
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struct Foldable::instance<ext::std::Tuple> : disable { };
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}}
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// Usually, List should provide Foldable.
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BOOST_HANA_CONSTANT_CHECK(is_a<List, ext::std::Tuple>);
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BOOST_HANA_CONSTANT_CHECK(!is_a<Foldable, ext::std::Tuple>);
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int main() { }
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