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- // Copyright 2015, 2017 Peter Dimov.
- //
- // Distributed under the Boost Software License, Version 1.0.
- //
- // See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt
- #include <boost/mp11/utility.hpp>
- #include <boost/mp11/detail/config.hpp>
- #include <boost/core/lightweight_test_trait.hpp>
- #include <type_traits>
- using boost::mp11::mp_invoke_q;
- using boost::mp11::mp_quote;
- using boost::mp11::mp_quote_trait;
- using boost::mp11::mp_valid;
- using boost::mp11::mp_identity;
- using boost::mp11::mp_identity_t;
- int main()
- {
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q>));
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q, void>));
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q, void, void>));
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q, void, void, void>));
- using Qi = mp_quote<mp_identity_t>;
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q, Qi>));
- BOOST_TEST_TRAIT_TRUE((mp_valid<mp_invoke_q, Qi, void>));
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q, Qi, void, void>));
- using Qt = mp_quote_trait<mp_identity>;
- #if !BOOST_MP11_WORKAROUND( BOOST_MP11_MSVC, <= 1800 )
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q, Qt>));
- #endif
- BOOST_TEST_TRAIT_TRUE((mp_valid<mp_invoke_q, Qt, void>));
- BOOST_TEST_TRAIT_FALSE((mp_valid<mp_invoke_q, Qt, void, void>));
- return boost::report_errors();
- }
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