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61 lines
2.1 KiB
C++
61 lines
2.1 KiB
C++
// Copyright 2023 Peter Dimov
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// Distributed under the Boost Software License, Version 1.0.
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// https://www.boost.org/LICENSE_1_0.txt
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#include <boost/mp11/list.hpp>
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#if !defined(BOOST_MP11_HAS_TEMPLATE_AUTO)
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#pragma message("Test skipped because BOOST_MP11_HAS_TEMPLATE_AUTO is not defined")
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int main() {}
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#else
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#include <boost/mp11/integral.hpp>
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#include <boost/core/lightweight_test_trait.hpp>
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template<auto... A> struct L1 {};
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template<int... I> struct L2 {};
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int main()
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{
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using boost::mp11::mp_replace_front;
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using boost::mp11::mp_replace_first;
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using boost::mp11::mp_size_t;
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using boost::mp11::mp_int;
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//
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L1<0>, mp_size_t<0>>, L1<std::size_t(0)>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L1<0>, mp_size_t<0>>, L1<std::size_t(0)>);
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L1<0, 1>, mp_size_t<0>>, L1<std::size_t(0), 1>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L1<0, 1>, mp_size_t<0>>, L1<std::size_t(0), 1>);
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L1<0, 1, false>, mp_size_t<0>>, L1<std::size_t(0), 1, false>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L1<0, 1, false>, mp_size_t<0>>, L1<std::size_t(0), 1, false>);
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L1<0, 1, false, true>, mp_size_t<0>>, L1<std::size_t(0), 1, false, true>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L1<0, 1, false, true>, mp_size_t<0>>, L1<std::size_t(0), 1, false, true>);
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//
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L2<0>, mp_int<-1>>, L2<-1>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L2<0>, mp_int<-1>>, L2<-1>);
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L2<0, 1>, mp_int<-1>>, L2<-1, 1>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L2<0, 1>, mp_int<-1>>, L2<-1, 1>);
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L2<0, 1, 2>, mp_int<-1>>, L2<-1, 1, 2>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L2<0, 1, 2>, mp_int<-1>>, L2<-1, 1, 2>);
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BOOST_TEST_TRAIT_SAME(mp_replace_front<L2<0, 1, 2, 3>, mp_int<-1>>, L2<-1, 1, 2, 3>);
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BOOST_TEST_TRAIT_SAME(mp_replace_first<L2<0, 1, 2, 3>, mp_int<-1>>, L2<-1, 1, 2, 3>);
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//
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return boost::report_errors();
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}
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#endif
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