beb6871864
Please refer to the Boost.Math revision log for details of changes, but in summary: * New version of gcd/lcm internals by Jeremy Murphy include mixed-binary algorithm and better selection logic. * Support is now included for gcd's of polynomials. * Full C++14 constexpr support.
67 lines
2.0 KiB
C++
67 lines
2.0 KiB
C++
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// (C) Copyright John Maddock 2017.
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/integer/common_factor.hpp>
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#ifndef BOOST_NO_CXX14_CONSTEXPR
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void test_constexpr1()
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{
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constexpr const boost::int64_t i = 347 * 463 * 727;
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constexpr const boost::int64_t j = 191 * 347 * 281;
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constexpr const boost::int64_t k = boost::integer::gcd(i, j);
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constexpr const boost::int64_t l = boost::integer::lcm(i, j);
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static_assert(k == 347, "Expected result not integer in constexpr gcd.");
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static_assert(l == 6268802158037, "Expected result not integer in constexpr lcm.");
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}
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void test_constexpr2()
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{
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constexpr const boost::uint64_t i = 347 * 463 * 727;
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constexpr const boost::uint64_t j = 191 * 347 * 281;
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constexpr const boost::uint64_t k = boost::integer::gcd(i, j);
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constexpr const boost::uint64_t l = boost::integer::lcm(i, j);
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static_assert(k == 347, "Expected result not integer in constexpr gcd.");
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static_assert(l == 6268802158037, "Expected result not integer in constexpr lcm.");
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}
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void test_constexpr3()
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{
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constexpr const boost::uint64_t i = 347 * 463 * 727;
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constexpr const boost::uint64_t j = 191 * 347 * 281;
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constexpr const boost::uint64_t k = boost::integer::gcd_detail::Euclid_gcd(i, j);
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static_assert(k == 347, "Expected result not integer in constexpr gcd.");
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}
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void test_constexpr4()
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{
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constexpr const boost::uint64_t i = 347 * 463 * 727;
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constexpr const boost::uint64_t j = 191 * 347 * 281;
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constexpr const boost::uint64_t k = boost::integer::gcd_detail::mixed_binary_gcd(i, j);
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static_assert(k == 347, "Expected result not integer in constexpr gcd.");
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}
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void test_constexpr5()
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{
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constexpr const boost::uint64_t i = 347 * 463 * 727;
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constexpr const boost::uint64_t j = 191 * 347 * 281;
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constexpr const boost::uint64_t k = boost::integer::gcd_detail::Stein_gcd(i, j);
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static_assert(k == 347, "Expected result not integer in constexpr gcd.");
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}
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#endif
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