94 lines
3.2 KiB
C++
94 lines
3.2 KiB
C++
// (C) Copyright John Maddock 2019.
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// Use, modification and distribution are subject to the
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// Boost Software License, Version 1.0. (See accompanying file
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// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include "constexpr_arithmetric_test.hpp"
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#include "boost/multiprecision/cpp_int.hpp"
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#include "test.hpp"
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template <class F, class V>
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decltype(std::declval<F>()(std::declval<V>())) non_constexpr_invoke(F f, V v)
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{
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return f(v);
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}
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int main()
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{
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typedef boost::multiprecision::checked_int128_t int_backend;
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typedef boost::multiprecision::checked_uint128_t unsigned_backend;
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{
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constexpr int_backend a(22);
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constexpr unsigned_backend c(22);
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constexpr int_backend b = test_constexpr_add_subtract(a);
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constexpr unsigned_backend d = test_constexpr_add_subtract(c);
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constexpr long long llv = (long long)b;
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static_assert(b == -108);
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static_assert(d == 554);
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BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_add_subtract<int_backend>, a));
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BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_add_subtract<unsigned_backend>, c));
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}
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{
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constexpr int_backend a(22);
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constexpr unsigned_backend c(22);
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constexpr int_backend b = test_constexpr_mul_divide(a);
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constexpr unsigned_backend d = test_constexpr_mul_divide(c);
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static_assert(b == 22);
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static_assert(d == 22);
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BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_mul_divide<int_backend>, a));
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BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_mul_divide<unsigned_backend>, c));
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}
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{
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constexpr int_backend a(22);
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constexpr unsigned_backend c(22);
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constexpr int_backend b = test_constexpr_bitwise(a);
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constexpr unsigned_backend d = test_constexpr_bitwise(c);
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#ifdef BOOST_HAS_INT128
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static_assert(b == 230);
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static_assert(d == 120);
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#else
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static_assert(b == 210);
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static_assert(d == 106);
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#endif
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BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_bitwise<int_backend>, a));
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BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_bitwise<unsigned_backend>, c));
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}
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{
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constexpr int_backend a(22);
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constexpr unsigned_backend c(22);
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constexpr int_backend b = test_constexpr_logical(a);
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constexpr unsigned_backend d = test_constexpr_logical(c);
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#ifdef BOOST_HAS_INT128
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//static_assert(b == 95);
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//static_assert(d == 95);
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#else
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static_assert(b == 82);
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static_assert(d == 82);
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#endif
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BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_logical<int_backend>, a));
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BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_logical<unsigned_backend>, c));
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}
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{
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constexpr int_backend a(22);
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constexpr unsigned_backend c(22);
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constexpr int_backend b = test_constexpr_compare(a);
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constexpr unsigned_backend d = test_constexpr_compare(c);
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#ifdef BOOST_HAS_INT128
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static_assert(b == 95);
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static_assert(d == 95);
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#else
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static_assert(b == 95);
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static_assert(d == 95);
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#endif
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BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_compare<int_backend>, a));
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BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_compare<unsigned_backend>, c));
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}
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return boost::report_errors();
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}
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