1 // (C) Copyright John Maddock 2019.
2 // Use, modification and distribution are subject to the
3 // Boost Software License, Version 1.0. (See accompanying file
4 // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 #include "constexpr_arithmetric_test.hpp"
7 #include "boost/multiprecision/cpp_int.hpp"
10 #if !defined(BOOST_MP_NO_CONSTEXPR_DETECTION) && !defined(DISABLE_TESTS)
12 template <class F, class V>
13 decltype(std::declval<F>()(std::declval<V>())) non_constexpr_invoke(F f, V v)
20 typedef boost::multiprecision::int256_t int_backend;
21 typedef boost::multiprecision::uint256_t unsigned_backend;
24 constexpr int_backend a(22);
25 constexpr unsigned_backend c(22);
26 constexpr int_backend b = test_constexpr_add_subtract(a);
27 constexpr unsigned_backend d = test_constexpr_add_subtract(c);
29 constexpr long long llv = (long long)b;
31 static_assert(b == -108);
32 static_assert(d == 554);
34 BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_add_subtract<int_backend>, a));
35 BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_add_subtract<unsigned_backend>, c));
38 constexpr int_backend a(22);
39 constexpr unsigned_backend c(22);
40 constexpr int_backend b = test_constexpr_mul_divide(a);
41 constexpr unsigned_backend d = test_constexpr_mul_divide(c);
42 static_assert(b == 22);
43 static_assert(d == 22);
45 BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_mul_divide<int_backend>, a));
46 BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_mul_divide<unsigned_backend>, c));
49 constexpr int_backend a(22);
50 constexpr unsigned_backend c(22);
51 constexpr int_backend b = test_constexpr_bitwise(a);
52 constexpr unsigned_backend d = test_constexpr_bitwise(c);
53 #ifdef BOOST_HAS_INT128
54 static_assert(b == 230);
55 static_assert(d == 120);
57 static_assert(b == 210);
58 static_assert(d == 106);
61 BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_bitwise<int_backend>, a));
62 BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_bitwise<unsigned_backend>, c));
65 constexpr int_backend a(22);
66 constexpr unsigned_backend c(22);
67 constexpr int_backend b = test_constexpr_logical(a);
68 constexpr unsigned_backend d = test_constexpr_logical(c);
69 #ifdef BOOST_HAS_INT128
70 //static_assert(b == 95);
71 //static_assert(d == 95);
73 static_assert(b == 82);
74 static_assert(d == 82);
76 BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_logical<int_backend>, a));
77 BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_logical<unsigned_backend>, c));
80 constexpr int_backend a(22);
81 constexpr unsigned_backend c(22);
82 constexpr int_backend b = test_constexpr_compare(a);
83 constexpr unsigned_backend d = test_constexpr_compare(c);
84 #ifdef BOOST_HAS_INT128
85 static_assert(b == 95);
86 static_assert(d == 95);
88 static_assert(b == 95);
89 static_assert(d == 95);
91 BOOST_CHECK_EQUAL(b, non_constexpr_invoke(test_constexpr_compare<int_backend>, a));
92 BOOST_CHECK_EQUAL(d, non_constexpr_invoke(test_constexpr_compare<unsigned_backend>, c));
94 return boost::report_errors();