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 <boost/config.hpp>
7 #undef BOOST_HAS_INT128
8 #include "constexpr_arithmetric_test.hpp"
9 #include "boost/multiprecision/cpp_int.hpp"
12 #if !defined(BOOST_MP_NO_CONSTEXPR_DETECTION) && !defined(DISABLE_TESTS)
14 template <class F
, class V
>
15 decltype(std::declval
<F
>()(std::declval
<V
>())) non_constexpr_invoke(F f
, V v
)
22 typedef boost::multiprecision::int128_t int_backend
;
23 typedef boost::multiprecision::uint128_t unsigned_backend
;
26 constexpr int_backend
a(22);
27 constexpr unsigned_backend
c(22);
28 constexpr int_backend b
= test_constexpr_add_subtract(a
);
29 constexpr unsigned_backend d
= test_constexpr_add_subtract(c
);
31 constexpr long long llv
= (long long)b
;
33 static_assert(b
== -108);
34 static_assert(d
== 554);
36 BOOST_CHECK_EQUAL(b
, non_constexpr_invoke(test_constexpr_add_subtract
<int_backend
>, a
));
37 BOOST_CHECK_EQUAL(d
, non_constexpr_invoke(test_constexpr_add_subtract
<unsigned_backend
>, c
));
40 constexpr int_backend
a(22);
41 constexpr unsigned_backend
c(22);
42 constexpr int_backend b
= test_constexpr_mul_divide(a
);
43 constexpr unsigned_backend d
= test_constexpr_mul_divide(c
);
44 static_assert(b
== 22);
45 static_assert(d
== 22);
47 BOOST_CHECK_EQUAL(b
, non_constexpr_invoke(test_constexpr_mul_divide
<int_backend
>, a
));
48 BOOST_CHECK_EQUAL(d
, non_constexpr_invoke(test_constexpr_mul_divide
<unsigned_backend
>, c
));
51 constexpr int_backend
a(22);
52 constexpr unsigned_backend
c(22);
53 constexpr int_backend b
= test_constexpr_bitwise(a
);
54 constexpr unsigned_backend d
= test_constexpr_bitwise(c
);
55 #ifdef BOOST_HAS_INT128
56 static_assert(b
== 230);
57 static_assert(d
== 120);
59 static_assert(b
== 210);
60 static_assert(d
== 106);
63 BOOST_CHECK_EQUAL(b
, non_constexpr_invoke(test_constexpr_bitwise
<int_backend
>, a
));
64 BOOST_CHECK_EQUAL(d
, non_constexpr_invoke(test_constexpr_bitwise
<unsigned_backend
>, c
));
67 constexpr int_backend
a(22);
68 constexpr unsigned_backend
c(22);
69 constexpr int_backend b
= test_constexpr_logical(a
);
70 constexpr unsigned_backend d
= test_constexpr_logical(c
);
71 #ifdef BOOST_HAS_INT128
72 //static_assert(b == 95);
73 //static_assert(d == 95);
75 static_assert(b
== 82);
76 static_assert(d
== 82);
78 BOOST_CHECK_EQUAL(b
, non_constexpr_invoke(test_constexpr_logical
<int_backend
>, a
));
79 BOOST_CHECK_EQUAL(d
, non_constexpr_invoke(test_constexpr_logical
<unsigned_backend
>, c
));
82 constexpr int_backend
a(22);
83 constexpr unsigned_backend
c(22);
84 constexpr int_backend b
= test_constexpr_compare(a
);
85 constexpr unsigned_backend d
= test_constexpr_compare(c
);
86 #ifdef BOOST_HAS_INT128
87 static_assert(b
== 95);
88 static_assert(d
== 95);
90 static_assert(b
== 95);
91 static_assert(d
== 95);
93 BOOST_CHECK_EQUAL(b
, non_constexpr_invoke(test_constexpr_compare
<int_backend
>, a
));
94 BOOST_CHECK_EQUAL(d
, non_constexpr_invoke(test_constexpr_compare
<unsigned_backend
>, c
));
96 return boost::report_errors();