1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <complex>
// constexpr complex(const T& re = T(), const T& im = T());
#include <complex>
#include <cassert>
#include "test_macros.h"
template <class T>
void
test()
{
{
const std::complex<T> c;
assert(c.real() == 0);
assert(c.imag() == 0);
}
{
const std::complex<T> c = 7.5;
assert(c.real() == 7.5);
assert(c.imag() == 0);
}
{
const std::complex<T> c(8.5);
assert(c.real() == 8.5);
assert(c.imag() == 0);
}
{
const std::complex<T> c(10.5, -9.5);
assert(c.real() == 10.5);
assert(c.imag() == -9.5);
}
#if TEST_STD_VER >= 11
{
constexpr std::complex<T> c;
static_assert(c.real() == 0, "");
static_assert(c.imag() == 0, "");
}
{
constexpr std::complex<T> c = 7.5;
static_assert(c.real() == 7.5, "");
static_assert(c.imag() == 0, "");
}
{
constexpr std::complex<T> c(8.5);
static_assert(c.real() == 8.5, "");
static_assert(c.imag() == 0, "");
}
{
constexpr std::complex<T> c(10.5, -9.5);
static_assert(c.real() == 10.5, "");
static_assert(c.imag() == -9.5, "");
}
#endif
}
int main(int, char**)
{
test<float>();
test<double>();
test<long double>();
return 0;
}
|
