1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <complex>
10 
11 // template<class T>
12 //   bool
13 //   operator==(const complex<T>& lhs, const complex<T>& rhs);
14 
15 #include <complex>
16 #include <cassert>
17 
18 #include "test_macros.h"
19 
20 template <class T>
21 void
22 test_constexpr()
23 {
24 #if TEST_STD_VER > 11
25     {
26     constexpr std::complex<T> lhs(1.5,  2.5);
27     constexpr std::complex<T> rhs(1.5, -2.5);
28     static_assert( !(lhs == rhs), "");
29     }
30     {
31     constexpr std::complex<T> lhs(1.5, 2.5);
32     constexpr std::complex<T> rhs(1.5, 2.5);
33     static_assert(lhs == rhs, "");
34     }
35 #endif
36 }
37 
38 template <class T>
39 void
40 test()
41 {
42     {
43     std::complex<T> lhs(1.5,  2.5);
44     std::complex<T> rhs(1.5, -2.5);
45     assert( !(lhs == rhs));
46     }
47     {
48     std::complex<T> lhs(1.5, 2.5);
49     std::complex<T> rhs(1.5, 2.5);
50     assert(lhs == rhs);
51     }
52     test_constexpr<T> ();
53 }
54 
55 int main(int, char**)
56 {
57     test<float>();
58     test<double>();
59     test<long double>();
60 //    test_constexpr<int> ();
61 
62   return 0;
63 }
64