1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <complex>
11 
12 // template<class T>
13 //   bool
14 //   operator==(const complex<T>& lhs, const complex<T>& rhs);
15 
16 #include <complex>
17 #include <cassert>
18 
19 template <class T>
20 void
21 test_constexpr()
22 {
23 #if _LIBCPP_STD_VER > 11
24     {
25     constexpr std::complex<T> lhs(1.5,  2.5);
26     constexpr std::complex<T> rhs(1.5, -2.5);
27     static_assert( !(lhs == rhs), "");
28     }
29     {
30     constexpr std::complex<T> lhs(1.5, 2.5);
31     constexpr std::complex<T> rhs(1.5, 2.5);
32     static_assert(lhs == rhs, "");
33     }
34 #endif
35 }
36 
37 template <class T>
38 void
39 test()
40 {
41     {
42     std::complex<T> lhs(1.5,  2.5);
43     std::complex<T> rhs(1.5, -2.5);
44     assert( !(lhs == rhs));
45     }
46     {
47     std::complex<T> lhs(1.5, 2.5);
48     std::complex<T> rhs(1.5, 2.5);
49     assert(lhs == rhs);
50     }
51     test_constexpr<T> ();
52 }
53 
54 int main()
55 {
56     test<float>();
57     test<double>();
58     test<long double>();
59 //    test_constexpr<int> ();
60 }
61