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 // complex& operator=(const complex&);
13 // template<class X> complex& operator= (const complex<X>&);
14 
15 #include <complex>
16 #include <cassert>
17 
18 template <class T, class X>
19 void
test()20 test()
21 {
22     std::complex<T> c;
23     assert(c.real() == 0);
24     assert(c.imag() == 0);
25     std::complex<T> c2(1.5, 2.5);
26     c = c2;
27     assert(c.real() == 1.5);
28     assert(c.imag() == 2.5);
29     std::complex<X> c3(3.5, -4.5);
30     c = c3;
31     assert(c.real() == 3.5);
32     assert(c.imag() == -4.5);
33 }
34 
main()35 int main()
36 {
37     test<float, float>();
38     test<float, double>();
39     test<float, long double>();
40 
41     test<double, float>();
42     test<double, double>();
43     test<double, long double>();
44 
45     test<long double, float>();
46     test<long double, double>();
47     test<long double, long double>();
48 }
49