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& rhs);
13
14#include <complex>
15#include <cassert>
16
17template <class T>
18void
19test()
20{
21    std::complex<T> c;
22    const std::complex<T> c2(1.5, 2.5);
23    assert(c.real() == 0);
24    assert(c.imag() == 0);
25    c += c2;
26    assert(c.real() == 1.5);
27    assert(c.imag() == 2.5);
28    c += c2;
29    assert(c.real() == 3);
30    assert(c.imag() == 5);
31
32    std::complex<T> c3;
33
34    c3 = c;
35    std::complex<int> ic (1,1);
36    c3 += ic;
37    assert(c3.real() == 4);
38    assert(c3.imag() == 6);
39
40    c3 = c;
41    std::complex<float> fc (1,1);
42    c3 += fc;
43    assert(c3.real() == 4);
44    assert(c3.imag() == 6);
45}
46
47int main()
48{
49    test<float>();
50    test<double>();
51    test<long double>();
52}
53