//===----------------------------------------------------------------------===//
//
// 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>
// complex& operator*=(const complex& rhs); // constexpr in C++20
#include <complex>
#include <cassert>
#include "test_macros.h"
template <class T>
TEST_CONSTEXPR_CXX20
bool
test()
{
std::complex<T> c(1);
const std::complex<T> c2(1.5, 2.5);
assert(c.real() == 1);
assert(c.imag() == 0);
c *= c2;
assert(c.real() == 1.5);
assert(c.imag() == 2.5);
c *= c2;
assert(c.real() == -4);
assert(c.imag() == 7.5);
std::complex<T> c3;
c3 = c;
std::complex<int> ic (1,1);
c3 *= ic;
assert(c3.real() == -11.5);
assert(c3.imag() == 3.5);
c3 = c;
std::complex<float> fc (1,1);
c3 *= fc;
assert(c3.real() == -11.5);
assert(c3.imag() == 3.5);
return true;
}
int main(int, char**)
{
test<float>();
test<double>();
test<long double>();
#if TEST_STD_VER >= 20
static_assert(test<float>());
static_assert(test<double>());
static_assert(test<long double>());
#endif
return 0;
}