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// complex<T>
13// operator*(const T& lhs, const complex<T>& rhs); // constexpr in C++20
14
15#include <complex>
16#include <cassert>
17
18#include "test_macros.h"
19
20template <class T>
21TEST_CONSTEXPR_CXX20
22bool
23test()
24{
25 const T lhs(1.5);
26 const std::complex<T> rhs(1.5, 2.5);
27 assert(lhs * rhs == std::complex<T>(2.25, 3.75));
28 return true;
29}
30
31int main(int, char**)
32{
33 test<float>();
34 test<double>();
35 test<long double>();
36
37#if TEST_STD_VER > 17
38 static_assert(test<float>());
39 static_assert(test<double>());
40 static_assert(test<long double>());
41#endif
42
43 return 0;
44}
45

source code of libcxx/test/std/numerics/complex.number/complex.ops/scalar_times_complex.pass.cpp