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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <complex>
// constexpr complex(const T& re = T(), const T& im = T());
#include <complex>
#include <cassert>
template <class T>
void
test()
{
{
const std::complex<T> c;
assert(c.real() == 0);
assert(c.imag() == 0);
}
{
const std::complex<T> c = 7.5;
assert(c.real() == 7.5);
assert(c.imag() == 0);
}
{
const std::complex<T> c(8.5);
assert(c.real() == 8.5);
assert(c.imag() == 0);
}
{
const std::complex<T> c(10.5, -9.5);
assert(c.real() == 10.5);
assert(c.imag() == -9.5);
}
#ifndef _LIBCPP_HAS_NO_CONSTEXPR
{
constexpr std::complex<T> c;
static_assert(c.real() == 0, "");
static_assert(c.imag() == 0, "");
}
{
constexpr std::complex<T> c = 7.5;
static_assert(c.real() == 7.5, "");
static_assert(c.imag() == 0, "");
}
{
constexpr std::complex<T> c(8.5);
static_assert(c.real() == 8.5, "");
static_assert(c.imag() == 0, "");
}
{
constexpr std::complex<T> c(10.5, -9.5);
static_assert(c.real() == 10.5, "");
static_assert(c.imag() == -9.5, "");
}
#endif
}
int main()
{
test<float>();
test<double>();
test<long double>();
}
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