| //===----------------------------------------------------------------------===// |
| // |
| // 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> |
| |
| // template<> class complex<double> |
| // { |
| // public: |
| // explicit constexpr complex(const complex<long double>&); |
| // }; |
| |
| #include <complex> |
| #include <cassert> |
| |
| int main() |
| { |
| { |
| const std::complex<long double> cd(2.5, 3.5); |
| std::complex<double> cf(cd); |
| assert(cf.real() == cd.real()); |
| assert(cf.imag() == cd.imag()); |
| } |
| #ifndef _LIBCPP_HAS_NO_CONSTEXPR |
| { |
| constexpr std::complex<long double> cd(2.5, 3.5); |
| constexpr std::complex<double> cf(cd); |
| static_assert(cf.real() == cd.real(), ""); |
| static_assert(cf.imag() == cd.imag(), ""); |
| } |
| #endif |
| } |
