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// template<> class complex<float> 13// { 14// public: 15// explicit constexpr complex(const complex<long double>&); 16// }; 17 18#include <complex> 19#include <cassert> 20 21int main() 22{ 23 { 24 const std::complex<long double> cd(2.5, 3.5); 25 std::complex<float> cf(cd); 26 assert(cf.real() == cd.real()); 27 assert(cf.imag() == cd.imag()); 28 } 29#ifndef _LIBCPP_HAS_NO_CONSTEXPR 30 { 31 constexpr std::complex<long double> cd(2.5, 3.5); 32 constexpr std::complex<float> cf(cd); 33 static_assert(cf.real() == cd.real(), ""); 34 static_assert(cf.imag() == cd.imag(), ""); 35 } 36#endif 37} 38