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 20 template <class T> 21 TEST_CONSTEXPR_CXX20 22 bool test()23test() 24 { 25 const T lhs(-8.5); 26 const std::complex<T> rhs(1.5, 2.5); 27 const std::complex<T> c = lhs / rhs; 28 assert(c.real() >= T(-1.500000000000001)); 29 assert(c.real() <= T(-1.499999999999999)); 30 assert(c.imag() >= T(2.499999999999999)); 31 assert(c.imag() <= T(2.500000000000001)); 32 return true; 33 } 34 main(int,char **)35int main(int, char**) 36 { 37 test<float>(); 38 test<double>(); 39 test<long double>(); 40 41 #if TEST_STD_VER > 17 42 static_assert(test<float>()); 43 static_assert(test<double>()); 44 static_assert(test<long double>()); 45 #endif 46 47 return 0; 48 } 49