libcxx/test/std/numerics/complex.number/complex.ops/complex_equals_complex.pass.cpp

   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 //   bool
  13 //   operator==(const complex<T>& lhs, const complex<T>& rhs);
  14
  15 #include <complex>
  16 #include <cassert>
  17
  18 #include "test_macros.h"
  19
  20 template <class T>
  21 TEST_CONSTEXPR_CXX20
  22 bool
  23 test()
  24 {
  25     {
  26     std::complex<T> lhs(1.5,  2.5);
  27     std::complex<T> rhs(1.5, -2.5);
  28     assert( !(lhs == rhs));
  29     }
  30     {
  31     std::complex<T> lhs(1.5, 2.5);
  32     std::complex<T> rhs(1.5, 2.5);
  33     assert(lhs == rhs);
  34     }
  35     return true;
  36 }
  37
  38 int main(int, char**)
  39 {
  40     test<float>();
  41     test<double>();
  42     test<long double>();
  43 #if TEST_STD_VER > 17
  44     static_assert(test<float>());
  45     static_assert(test<double>());
  46     static_assert(test<long double>());
  47 #endif
  48
  49   return 0;
  50 }