text: //===----------------------------------------------------------------------===//
  //
  // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
  // See https://llvm.org/LICENSE.txt for license information.
  // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  //
  //===----------------------------------------------------------------------===//
  
  // <complex>
  
  // template<class T>
  //   complex<T>
  //   sinh(const complex<T>& x);
  
  #include <complex>
  #include <cassert>
  
  #include "test_macros.h"
  #include "../cases.h"
  
  template <class T>
  void
  test(const std::complex<T>& c, std::complex<T> x)
  {
      assert(sinh(c) == x);
  }
  
  template <class T>
  void
  test()
  {
      test(std::complex<T>(0, 0), std::complex<T>(0, 0));
  }
  
  void test_edges()
  {
      const unsigned N = sizeof(testcases) / sizeof(testcases[0]);
      for (unsigned i = 0; i < N; ++i)
      {
          std::complex<double> r = sinh(testcases[i]);
          if (testcases[i].real() == 0 && testcases[i].imag() == 0)
          {
              assert(r.real() == 0);
              assert(std::signbit(r.real()) == std::signbit(testcases[i].real()));
              assert(r.imag() == 0);
              assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));
          }
          else if (testcases[i].real() == 0 && std::isinf(testcases[i].imag()))
          {
              assert(r.real() == 0);
              assert(std::isnan(r.imag()));
          }
          else if (std::isfinite(testcases[i].real()) && std::isinf(testcases[i].imag()))
          {
              assert(std::isnan(r.real()));
              assert(std::isnan(r.imag()));
          }
          else if (testcases[i].real() == 0 && std::isnan(testcases[i].imag()))
          {
              assert(r.real() == 0);
              assert(std::isnan(r.imag()));
          }
          else if (std::isfinite(testcases[i].real()) && std::isnan(testcases[i].imag()))
          {
              assert(std::isnan(r.real()));
              assert(std::isnan(r.imag()));
          }
          else if (std::isinf(testcases[i].real()) && testcases[i].imag() == 0)
          {
              assert(std::isinf(r.real()));
              assert(std::signbit(r.real()) == std::signbit(testcases[i].real()));
              assert(r.imag() == 0);
              assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));
          }
          else if (std::isinf(testcases[i].real()) && std::isfinite(testcases[i].imag()))
          {
              assert(std::isinf(r.real()));
              assert(std::signbit(r.real()) == std::signbit(testcases[i].real() * cos(testcases[i].imag())));
              assert(std::isinf(r.imag()));
              assert(std::signbit(r.imag()) == std::signbit(sin(testcases[i].imag())));
          }
          else if (std::isinf(testcases[i].real()) && std::isinf(testcases[i].imag()))
          {
              assert(std::isinf(r.real()));
              assert(std::isnan(r.imag()));
          }
          else if (std::isinf(testcases[i].real()) && std::isnan(testcases[i].imag()))
          {
              assert(std::isinf(r.real()));
              assert(std::isnan(r.imag()));
          }
          else if (std::isnan(testcases[i].real()) && testcases[i].imag() == 0)
          {
              assert(std::isnan(r.real()));
              assert(r.imag() == 0);
              assert(std::signbit(r.imag()) == std::signbit(testcases[i].imag()));
          }
          else if (std::isnan(testcases[i].real()) && std::isfinite(testcases[i].imag()))
          {
              assert(std::isnan(r.real()));
              assert(std::isnan(r.imag()));
          }
          else if (std::isnan(testcases[i].real()) && std::isnan(testcases[i].imag()))
          {
              assert(std::isnan(r.real()));
              assert(std::isnan(r.imag()));
          }
      }
  }
  
  int main(int, char**)
  {
      test<float>();
      test<double>();
      test<long double>();
      test_edges();
  
    return 0;
  }
  