test_user_defined_reduction_complex.cpp File Reference

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int	main ()

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main()

int main

(

)

Definition at line 9 of file test_user_defined_reduction_complex.cpp.

References qmcplusplus::imag(), and qmcplusplus::Units::force::N.

{
  const int N = 100;
  std::vector<std::complex<float>> array(N);

  auto array_ptr = array.data();
  for (int i = 0; i < N; i++)
    array_ptr[i] = std::complex<float>(i);

  std::complex<float> sum;
  #pragma omp parallel for reduction(+: sum)
  for (int i = 0; i < N; i++)
    sum += array_ptr[i];

  assert(std::real(sum) == 4950);
  assert(std::imag(sum) == 0);
}