text: #include <eve/function/quadrant.hpp>
  #include <eve/wide.hpp>
  #include <iostream>
  
  using wide_ft = eve::wide<float, eve::fixed<4>>;
  
  int main()
  {
    wide_ft pf  = {10.0f, 9.0f, -3.0f, 1.0f};
  
    std::cout << "---- simd" << '\n'
              << "<- pf          = " << pf << '\n'
              << "->quadrant(pf) = " << eve::quadrant(pf) << '\n';
  
    float   xf = 15.0f;
  
    std::cout << "---- scalar" << '\n'
              << "<- xf =        = " << xf << '\n'
              << "->quadrant(xf) = " << eve::quadrant(xf) << '\n';
    return 0;
  }
  