#include "c_to_r.hpp"
#include <vector>
#include <complex>
#include <algorithm>

int main() {
  using namespace std;
  typedef std::complex<double> Complex;
  
  vector<double> a;
  vector<Complex> b;
  copy (a.begin(), a.end(), boost::make_c_to_r_adapt (b.begin()));
}