#include <iostream>

using namespace std;

#include <boost/any.hpp>

using namespace boost;

class Big
{
public:
    Big() { };
    Big(const Big&rhs) { d = rhs.d; cout<<"In Big copy constructor"<<endl; }

    double d;
};

int main()
{
    Big b1, b2;

    any a1 = b1, a2 = b2;
    cout<<"------------------------"<<endl;

    std::swap(a1,a2);

    return 1;
}