#include <iostream>
#include <type_traits>

template< typename R, typename C, typename... Args>
class delegate
{
public:
    template<R(C::*F)(Args...), typename ... Ts>
    struct adapter {
        static R invoke_no_fwd(Args... args) {
            C t(Ts::value...);
            return (t.*F)(args...);
        }
    };
};

class Class
{
public:
    Class(int param) : m_val(param) {}
    void print(int v) {
        std::cout << "Class: " << v + m_val << std::endl;
    }
private:
    int m_val;
};

int main()
{
    typedef void(*function_t)(int);
    function_t ptrFunc = (delegate<void, Class, int>::adapter<&Class::print, std::integral_constant<int, 42> >::invoke_no_fwd);
    auto type = (delegate<void, Class, int>::adapter<&Class::print, std::integral_constant<int, 42>>::invoke_no_fwd);
    ptrFunc(-42); // 0
    type(0);      // 42
    return 0;
}