#include <functional>
#include <type_traits>

template<class... Args>
void make_obj_val(Args...)
{
}

template<class... Args>
void make_obj_uref(Args&&...)
{
}

int main()
{
    auto fn = std::bind(make_obj_val<int,int>, 1,2);       // OK
    //auto fn = std::bind(make_obj_uref<int,int>, 1,2);    // FAIL
    fn();
}