Returning to const& as a way
Is this safe?  

    const int& f()
    {
    return 1;
    }

What I'm trying to do is to return a some value to const &
Returning to const& as a way
===

Is this safe?  

    const int& f()
    {
    return 1;
    }

What I'm trying to do is to return a some value to const &