In C++ there isn't a standard-compliant way of creating named aliases of
c-like array elements. In certain contexts, it is preferred to access these
these array elements with a named identifier that is bounded to that
particular array entry, e.g:

union
{
    float my_vec[3];
    struct
    {
        float x, y, z;
    };
};

However, anonymous structs/classes are only