Re: Vtables: what do we know so far?

[Edwin Steiner]

Filipe Brandenburger wrote:
[...]
>     struct sv {
>         vtable_sv  * ptr_to_vtable;
>         void       * ptr_to_data;
>         void       * gc_data;
>     };
[...]
> I don't think I can get further from here. Note that, in all examples,
> I didn't write the `this' pointer that every function would receive.
> This would correspond to the `ptr_to_data' from the struct sv.

I think the `this' pointer should be the SV* (== &ptr_to_vtable) so virtual functions 
can themselves call virtual functions on the same object.

-Edwin