Re: vtables (was Re: Ramblings on "base class" for SV etc.)

[Hildo Biersma]

Uri Guttman wrote:
> 
> can someone write up a short description (or rfc is you prefer) on
> vtables. i gather that they are a per value (for some definition of
> value) dispatch table which handles the ways a value can be
> accessed. everyone is using that term and i haven't seen a concrete
> definition here.

There's an excellent book on how vtables work in C++ and what issues
have to be reolved for inheritance. multiple inheritance.  This bbok
also shows a number of useful compile-time optimizations, some of which
might be applicable to perl6.

See: Stan Lippman, Inside the C++ Object Model, ISBN 0201834545.

Hildo