[boost] Re: Re: Re: Proposal: Visitor

From: Itay (itay_maman_at_[hidden])
Date: 2002-07-09 08:06:25

"David Abrahams" <david.abrahams_at_[hidden]> wrote in message
news:078801c22732$e95b5480$6601a8c0_at_boostconsulting.com...
> From: "Itay" <itay_maman_at_[hidden]>
>
>
> > Hi Mac,
> >
> > Templates and virtual functions do not mix. A virtual base class creates
> a
> > 'firewall' which, has the nice effect of allowing polymorphic objects to
> > pass thru, but, on the other hands, it hides any concrete type
> information.
>
> I agree with your second statement, but not with your first. Andrei
> Alexandrescu has written a pretty cool book which explores ways to mix
them
> effectively...
>
> down-with-absolutism-ly y'rs,
> dave
>

Agreed. I didn't put it very well......

-Itay