rtti data structures (again)

[Daveed Vandevoorde]

Jason Merrill wrote:
> 
> >>>>> Daveed Vandevoorde <daveed at edg.com> writes:
> 
>  >> Now, these might both seem small optimizations, but they're the two
>  >> most evident uses (to me) of the flags. It would be rash to remove such
>  >> information from si_class_type_info.
> 
>  > I'll second Nathan on this.
> 
> Did you see my response?

I saw it but hadn't read it all through---sorry about that.

I still think I prefer adding the word to have a small performance
benefit.  But I could be swayed.

	Daveed