From: "Philippe A. Bouchard" <philippeb@[...].ca> 


>  > The standard doesn't guarantee that the offset calculated from a given
>  > static_cast will work again, given the same source and target types.
>  > Actually doing the static_cast is the only portable way to find the
Base*
>  > from a Derived*. Indirection through a function pointer which does the
>  > static_cast might be an option.
> 
>  You mean a container of function pointers (s_rectify) (?)?

I haven't been paying enough attention to your implementation details to
know whether a container is appropriate or neccessary, nor what s_rectify
is.

-----------------------------------------------------------
           David Abrahams * Boost Consulting
dave@[...].com * http://www.boost-consulting.com



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