In article <cjameshuff-DF3DAB.08451225022004@news.povray.org>,
 Christopher James Huff <cja### [at] earthlinknet> wrote:

> > It can't even theoretically
> > check this at linking time because some code in a dynamic library (which
> > may change in the future) may implement that virtual function.
> 
> C++ doesn't play particularly well with dynamic linking. C++ RTTI and 
> virtual functions can cause many problems with it.

I forgot to mention it, but you might want to look up "fragile base 
classes".

-- 
Christopher James Huff <cja### [at] earthlinknet>
http://home.earthlink.net/~cjameshuff/
POV-Ray TAG: <chr### [at] tagpovrayorg>
http://tag.povray.org/

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