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Re: Draft "Unsafe fp optimizations" project description.


<<If that point were to be considered or included in the discussion, it
would be a good thing to provide a list of supported plateforms where
intermediate results use or do not use extra precision (e.g. x86-like
vs. Sparc-like).
>>

There are two cases, extended real for 64-bit, this obviously only
happens on Intel architectures, since no others support this :-)

But the other csae is 64-bit for 32-bit, and that arises on a much
wider range of architectures, e.g. Power


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