> Werner: Miles' version is shorter, is only wrong by one ulp and only
> when the product overflows and is negative. My variation,
> called another() above, fixes that slight difference.
> Which would you prefer, if anything?
I tend to prefer the faster one $(Q#|(B IIRC, we never rely on product
overflow of 32bit entities.
> I can write a patch which uses it only when it works (64
> bit sizeof(long)).
Please do so.
Werner
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