Likely GMP bug

Niels Möller nisse at
Sun May 27 20:11:12 UTC 2018

"Marco Bodrato" <bodrato at> writes:

> Il Sab, 26 Maggio 2018 11:12 pm, Niels Möller ha scritto:
>> tg at (Torbjörn Granlund) writes:
>>> I think we should rewrite relevant parts and avoid these constructs.
>> It would help clarity if we could reduce number of variants. If we
>> delete the unused USE_ZEROTAB code and the unused (?) GCD_1_METHOD == 1
>> versions, it would be easier to reorganize loop entry.
> Or we can simply "strip U maybe" before entering the loop.
> I suggest:

Looks reasonable, but I'd prefer to *also* delete the unused code. It's
not so pretty to have a USE_ZEROTAB in the code but nevertheless have an
unconditional use of count_trailing_zeros.


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