bug#32463: 27.0.50; (logior -1) => 4611686018427387903

[Andy Moreton]

On Tue 21 Aug 2018, Paul Eggert wrote:

>> Have you checked a mini-gmp build to ensure that this patch works if
>> the GMP library is not installed ?
>
> I have now. :-)  It works, in the sense that Emacs builds and fails only the
> tests that it was already failing.

Thanks. I mentioned this because GMP_NUMB_BITS etc are not defined in
mini-gmp.h (which your patches handle), but I wasn't sure if there were
other symbols that needed similar treatment.

As GMP_NUMB_BITS is always defined now, uses of mp_bits_per_limb could
be replaced with GMP_NUMB_BITS.

    AndyM