bug#74966: 31.0.50; Crash report (using igc on macOS)

[Pip Cet]

"Eli Zaretskii" <eliz@gnu.org> writes:

>> From: Andrea Corallo <acorallo@gnu.org>
>> Cc: Pip Cet <pipcet@protonmail.com>,  monnier@iro.umontreal.ca,
>>   gerd.moellmann@gmail.com,  spd@toadstyle.org,  74966@debbugs.gnu.org
>> Date: Tue, 31 Dec 2024 05:22:11 -0500
>>
>> Eli Zaretskii <eliz@gnu.org> writes:
>>
>> >> > I think a much simpler change is to use the sign bit to distinguish 
>> >> > indices
>> >> > into the constant vector from indices into the DOC file.
>> >>
>> >> And use one's-complement, I assume, to guard against some future weird
>> >> nativecomp change resulting in the index -0?  :-)
>> >>
>> >> I really have no strong preference here.
>> >
>> > And I still want to hear from Andrea.  It's his code, so the solution
>> > he prefers gets my vote.
>>
>> Sorry for behing late here.
>>
>> I'm for the sign bit, it saves memory (why not), and we can sanity check
>> that when the bit is set the function is a non-primitve one and vice
>> versa.

It is valid for a primitive function to have an etc/DOC docstring, so no
"vice versa", I'm afraid.  That's what caused the problem in the first
place.

> OK, can you post a patch (or even install it)?

That'd be great (with the minor change described)!

Pip