GNU bug report logs - #74966
31.0.50; Crash report (using igc on macOS)

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Message #188 received at 74966 <at> debbugs.gnu.org (full text, mbox):

From: Pip Cet <pipcet <at> protonmail.com>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: gerd.moellmann <at> gmail.com, spd <at> toadstyle.org,
 Andrea Corallo <acorallo <at> gnu.org>, monnier <at> iro.umontreal.ca,
 74966 <at> debbugs.gnu.org
Subject: Re: bug#74966: 31.0.50; Crash report (using igc on macOS)
Date: Tue, 31 Dec 2024 14:32:30 +0000

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

>> From: Andrea Corallo <acorallo <at> gnu.org>
>> Cc: Pip Cet <pipcet <at> protonmail.com>,  monnier <at> iro.umontreal.ca,
>>   gerd.moellmann <at> gmail.com,  spd <at> toadstyle.org,  74966 <at> debbugs.gnu.org
>> Date: Tue, 31 Dec 2024 05:22:11 -0500
>>
>> Eli Zaretskii <eliz <at> 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

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