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Re: --with-native-compilation build failure on 32-bit systems

From: Andrea Corallo
Subject: Re: --with-native-compilation build failure on 32-bit systems
Date: Thu, 18 Aug 2022 19:35:01 +0000
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux)

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Andrea Corallo <akrl@sdf.org>
>> Cc: larsi@gnus.org, jrm@ftfl.ca, emacs-devel@gnu.org, emacs@FreeBSD.org
>> Date: Thu, 18 Aug 2022 16:42:24 +0000
>> > So even if PURESIZE_RATIO and PURESIZE_CHECKING_RATIO are both 1, how
>> > come you get 2000000 in the 32-bit build, when SYSTEM_PURESIZE_EXTRA
>> > is zero?  I must be missing something.
>> It's 2000000 as my testbed for this bug as mentioned it is based on
>> aff5961274 (a master around the time the bug was reported), so before
>> your e46668847d.  Your commit changed the constant we add for computing
>> BASE_PURESIZE from 2000000 to 2750000.
> Ah, okay.  So I guess the current values are already large enough, and
> we don't need to do anything with this issue.

Agree, still to be decided if warning when purespace is overflowed.

I really don't see why we should not do that, so I propose to have
a7abd8f235 and def6d57669 from scratch/pure-overflow-warn into master.



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