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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 14:09:45 +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 11:08:32 +0000
>> On 64bit I get:
>> emacs:0:Pure Lisp storage overflow (approx. 3366891 bytes needed)
>> On 32:
>> emacs:0:Pure Lisp storage overflow (approx. 2549794 bytes needed)
> That's soooo strange!  If I start Emacs under GDB and print the value
> of PURESIZE, I get 6000000 bytes in a 64-bit build and 4480000 bytes
> in a 32-bit build --with-wide-int.  What values do you see?
> Maybe the problem happens only in --without-x builds?

I get 2000000 on the 32bit build and 3333333 on 64 bit.  Both are indeed
--without-x.  According a to comment in puresize.h this has an effect.


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