GNU bug report logs - #36649
27.0.50; pure space and pdumper

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Message #98 received at 36649 <at> debbugs.gnu.org (full text, mbox):

From: Pip Cet <pipcet <at> gmail.com>
To: Stefan Kangas <stefankangas <at> gmail.com>
Cc: 36649 <at> debbugs.gnu.org, larsi <at> gnus.org, eggert <at> cs.ucla.edu,
 Andreas Schwab <schwab <at> linux-m68k.org>, Andrea Corallo <akrl <at> sdf.org>
Subject: Re: bug#36649: 27.0.50; pure space and pdumper
Date: Wed, 3 Mar 2021 15:34:40 +0000

[Message part 1 (text/plain, inline)]

On Sun, Nov 15, 2020 at 3:19 PM Stefan Kangas <stefankangas <at> gmail.com> wrote:
> Pip Cet <pipcet <at> gmail.com> writes:
> > On Sat, Aug 22, 2020 at 9:59 AM Andreas Schwab <schwab <at> linux-m68k.org> wrote:
> >> On Aug 22 2020, Pip Cet wrote:
> >
> > So my suggestion would be to apply this patch first (removing the C
> > parts of pure space), then remove unexec, then turn purecopy into an
> > alias for identity and remove as many instances of it as possible.
> >
> > Just as a reminder, we're still putting a 3 MB block of zero bytes
> > into every emacs binary...
>
> To me, the above sounds like a reasonable plan, given the discussion in
> this thread and lack of any objections.

Thanks.

> > Should this be discussed on emacs-devel?
>
> Bringing this up on emacs-devel could perhaps get a few more eyes on
> this before it lands on master.  At the very least, it would inform
> everyone about the planned change.  So why not proceed to do that?

I have time for that now, so here's a revised patch as a first step.

[0001-Remove-pure-space-Bug-36649.patch (text/x-patch, attachment)]

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