Re: Pure space

[Eli Zaretskii <eliz@gnu.org>]

> Date: Sat, 17 Aug 2024 08:45:16 +0000
> From: Pip Cet <pipcet@protonmail.com>
> Cc: emacs-devel@gnu.org
> 
> "Eli Zaretskii" <eliz@gnu.org> writes:
> 
> >> Date: Fri, 16 Aug 2024 19:07:42 +0000
> >> From: Pip Cet <pipcet@protonmail.com>
> >>
> >> can we revisit the question of whether we still want pure space?
> >
> > We already decided in the past to remove the pure space only when we
> > remove the support for unexec builds.
> 
> IIRC, the situation was that unexec builds were broken on master at the
> point I proposed the pure space removal.  I filed a bug about unexec and
> things were fixed some time later.
> 
> Pure space and unexec aren't closely related at all, and the rebased
> scratch/no-purespace branch, after some tedious fixes, starts fine when
> configured with --with-dumping=unexec.

See my other messages in this thread.

> > So if we no longer want unexec
> > in Emacs 31 and beyond, we can remove pure space (and the unexec build
> > as well) on master.
> 
> What do you think about making pure space overflow fatal as a first
> step?

How would that help?