Re: Merging MPS a.k.a. scratch/igc, yet again

[Gerd Möllmann]

Eli Zaretskii <eliz@gnu.org> writes:

>> From: Gerd Möllmann <gerd.moellmann@gmail.com>
>> Cc: Pip Cet <pipcet@protonmail.com>, Helmut Eller <eller.helmut@gmail.com>
>> Date: Thu, 19 Dec 2024 19:12:05 +0100
>> 
>> Pip Cet via "Emacs development discussions." <emacs-devel@gnu.org>
>> writes:
>> 
>> > Does anyone remember what our conclusion was wrt
>> > -fno-omit-frame-pointer?  I seem to remember there was a patch to MPS to
>> > avoid relying on setjmp() to save all registers, but I'd still be
>> > happier if we enabled that for all MPS builds, since we don't know
>> > whether our MPS has the patch.
>> 
>> I'm using -fno-omit-frame-pointer, but I don't remember why. I think
>> Helmut said something or so (in CC).
>
> It's because of this:
>
>   https://github.com/Ravenbrook/mps/pull/38
>
> And also see this discussion:
>
>   https://lists.gnu.org/archive/html/emacs-devel/2024-09/msg00132.html

Right, thanks!