bug#47170: 28.0.50; [feature/native-comp] Native compilation sometimes crashes

[Andrea Corallo]

Eli Zaretskii <eliz@gnu.org> writes:

>> Date: Mon, 15 Mar 2021 19:36:40 +0200
>> From: Eli Zaretskii <eliz@gnu.org>
>> 
>> Not sure why, but manual compilation of some files started crashing
>> today.
>
> Actually, just starting Emacs crashes in the same way.  Note that the
> crash is in functions from frame.el and faces.el.
>
> I think this is somehow related to the situation that an Emacs which
> has a native-compiled preloaded files in its pdumper file (and thus
> loads them at startup) is used to native-compile those preloaded files
> (in the case above, faces.el and frame.el).  This needs to overwrite
> the .eln files loaded into the running process, and I think this
> causes some trouble on Windows.  I will have to try to recreate this
> and see what happens with the old and the new .eln files in such
> cases.
>
> For now, I just removed all the *.eln files and emacs.exe, and then
> recompiled the *.el files and redumped Emacs.  As result, Emacs no
> longer crashes on startup.

Hi Eli, have you experienced any other of this kind crashes?

Thanks

  Andrea