bug#69431: 30.0.50; Strange fontificaion behavior

[Eli Zaretskii]

Ping!  Björn, could you please try what Andrea asked you?  I'd like to
make progress with this bug report.

> From: Andrea Corallo <acorallo@gnu.org>
> Cc: 69431@debbugs.gnu.org,  Ihor Radchenko <yantar92@posteo.net>,  Eli
>  Zaretskii <eliz@gnu.org>
> Date: Thu, 07 Mar 2024 17:33:14 -0500
> 
> Andrea Corallo <acorallo@gnu.org> writes:
> 
> > OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> writes:
> >
> >> Andrea Corallo <acorallo@gnu.org> writes:
> >>
> >>> Ihor Radchenko <yantar92@posteo.net> writes:
> >>>
> >>>> Eli Zaretskii <eliz@gnu.org> writes:
> >>>>
> >>>>>> I cannot reproduce when changing the load path to Org git
> >>>>>> folder ( main, bugfix branches, and Org 9.6.15 tag which should be the
> >>>>>> same with Emacs built-in version).
> >>>>>
> >>>>> So maybe the problem is already solved somehow?
> >>>>
> >>>> ... or it has something to do with loading built-in Org mode.
> >>>> when I do
> >>>> 1. emacs -Q
> >>>> 2. C-x C-f /tmp/a.org
> >>>> I do not see fontification.
> >>>
> >>> On 415604c7a77 (current master) I'm having trouble reproducing this.
> >>> Both with the eln cache empty both with it already warmed.
> >>>
> >>> Is this just local on my machine or the bug vanished? 🤔
> >>
> >> I'm still able to reproduce this on 415604c7a77.
> >>
> >>     $ emacs -Q a.org
> >
> > Okay I can reproduce it using Emacs with GUI and not on terminal.
> 
> Okay I've spent some time investigating, on my setup I can reproduce
> this on GUI *only* when the eln-cache is empty with the suggested $ emacs -Q 
> foo.org
> 
> I can't reproduce configuring with --with-native-compilation=aot
> 
> I can't reproduce with $ emacs -Q -eval "(setq native-comp-jit-compilation 
> nil)" foo.org
> 
> These observations would suggest is native compilation related.
> 
> I can't see any SIGEGV in gdb in all of these tests.
> 
> Also as Ihor suggested (thanks!) reverting cf11fdfd8e46 makes issue not
> reproducible here, but I still have to understand the reason (maybe some
> circular dependency??).
> 
> Meanwhile Björn could you try reverting cf11fdfd8e46 and report if fixes
> for you as well?
> 
> Thanks
> 
>   Andrea
>