GNU bug report logs - #44502
28.0.50; Emacs crash using new frame

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From: Alan Mackenzie <acm <at> muc.de>
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: 44502 <at> debbugs.gnu.org, andrei.elkin <at> pp.inet.fi
Subject: bug#44502: 
Date: Fri, 19 Aug 2022 13:05:24 +0000

Hello, Eli.

On Fri, Aug 19, 2022 at 13:45:57 +0300, Eli Zaretskii wrote:
> Ping!  Any progress with this bug?

I haven't been able to reproduce the bug, but understand fairly well what
must have caused it.

I also haven't heard back from the OP since sending him a proposed patch
last Sunday.

Since the patch is fairly simple and obvious, also non-dangerous, how
about just installing it on the release branch?

> > I think the following fix to the assert should indeed be a "safe" fix,
> > suitable for Emacs-28.  Could you possibly apply it, please, and try to
> > recreate the error.  If you don't manage to recreate the error, the bug
> > is probably "fixed".

> > diff --git a/src/window.c b/src/window.c
> > index 2576b66a18..35ec2a1f90 100644
> > --- a/src/window.c
> > +++ b/src/window.c
> > @@ -554,7 +554,9 @@ select_window (Lisp_Object window, Lisp_Object norecord,
> >  	 frame is active.  */
> >        Fselect_frame (frame, norecord);
> >        /* Fselect_frame called us back so we've done all the work already.  */
> > -      eassert (EQ (window, selected_window));
> > +      eassert (EQ (window, selected_window)
> > +	       || (EQ (window, f->minibuffer_window)
> > +		   && NILP (Fminibufferp (XWINDOW (window)->contents, Qt))));
> >        return window;
> >      }
> >    else

-- 
Alan Mackenzie (Nuremberg, Germany).

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