bug#5490: 23.1.91; CC Mode, after a while, everything is topmost-intro.

[Alan Mackenzie]

Hello, Andrew.

On Sun, Aug 21, 2016 at 12:57:50AM -0400, Andrew Hyatt wrote:
> Eli Zaretskii <eliz@gnu.org> writes:

> >> From: Andrew Hyatt <ahyatt@gmail.com>
> >> Date: Thu, 18 Aug 2016 01:01:04 -0400
> >> Cc: Alan Mackenzie <acm@muc.de>, 5490@debbugs.gnu.org, emacs-devel@gnu.org

> >> Jan Djärv <jan.h.d@swipnet.se> writes:

> >> > Hello.

> >> > FWIW, this bug is still present in the trunk.  I see it 5-8 times per 
> >> > day.
> >> > Revert buffer sometimes work to get back on track, but for the majority 
> >> > of
> >> > cases, I have to kill the buffer and reopen the file for cc-mode to work
> >> > again.

> >> >  Jan D.

> >> Hi, I've been using cc-mode every day for the past few years at
> >> work, and I don't recall seeing this bug either in Emacs 24 or 25.  Has
> >> anyone reproduced this lately?

> > I think it's very likely that the latest fixes by Alan in CC mode
> > nailed this one for good.

> OK, I'm going to mark this one as doneunreproducible - it may have been
> fixed some time in the past, or by these recent fixes you refer to.
> I'll keep an eye out for this myself during my normal work, and re-open
> this if I or anyone else starts seeing this again.

Thanks.  I think this bug (which was definitely real) got fixed as a side
effect of fixing something else, and this happened quite a long time ago.

-- 
Alan Mackenzie (Nuremberg, Germany).