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bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is ins
From: |
Eli Zaretskii |
Subject: |
bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay. |
Date: |
Fri, 04 Feb 2022 15:56:29 +0200 |
> From: Michael Heerdegen <michael_heerdegen@web.de>
> Cc: larsi@gnus.org, esabof@gmail.com, 14582@debbugs.gnu.org
> Date: Fri, 04 Feb 2022 02:37:44 +0100
>
> I played shortly with the new option enabled. I didn't experience this
> issue, but in some situations redisplay seems to infloop. Seems that
> happens when the first line is wrapped - at least I didn't see the same
> problem without wrapped lines. Here is a reproducer for emacs -Q (just
> eval with M-:):
>
> #+begin_src emacs-lisp
> (progn
> (dotimes (_ 100) (insert "\
> \(defun foooooooooo (long-arg another-long-arg an-even-very-long-arg \
> and-one-more-arg)
> 1
> 2)\n"))
> (setq make-window-start-visible t)
> (goto-char (point-max))
> (sit-for 1)
> (scroll-down)
> (sit-for 1)
> (hs-minor-mode)
> (hs-hide-all))
> #+end_src
Thanks, should be fixed now.
> BTW, I wondered - do we also have to care about window-end - or can
> the thing this report is about only happen for window-start?
window-end point is determined as side effect of successful complete
redisplay of a window, and cannot be determined before redisplay is
complete. The window-end point isn't necessarily at the end of some
physical line, and it is by definition at the end of a visual line.
So I don't see why would we need to care about something similar
happening at the window's end.
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/01
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/01
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/01
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/01
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/02
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/03
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/03
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay.,
Eli Zaretskii <=
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/05
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/06
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/07
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/07
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/07
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/08
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/08
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/08
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Eli Zaretskii, 2022/02/09
- bug#14582: 24.3.50.1; Strange overlay behavior, when window-start is inside an overlay., Michael Heerdegen, 2022/02/09