GNU bug report logs - #53220
27.2; scroll-up moves point +1 if text has display property

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Message #8 received at 53220 <at> debbugs.gnu.org (full text, mbox):

From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: awrhygty <at> outlook.com
Cc: 53220 <at> debbugs.gnu.org
Subject: Re: bug#53220: 27.2; scroll-up moves point +1 if text has display
 property
Date: Thu, 13 Jan 2022 07:08:20 +0100

awrhygty <at> outlook.com writes:

> Evaluate the form below and type 'C-v', the current point moves next to
> the beginning of line.
> Similarly, if the current point is at the window-start and type 'M-v',
> the buffer scrolls down and the point moves next to the original position.
>
> (let ((buf (generate-new-buffer "tmp"))
>       (line (propertize "A" 'display "B")))
>   (switch-to-buffer buf)
>   (dotimes (i 100)
>     (insert line ?\n))
>   (goto-char (point-min)))

I can reproduce this behaviour in Emacs 29, too.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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