bug#42254: 27.0.91; display-line-numbers-mode incoherent shifting behaviour

[Eli Zaretskii]

> From: Fernando Peña <ferpb1999@gmail.com>
> Date: Wed, 8 Jul 2020 17:02:40 +0200
> Cc: 42254@debbugs.gnu.org
> 
> 1 Open emacs with emacs -q
> 2 Open an empty buffer
> 3 M-x display-line-numbers-mode
> 4 Insert 95 lines (C-u 95 RET)
> 
> You should see that there's an extra space on the left of the line numbers, 
> and
> when you scroll up until line 90 or 85 (I think it depends on the window size)
> it disappears. If you scroll down again to the bottom, the buffer is again
> shifted to the right.

Ah, okay.  If you add lines, then yes, it will eventually shift.
Sorry I didn't get that before.

So: no bug.

Thanks.