bug#43948: 28.0.50; [PATHC][NS] Make s-<left/right> to move to beginning/end of line

[Eli Zaretskii]

> From: Andrii Kolomoiets <andreyk.mad@gmail.com>
> Date: Thu, 12 Nov 2020 11:06:02 +0200
> Cc: Alan Third <alan@idiocy.org>, 43948@debbugs.gnu.org
> 
> 2. M-: (set-frame-width nil 50)
> 3. M-<
> 4. M-x end-of-visual-line
> The point moved to the beginning of the next visual line

What else did you expect, in a continued line?  There's no place to
show the cursor except at the beginning of the next screen line.

> 5. M-<
> 6. M-x toggle-truncate-lines
> 7. M-x end-of-visual-line
> The point is not moved to the end of the line.

It is, but you need to disable auto-hscroll-mode to see that.