bug#18793: 24.4; zero width rectangular selection displaces text

[Lars Ingebrigtsen]

Carlos Pita <carlosjosepita@gmail.com> writes:

> 1) Put the point at the beginning of the following sequence of a's.
> 2) Start a rectangular selection with C-x Space.
> 3) Move the point one char to the right.
> 4) Move it one char to the left so that it returns to the left margin.
> 5) Repeat 3 and 4 a number of times.
>
> aaaaaaaaaaa
>
> Do you see how the sequences of a's moves back and forward? 

I can confirm that this behaviour is still present in Emacs 29.

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