Re: "Final" version of tty child frames

[Eli Zaretskii]

> From: Gerd Möllmann <gerd.moellmann@gmail.com>
> Cc: rudalics@gmx.at,  jared@finder.org,  emacs-devel@gnu.org
> Date: Fri, 17 Jan 2025 08:50:58 +0100
> 
> There might be another problem. Feng Shu, the author of Posframe,
> reported a problem with child frames over Chinese text at some point:
> 
>   https://yhetil.org/emacs-devel/m25xpji82g.fsf@gmail.com/
> 
> In short, this handles the case that a child frame overlaps a
> double-width character, in the sense that one half of the displayed
> character is outside of the child frame, and the other half is under the
> child frame.

Didn't you already fix that problem in the past, when child frames on
TTYs were first introduced?

What should happen in this case is that we don't show the double-width
character at all.