Re: Display of undisplayable characters: \U01F3A8 instead of diamond

[Eli Zaretskii]

> From: Richard Stallman <rms@gnu.org>
> Cc: emacs-devel@gnu.org
> Date: Mon, 05 Sep 2022 00:05:32 -0400
> 
>   > It works, but looping over all the Unicode characters is very slow, so
>   > doing that at each startup would be unacceptable.  If someone needs, I
>   > can show a simple code to be run by the user, once, on the Linux
>   > console, that would allow then to determine the codepoint ranges for
>   > which the U+FFFD (or any other) replacements are needed, so that users
>   > could run that code, and then put such customizations in their init
>   > files.
> 
> That's the way I'd like it to work.  I would not mind running this
> again if the capabilities of the Linux console ever change,

Great, then please update from Git's master branch and use the new
command standard-display-by-replacement-char, which I added a couple
of days ago.