Re: Making a non-ASCII space character visible

[Eli Zaretskii]

> From: Michael Heerdegen <michael_heerdegen@web.de>
> Cc: help-gnu-emacs@gnu.org
> Date: Sun, 17 Jun 2018 08:24:57 +0200
> 
> > If you did succeed to customize that variable, can you show a step by
> > step recipe?
> 
> I was wrong, we have a bug here.
> 
> The custom interface doesn't even accept the unmodified default value
> (just make a change, undo, and try to "Set for current session").  It
> seems it has a problem with the value field containing the newline
> character - that seems to be read as empty string, and that later fails
> the validation test.

That was also my conclusion, so please file a bug report about this.

Thanks.