bug#52394: 27.2; Isearch with char folding enabled doesn’t match equivalent strings

[Eli Zaretskii]

> From: Juri Linkov <juri@linkov.net>
> Date: Sun, 12 Dec 2021 19:19:14 +0200
> Cc: 52394@debbugs.gnu.org
> 
> > Even better, yes. In addition to simplifying changing the default,
> > something like that would make it easy to create different levels of
> > folding and switch between them (by writing commands that add or
> > remove certain characters from the list).
> 
> Thanks for the suggestion,  This is implemented by the following patch:

Doesn't this change the default behavior?