Subject: bug#67587: 30.0.50; function defined by cl-defmethod returns nil instead of fixed str

From: Eli Zaretskii <[email-masked]>
Date: Sat, 09 Dec 2023 21:16:06 +0200

> From: Stefan Monnier <[email-masked]>
> Cc: Vonfry <[email-masked]>,  [email-masked]
> Date: Sat, 09 Dec 2023 14:05:04 -0500
> 
> >> Date: Sat, 02 Dec 2023 19:37:15 +0800
> >> From:  Vonfry via "Bug reports for GNU Emacs,
> >>  the Swiss army knife of text editors" <[email-masked]>
> >> 
> >> 
> >>     (cl-defmethod foo ((_e (eql foo))) "docstr" "result str")
> >>     (foo 'foo)
> >> 
> >>     In Emacs 29, it returns "result str", but nil in Emacs 30.
> >
> > Adding Stefan, in case he has some comments or suggestions.
> 
> I suspect this is bug#67568, we which already fixed.

OK, then the OP should try the latest master branch and see if the
problem is resolved.