bug#53068: 28.0.90; Emacs 28 regression: Can't edebug inline functions

[Eli Zaretskii]

> From: Philipp Stephani <p.stephani2@gmail.com>
> Date: Tue, 11 Jan 2022 18:30:44 +0100
> 
> Am Fr., 7. Jan. 2022 um 09:44 Uhr schrieb Philipp Stephani
> <p.stephani2@gmail.com>:
> >
> >
> > Visit the file lisp/json.el, navigate to the `json-advance' inline
> > function, and hit C-u C-M-x.  This fails with a backtrace:
> 
> git bisect says the following commit is the culprit:
> 
> commit d1be48fdedabb451d5c6cf315fd5f09a632e771f
> Author: Stefan Monnier <monnier@iro.umontreal.ca>
> Date:   Fri Feb 12 19:28:25 2021 -0500
> 
>     Edebug: Overload `edebug-form-spec` even less

Stefan, any comments?