Re: Package cl is deprecated

[Eli Zaretskii]

> From: Hongyi Zhao <hongyi.zhao@gmail.com>
> Date: Wed, 28 Jul 2021 22:48:33 +0800
> Cc: Eli Zaretskii <eliz@gnu.org>, help-gnu-emacs <help-gnu-emacs@gnu.org>
> 
> > (setq debug-on-message "Package cl is deprecated")
> 
> With the above line at the top of my ~/.emacs.d/init.el, Emacs reports
> the following:
> 
> Debugger entered--Lisp error: "Package cl is deprecated"
>   message("%s" "Package cl is deprecated")
>   #f(compiled-function (msg) #<bytecode -0xb147a2018986fae>)("Package
> cl is deprecated")
>   apply(#f(compiled-function (msg) #<bytecode -0xb147a2018986fae>)
> "Package cl is deprecated")
>   timer-event-handler([t 0 0 0 nil #f(compiled-function (msg)
> #<bytecode -0xb147a2018986fae>) ("Package cl is deprecated") idle 0])

What does the following display?

  M-x list-timers RET