bug#60730: 29.0.60; Free variable with :buffer keyword in ert-with-temp-file

[Stefan Kangas]

"J.P." <jp@neverwas.me> writes:

> Pretty sure this is just a (functional) typo.
[...]
>   diff --git a/lisp/emacs-lisp/ert-x.el b/lisp/emacs-lisp/ert-x.el
>   index 83705ca5b8..7cf60bfeae 100644
>   --- a/lisp/emacs-lisp/ert-x.el
>   +++ b/lisp/emacs-lisp/ert-x.el
>   @@ -496,7 +496,7 @@ ert-with-temp-file
>                 (progn ,@body)
>               (ignore-errors
>                 ,@(when buffer
>   -                 (list `(with-current-buffer buf
>   +                 (list `(with-current-buffer ,buffer
>                              (set-buffer-modified-p nil))
>                           `(kill-buffer ,buffer))))
>               (ignore-errors
>
> seems to make it go away.

Thanks, fixed on emacs-29 (commit f27a330b99e).