bug#52169: 28.0.60; "Args out of range" when completing shell command

[Eli Zaretskii]

> Cc: 52169@debbugs.gnu.org,
>  Kévin Le Gouguec <kevin.legouguec@gmail.com>
> Date: Sun, 05 Dec 2021 23:24:13 -0500
> From:  Stefan Monnier via "Bug reports for GNU Emacs,
>  the Swiss army knife of text editors" <bug-gnu-emacs@gnu.org>
> 
> For `emacs-28`, I propose the patch below, which is a slightly improved
> version of the patch currently on `master`.  As before, it won't fix the
> real problem, but will avoid "Args out of range" and revert to the
> behavior we had in Emacs-27 (which was/is broken, but tends
> to be milder for the user).
> 
> Any objection?

Not from me, thanks.