bug#48079: Temporary files while building after native-comp merge

[Stefan Kangas <stefan@marxist.se>]

Eli Zaretskii <eliz@gnu.org> writes:

>> Date: Wed, 28 Apr 2021 15:10:43 +0300
>> From: Eli Zaretskii <eliz@gnu.org>
>> Cc: 48079@debbugs.gnu.org, akrl@sdf.org
>>
>> >     lisp/emacs-lisp/cl-generic.elcsEFkYM
>> >     lisp/emacs-lisp/lisp-mode.elcghtoKr
>> >     lisp/emacs-lisp/macroexp.elco2VM6n
>> >     lisp/emacs-lisp/nadvice.elcCtU6Tw
>> >     lisp/emacs-lisp/syntax.elcM42AoI
>> >     lisp/emacs-lisp/tabulated-list.elc0hWK4o
>> >
>> > These files show up in "git status" (in my case, more specifically, in
>> > my `magit-status' buffer) if you run that command at the wrong time.
>
> Oh, you mean they appear momentarily, and then disappear?

Correct, sorry for not being more clear.

> But then it should also happen when a simple byte-compilation runs,
> right?  IOW, it isn't specific to native-comp, right?

Hmm, I have never noticed any such files before the native-comp merge
but it is possible that they were there before.  They might just be
staying around longer now, perhaps?

I've now seen them several times over the last couple of days, whereas
I've never seen them before, so something must have changed.