bug#74400: 31.0.50; tramp-loaddefs.elc suddenly owned by root

[Eli Zaretskii <eliz@gnu.org>]

> From: Stefan Kangas <stefankangas@gmail.com>
> Date: Thu, 2 Jan 2025 14:13:31 -0600
> Cc: michael_heerdegen@web.de, 74400@debbugs.gnu.org
> 
> Eli Zaretskii <eliz@gnu.org> writes:
> 
> >> From: Michael Albinus <michael.albinus@gmx.de>
> >> Cc: michael_heerdegen@web.de,  74400-done@debbugs.gnu.org
> >> Date: Tue, 19 Nov 2024 10:09:20 +0100
> >>
> >> My example doesn't claim to be the recipe which happened to Michael. But
> >> it shows, that 'sudo make install' could create root-owned files in the
> >> build dir, and that's what this bug report is about.
> >>
> >> I don't know whether it is important enough to change something. But we
> >> should know (and document), that it could happen.
> >
> > If it's important enough, maybe.
> >
> > I think "make install" uses chmod to give everyone access to the file
> > because some files could be owned by root.  If that works, why is the
> > ownership important?
> 
> Does everyone get write rights, though?  If not, how can you run
> commands like "git clean -fxd" as a regular root after "make install"?

Sorry, I don't follow: "make install" writes to the installation
directory, and invokes chmod on the files installed there, whereas
"git clean -fxd" is run on the Git repository, which is a different
directory entirely.  What am I missing?