bug#36583: 26.1; emacs 26 tries loading original user's .emacs after su to root

[Eli Zaretskii]

> From: Stefan Monnier <monnier@iro.umontreal.ca>
> Cc: rgm@gnu.org,  sb@dod.no,  36583@debbugs.gnu.org
> Date: Fri, 12 Jul 2019 10:46:13 -0400
> 
> >> > This is explicitly documented in the manual.
> >> > "How Emacs Finds Your Init File".
> >> FWIW, I find this behavior very surprising (and dangerous).
> > Why is it dangerous?
> 
> Because it'll run with full admin privileges the user's ~/.emacs which
> was likely not written under the assumption that you have to be very
> careful not to mess up the whole system.

Isn't that what 'su' is supposed to allow?