bug#55305: 28.0.50: With async nativecomp, package manager fails to load hyperbole-autoloads.el before compilation

[Eli Zaretskii <eliz@gnu.org>]

> Cc: rsw@gnu.org, rswgnu@gmail.com, 55305@debbugs.gnu.org, akrl@sdf.org
> Date: Sun, 15 May 2022 20:01:53 +0300
> From: Eli Zaretskii <eliz@gnu.org>
> 
> > My suggested patch adds the call to `package-activate-all` which is
> > usually executed in `startup.el` between loading `early-init.el` and
> > `init.el` and whose intention is to initialize things for the
> > user-installed packages much like things are unconditionally initialized
> > for the bundled packages (i.e. enough so it's easy to use them, but
> > sufficiently little that it doesn't get in the way if the user doesn't
> > want to use the package).
> 
> We don't call package-activate-all at startup when Emacs is told to
> ignore user and site customizations.  That is NOT an accident, that is
> the only way to have *.elc and *.eln files that can be copied to
> another system and still work the same.  Changing this makes no sense.

Btw, having a package load its loaddefs (perhaps with a non-nil 2nd
arg) is a much easier solution that doesn't need any changes at all,
and will immediately resolve any problems with compilation.  As you
know only very well, that's what we do in core.