Greg Klanderman <greg(a)alphatech.com> writes in xemacs-beta(a)xemacs.org:
This bug has existed for a few revisions now.
Why just auctex?
Because I made a private auto-autoloads.el generation rule for auctex.
The private rule is broken.
I also see some bogus code and defaults in autoload.el. Fix in the
next update.