bug#12242: Emacs 24.2 RC1 build fails on OpenBSD

[Chong Yidong]

Eli Zaretskii <eliz@gnu.org> writes:

> The fact that the problem was originally found only during bootstrap
> on Windows is just a coincidence.  It can strike at any time that
> regexp search is used in a text that includes characters which need
> unification.
>
> Of course, Emacs 24.1 was shipped with that bug, so ...

The fact that the problem showed up so late in the 24.1 pretest, and has
been with us since Emacs 23, indicates that the symptoms are rather rare
in practice.  So reverting seems like the least bad solution.

> Can I have a 1-day grace to try debugging the OpenBSD crash?  Jérémie
> generously gave me a login on the machine where it happened, and I'd
> like a chance to try debugging it.

OK.  Good luck, and thanks for all your efforts with this bug.