Subject: bug#18438: 24.4.50; assertion failed in bidi.c

From: Stefan Monnier <[email-masked]>
Date: Tue, 09 Sep 2014 20:16:37 -0400

> With no apparent pattern, I am getting an "assertion failed" (which, of
> course terminates Emacs):
> src/bidi.c:329: Emacs fatal error: assertion failed: UNKNOWN_BT <= type &&
> type <= NEUTRAL_ON

Can you give a recipe to reproduce the problem, or at least describe in
which circumstance this occurred?

        Stefan