Subject: Re: bug#10276: 24.0.92; Filling in Mail mode

From: Glenn Morris <[email-masked]>
Date: Wed, 11 Jan 2012 20:40:49 -0500

Glenn Morris wrote:

> (?[0-9]+[.)]+$
>
> Off the top of my head, I don't know what this element is supposed to be
> for.

This is an old element from adaptive-fill-regexp that attempted to fill
numbered lists, I guess. You removed it adaptive-fill-regexp in 2006.

2006-09-08  Richard Stallman  <rms at gnu.org>

   * textmodes/fill.el (adaptive-fill-regexp): Don't match `(1)' or `1.'

Obviously mail-mode's setting of paragraph-separate hasn't kept up;
it should be simplified.