bug#6593: emacs-23.2 crashes in get_glyph_face_and_encoding with a null face returned by FACE_FROM_ID(0)

[Chong Yidong]

John Lumby <johnlumby@hotmail.com> writes:

> (progn (modify-frame-parameters (selected-frame) '((menu-bar-lines . 0)))
> (set-face-font 'modeline
> "-misc-fixed-medium-r-normal--13-120-75-75-c-70-iso8859-1")
> (face-set-after-frame-default (selected-frame)) (set-face-background 'default
> (cdr (assoc 'background-color (frame-parameters (selected-frame)))))
> (set-face-background 'fringe (cdr (assoc 'background-color (frame-parameters
> (selected-frame))))) (set-face-foreground 'default (cdr (assoc
> 'foreground-color (frame-parameters (selected-frame))))) (server-start))
>
> I get a crash in get_glyph_face_and_encoding.

Thanks; I've checked a fix into the branch.