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bug#52271: 29.0.50; Infinite loop in `pixel-fill--fill-line'


From: Lars Ingebrigtsen
Subject: bug#52271: 29.0.50; Infinite loop in `pixel-fill--fill-line'
Date: Sat, 04 Dec 2021 20:39:02 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux)

OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> writes:

> (with-temp-buffer
>   (require 'gnus-art)
>   (set-fontset-font nil 'ascii "-*-DejaVu Sans Mono-*-12-*-*")
>   (set-frame-width nil 80)
>   (insert (propertize "Reply-To: \"no-reply\" 
> <reply-fff01234567f890f-00_HTML-00000000-0000000-0000@xxxxxxx.xxxxx.nn.ii>" 
> 'face 'gnus-header))
>   (goto-char (point-min))
>   (pixel-fill-region (point) (point-max) (pixel-fill-width)))
>
> Above simplified reproduce code never be returned from
> `pixel-fill--fill-line'. The following is an annotated code by some
> debug while reproducing.

I think I've now fixed this in Emacs 29.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





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