From: Gregory Heytings <gregory@heytings.org>
To: Po Lu <luangruo@yahoo.com>
Cc: Eli Zaretskii <eliz@gnu.org>, 61704@debbugs.gnu.org
Subject: bug#61704: 29.0.60; Crash in get_narrowed_begv
Date: Wed, 22 Feb 2023 13:40:41 +0000 [thread overview]
Message-ID: <e737b605e94095710e94@heytings.org> (raw)
In-Reply-To: <87zg95on68.fsf@yahoo.com>
>>> How can len possibly be 0 at that point? It is (in short)
>
> Because the pixel width of W is less than its frame's column width. The
> division performed window_body_width is truncating, i.e:
>
> 24 / 25 = 0
>
> and I suspect the actual width being divded at that point is less than
> w->pixel_width, since that window had fringes.
>
In that case it's a bug in window_body_width I guess, which should do
/* Don't return a non-positive value. */
return max (width / denom, 1);
>
> I did say that this happened while resizing the window. It was being
> displayed in an ediff-created frame.
>
You mean, the ediff popup control frame?
next prev parent reply other threads:[~2023-02-22 13:40 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <874jrdq4ct.fsf.ref@po-lus-librem-15.mail-host-address-is-not-set>
2023-02-22 12:20 ` bug#61704: 29.0.60; Crash in get_narrowed_begv Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-02-22 12:48 ` Gregory Heytings
2023-02-22 12:59 ` Eli Zaretskii
2023-02-22 13:16 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-02-22 13:40 ` Gregory Heytings [this message]
2023-02-22 13:47 ` Eli Zaretskii
2023-02-22 14:12 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-02-22 14:18 ` Gregory Heytings
2023-02-22 13:17 ` Gregory Heytings
2023-02-22 13:44 ` Eli Zaretskii
2023-02-23 9:33 ` martin rudalics
2023-02-23 9:37 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-02-23 9:46 ` martin rudalics
2023-02-23 13:07 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-02-23 15:28 ` martin rudalics
2023-02-23 10:51 ` Eli Zaretskii
2023-02-23 13:08 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-02-23 10:54 ` Gregory Heytings
2023-02-23 13:11 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
2023-02-23 13:23 ` Gregory Heytings
2023-02-23 15:28 ` martin rudalics
2023-02-23 15:54 ` Gregory Heytings
2023-02-23 17:41 ` martin rudalics
2023-02-23 10:44 ` Eli Zaretskii
2023-02-23 15:27 ` martin rudalics
2023-02-22 12:57 ` Eli Zaretskii
2023-02-22 13:23 ` Po Lu via Bug reports for GNU Emacs, the Swiss army knife of text editors
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