GNU bug report logs - #9545
24.0.50; Bidi-related crash under selective display

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Chong Yidong <cyd <at> stupidchicken.com>
Subject: bug#9545: closed (Re: bug#9545: 24.0.50; Bidi-related crash under
 selective display)
Date: Sun, 18 Sep 2011 19:11:02 +0000

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Your bug report

#9545: 24.0.50; Bidi-related crash under selective display

which was filed against the emacs package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 9545 <at> debbugs.gnu.org.

-- 
9545: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9545
GNU Bug Tracking System
Contact help-debbugs <at> gnu.org with problems

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From: Eli Zaretskii <eliz <at> gnu.org>
To: Chong Yidong <cyd <at> stupidchicken.com>
Cc: 9545-done <at> debbugs.gnu.org
Subject: Re: bug#9545: 24.0.50; Bidi-related crash under selective display
Date: Sun, 18 Sep 2011 22:04:36 +0300

> From: Chong Yidong <cyd <at> stupidchicken.com>
> Date: Sun, 18 Sep 2011 14:20:57 -0400
> 
> emacs -Q
> C-x C-f RET
> [Move point to a line listing a subdirectory]
> $
> 
> (gdb) bt
> #0  abort () at emacs.c:386
> #1  0x00000000004d8a59 in bidi_cache_iterator_state (bidi_it=0x7fffffff7700,
>     resolved=1) at bidi.c:533

Premature optimization: The Mother Of All Evil.

Fixed (revno 105827).

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From: Chong Yidong <cyd <at> stupidchicken.com>
To: bug-gnu-emacs <at> gnu.org
Subject: 24.0.50; Bidi-related crash under selective display
Date: Sun, 18 Sep 2011 14:20:57 -0400

emacs -Q
C-x C-f RET
[Move point to a line listing a subdirectory]
$

(gdb) bt
#0  abort () at emacs.c:386
#1  0x00000000004d8a59 in bidi_cache_iterator_state (bidi_it=0x7fffffff7700,
    resolved=1) at bidi.c:533
#2  0x00000000004dcad6 in bidi_move_to_visually_next (bidi_it=0x7fffffff9b78)
    at bidi.c:2272
#3  0x000000000043ea50 in set_iterator_to_next (it=0x7fffffff91d0, reseat_p=0)
    at xdisp.c:6679
#4  0x000000000043b4e4 in forward_to_next_line_start (it=0x7fffffff91d0,
    skipped_p=0x7fffffff8278, bidi_it_prev=0x7fffffff7f00) at xdisp.c:5519
#5  0x000000000043bdb8 in reseat_at_next_visible_line_start (
    it=0x7fffffff91d0, on_newline_p=0) at xdisp.c:5730
#6  0x000000000043e6c8 in set_iterator_to_next (it=0x7fffffff91d0, reseat_p=1)
    at xdisp.c:6583
#7  0x000000000046082e in display_line (it=0x7fffffff91d0) at xdisp.c:18920
#8  0x0000000000456937 in try_window (window=16886069, pos=..., flags=1)
    at xdisp.c:15680
#9  0x0000000000454ced in redisplay_window (window=16886069, just_this_one_p=0)
    at xdisp.c:15224

In GNU Emacs 24.0.50.34 (x86_64-unknown-linux-gnu, GTK+ Version 2.20.1)
 of 2011-09-18 on furball
Windowing system distributor `The X.Org Foundation', version 11.0.10706000
configured using `configure  'CC=gcc' 'CFLAGS=-g''

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