From: "Rüdiger Sonderfeld" <ruediger@c-plusplus.de>
To: emacs-devel@gnu.org, rms@gnu.org
Cc: lekktu@gmail.com, Daniel Colascione <dancol@dancol.org>
Subject: Re: [Emacs-diffs] trunk r116836: Avoid GC crashes.
Date: Wed, 26 Mar 2014 15:42:03 +0100 [thread overview]
Message-ID: <2641004.l0IPvBSXvE@descartes> (raw)
In-Reply-To: <E1WRVmg-0007Kt-3T@fencepost.gnu.org>
On Saturday 22 March 2014 19:57:02 Richard Stallman wrote:
> Thanks. Am I missing something, or is there still no reliable repro? I
> feel like gdb's reverse debugging support would be helpful here.
>
> I don't know how much time passes between the vector gets freed
> and when the symbol gets marked. I suspect it is the time
> between one GC and the next, which would be millions of instructions.
> Can reverse execution handle that?
Maybe Mozilla's new rr project could help here
* http://robert.ocallahan.org/2014/03/introducing-rr.html
* http://rr-project.org/
It records the execution and allows replays
> rr aspires to be your primary debugging tool, replacing — well, enhancing —
> gdb. You record a failure once, then debug the recording,
> deterministically, as many times as you want. Every time the same execution
> is replayed.
Regards,
Rüdiger
next prev parent reply other threads:[~2014-03-26 14:42 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <E1WR8jg-0006nL-At@vcs.savannah.gnu.org>
2014-03-21 23:41 ` [Emacs-diffs] trunk r116836: Avoid GC crashes Daniel Colascione
2014-03-21 23:59 ` Glenn Morris
2014-03-22 2:35 ` Glenn Morris
2014-03-21 23:59 ` Juanma Barranquero
2014-03-22 1:22 ` Daniel Colascione
2014-03-22 1:29 ` Juanma Barranquero
2014-03-22 1:37 ` Daniel Colascione
2014-03-22 2:30 ` Stefan Monnier
2014-03-22 6:41 ` David Kastrup
2014-03-22 23:56 ` Richard Stallman
2014-03-23 7:12 ` Andreas Schwab
2014-03-23 16:07 ` Eli Zaretskii
2014-03-23 18:54 ` Daniel Colascione
2014-03-23 19:09 ` Eli Zaretskii
2014-03-23 19:53 ` Daniel Colascione
2014-03-23 20:10 ` Eli Zaretskii
2014-03-23 20:36 ` Daniel Colascione
2014-03-23 20:55 ` David Kastrup
2014-03-24 3:45 ` Eli Zaretskii
2014-03-23 20:59 ` Daniel Colascione
2014-03-24 16:48 ` Eli Zaretskii
2014-03-25 12:42 ` Richard Stallman
2014-03-25 12:49 ` Daniel Colascione
2014-03-25 22:41 ` Richard Stallman
2014-03-25 22:43 ` Daniel Colascione
2014-03-25 15:24 ` Dmitry Antipov
2014-03-25 18:01 ` Eli Zaretskii
2014-03-25 22:40 ` Richard Stallman
2014-03-25 15:43 ` Eli Zaretskii
2014-03-25 22:39 ` Richard Stallman
2014-03-26 3:49 ` Eli Zaretskii
2014-03-26 13:46 ` Richard Stallman
2014-03-26 15:24 ` Eli Zaretskii
2014-03-24 5:50 ` Ivan Andrus
2014-03-24 16:51 ` Eli Zaretskii
2014-03-24 17:12 ` Ivan Andrus
2014-03-22 23:57 ` Richard Stallman
2014-03-23 0:14 ` Daniel Colascione
2014-03-23 3:58 ` Eli Zaretskii
2014-03-23 7:05 ` Andreas Schwab
2014-03-23 16:05 ` Eli Zaretskii
2014-03-23 16:27 ` Andreas Schwab
2014-03-23 14:56 ` Richard Stallman
2014-03-22 23:57 ` Richard Stallman
2014-03-26 14:42 ` Rüdiger Sonderfeld [this message]
2014-03-27 17:47 ` Eli Zaretskii
2014-03-28 14:27 ` gNewSense QEMU setup [Was: Re: [Emacs-diffs] trunk r116836: Avoid GC crashes] Dmitry Antipov
2014-03-28 23:17 ` Richard Stallman
2014-03-29 0:00 ` Daniel Colascione
2014-03-30 0:24 ` Richard Stallman
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