unofficial mirror of emacs-devel@gnu.org 
 help / color / mirror / code / Atom feed
From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Eli Zaretskii <eliz@gnu.org>
Cc: fabrice.popineau@gmail.com, emacs-devel@gnu.org
Subject: Re: GC and stack marking
Date: Tue, 20 May 2014 23:01:24 -0400	[thread overview]
Message-ID: <jwvr43ndefr.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <83ppj7oniv.fsf@gnu.org> (Eli Zaretskii's message of "Wed, 21 May 2014 05:48:08 +0300")

> That's how I found out that it was being marked by mark_stack.  But
> that doesn't tell you how that value _got_ on the stack, does it?

No, but it does tell you its address in the stack, so you can then walk
up the backtrace and look at the address of local variables until you
(hopefully) find the one that matters.


        Stefan



  reply	other threads:[~2014-05-21  3:01 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-05-19 16:31 GC and stack marking Eli Zaretskii
2014-05-19 18:47 ` Paul Eggert
2014-05-19 19:14   ` Eli Zaretskii
2014-05-19 19:58     ` Paul Eggert
2014-05-19 20:03       ` Eli Zaretskii
2014-05-19 20:17         ` Paul Eggert
2014-05-20 16:37           ` Eli Zaretskii
2014-05-20 13:44 ` Stefan Monnier
2014-05-20 16:57   ` Eli Zaretskii
2014-05-20 17:54     ` Stefan Monnier
2014-05-20 19:28       ` Eli Zaretskii
2014-05-20 22:01         ` Stefan Monnier
2014-05-21  2:48           ` Eli Zaretskii
2014-05-21  3:01             ` Stefan Monnier [this message]
2014-05-21 15:39               ` Eli Zaretskii
2014-05-21 15:57                 ` Dmitry Antipov
2014-05-21 16:06                   ` Dmitry Antipov
2014-05-21 16:55                     ` Eli Zaretskii
2014-05-21 16:53                   ` Eli Zaretskii
2014-05-21 17:40                 ` Stefan Monnier
2014-05-21 17:58                   ` Eli Zaretskii
2014-05-22 15:20                     ` Eli Zaretskii
2014-05-22 16:14                       ` Stefan Monnier
2014-05-24 12:03                         ` Eli Zaretskii
2014-05-20 19:12     ` Daniel Colascione
2014-05-20 19:43       ` Eli Zaretskii
2014-05-20 22:03         ` Stefan Monnier
2014-05-21  2:51           ` Eli Zaretskii
2014-05-31  6:31   ` Florian Weimer
2014-05-31 14:24     ` Stefan Monnier
  -- strict thread matches above, loose matches on Subject: below --
2014-05-21 19:31 Barry OReilly
2014-05-21 20:13 ` Eli Zaretskii
2014-05-21 20:49   ` Barry OReilly
2014-05-22  2:43     ` Eli Zaretskii
2014-05-22  3:12       ` Daniel Colascione
2014-05-22  5:37         ` David Kastrup
2014-05-22 13:57           ` Stefan Monnier
2014-05-22 15:49         ` Eli Zaretskii
2014-05-22 14:59       ` Barry OReilly
2014-05-22 17:03         ` Eli Zaretskii

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

  List information: https://www.gnu.org/software/emacs/

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=jwvr43ndefr.fsf-monnier+emacs@gnu.org \
    --to=monnier@iro.umontreal.ca \
    --cc=eliz@gnu.org \
    --cc=emacs-devel@gnu.org \
    --cc=fabrice.popineau@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
Code repositories for project(s) associated with this public inbox

	https://git.savannah.gnu.org/cgit/emacs.git

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).