From: Joe Wells <jbw@macs.hw.ac.uk>
To: Stefan Monnier <monnier@iro.umontreal.ca>
Cc: bug-gnu-emacs@gnu.org
Subject: Re: frames vs. weak hash tables and garbage collection
Date: Fri, 28 Sep 2007 15:56:51 +0100 [thread overview]
Message-ID: <86k5qazvm4.fsf@macs.hw.ac.uk> (raw)
In-Reply-To: <jwvwsua3loj.fsf-monnier+gnu.emacs.bug@gnu.org> (Stefan Monnier's message of "Fri\, 28 Sep 2007 10\:34\:00 -0400")
Stefan Monnier <monnier@iro.umontreal.ca> writes:
> The following message is a courtesy copy of an article
> that has been posted to gnu.emacs.bug as well.
>
>> Can you try stepping thru the function sweep_weak_table
>> when it operates on this hash table, and see what it does
>> when it gets to this line
>
>> int key_known_to_survive_p = survives_gc_p (HASH_KEY (h, i));
>
>> and following lines?
>
> Please check the gnu.emacs.bug newsgroup (apparently the gateway to the
> mailing-list isn't working right) where I explained the cause of the problem:
> basically it's kept alive by the "recent input events" array and the
> `values' variable.
Your explanation doesn't show up in gnu.emacs.bug either. Can you
please resend?
By the way, great work in tracking the problem down!
I suppose this means frames are never being garbage collected at all?
--
Joe
next prev parent reply other threads:[~2007-09-28 14:56 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-08-30 1:27 frames vs. weak hash tables and garbage collection Joe Wells
2007-08-30 2:07 ` Eric Hanchrow
2007-08-30 3:00 ` Thien-Thi Nguyen
2007-08-30 3:07 ` Thien-Thi Nguyen
[not found] ` <mailman.47.1188442895.18990.bug-gnu-emacs@gnu.org>
2007-08-31 15:15 ` Joe Wells
2007-08-31 15:42 ` Thien-Thi Nguyen
2007-08-31 15:50 ` Thien-Thi Nguyen
[not found] ` <mailman.116.1188575498.18990.bug-gnu-emacs@gnu.org>
[not found] ` <xnjir6tyj35.fsf@csb.bu.edu>
2007-09-02 2:00 ` Thien-Thi Nguyen
[not found] ` <mailman.115.1188574978.18990.bug-gnu-emacs@gnu.org>
[not found] ` <xnjhcmdyirv.fsf@csb.bu.edu>
2007-09-02 2:13 ` Thien-Thi Nguyen
2007-09-25 23:23 ` Joe Wells
2007-09-27 7:20 ` Glenn Morris
2007-09-27 8:50 ` Thien-Thi Nguyen
[not found] ` <mailman.1408.1190931512.18990.bug-gnu-emacs@gnu.org>
2007-09-28 14:34 ` Stefan Monnier
2007-09-28 14:56 ` Joe Wells [this message]
2007-09-28 16:27 ` Stefan Monnier
2007-09-28 16:50 ` Joe Wells
2007-09-28 18:22 ` Stefan Monnier
2007-09-28 18:48 ` Joe Wells
2007-09-29 16:10 ` Richard Stallman
2007-09-29 16:20 ` Joe Wells
2007-09-29 18:28 ` Stefan Monnier
2007-09-29 19:25 ` Drew Adams
2007-09-30 12:55 ` Richard Stallman
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