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From: Andreas Schwab <schwab@linux-m68k.org>
To: Stefan Monnier <monnier@IRO.UMontreal.CA>
Cc: Dan Nicolaescu <dann@gnu.org>,
	Dmitry Antipov <dmantipov@yandex.ru>,
	Emacs development discussions <emacs-devel@gnu.org>
Subject: Re: Pseudovectors initialization
Date: Wed, 27 Jun 2012 23:31:42 +0200	[thread overview]
Message-ID: <m24npwe91d.fsf@igel.home> (raw)
In-Reply-To: <jwv8vf830yz.fsf-monnier+emacs@gnu.org> (Stefan Monnier's message of "Wed, 27 Jun 2012 17:22:49 -0400")

Stefan Monnier <monnier@IRO.UMontreal.CA> writes:

> There's another exception: slots which are of type Lisp_Object but are
> not traced normally by the GC (i.e. are placed in the "non-Lisp" part of the
> pseudo-vector).

The key-value pairs of hash tables are such an example.  They need to be
handled specially by GC due to weak hash tables.

>  They're rare, tho (maybe the buffer's undo-log is one of them).

Buffers are not pseudovectors, though.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 58CA 54C7 6D53 942B 1756  01D3 44D5 214B 8276 4ED5
"And now for something completely different."



      reply	other threads:[~2012-06-27 21:31 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-06-26  7:26 Pseudovectors initialization Dmitry Antipov
2012-06-26  9:17 ` John Wiegley
2012-06-26 11:02   ` Dmitry Antipov
2012-06-26 12:33 ` Michael Welsh Duggan
2012-06-26 13:07   ` Dmitry Antipov
2012-06-26 13:15 ` Stefan Monnier
2012-06-26 13:52 ` Nix
2012-06-27 17:04 ` Dan Nicolaescu
2012-06-27 17:26   ` Dmitry Antipov
2012-06-27 21:22     ` Stefan Monnier
2012-06-27 21:31       ` Andreas Schwab [this message]

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