220 9333 <0a16df2d-9ab9-4904-9b43-817960475e7e@isocpp.org> article Path: news.gmane.org!not-for-mail From: Mikhail Semenov Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Precise Per-Type Cyclic Garbage Collection (DRAFT 1) Date: Thu, 13 Feb 2014 13:15:37 -0800 (PST) Lines: 69 Approved: news@gmane.org Message-ID: <0a16df2d-9ab9-4904-9b43-817960475e7e@isocpp.org> References: <1c731c19-5df3-4337-b4af-24b4caf9cfe3@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_40_21524153.1392326137239" X-Trace: ger.gmane.org 1392326136 15393 80.91.229.3 (13 Feb 2014 21:15:36 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 13 Feb 2014 21:15:36 +0000 (UTC) Cc: mw_triad@users.sourceforge.net To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBDC55PNFRYGRB6PL6SLQKGQEHARTAWA@isocpp.org Thu Feb 13 22:15:44 2014 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-vb0-f69.google.com ([209.85.212.69]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1WE3dD-000138-9y for gclcip-std-proposals@m.gmane.org; Thu, 13 Feb 2014 22:15:39 +0100 Original-Received: by mail-vb0-f69.google.com with SMTP id m10sf23535519vbh.8 for ; Thu, 13 Feb 2014 13:15:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=date:from:to:cc:message-id:in-reply-to:references:subject :mime-version:x-original-sender:reply-to:precedence:mailing-list :list-id:list-post:list-help:list-archive:list-subscribe :list-unsubscribe:content-type; bh=vtLLuI9g10Zk/xmbthH2Tsh94C9PtpQl5eUDijEF9FA=; b=E0Fx+EajvklrvvPgN/QyMgztF3LXEldEvtSN4yg24npx+VeJb5/LCbkxciCGWBM9rJ GqTZ0oOiluATldfUSN0xU4PeWmTc4FvGdtQLtzaJpUDTcKRgBHrp3p8e1DP+a3I7EGDW Tp9Bs/p09ue0lGLRidVS3xJBJArv2PnwSy6LJloJPNIMY1Dg+dEcQ61SlKpXZVU+PWW8 s6LmPOMM0x3M5BVQRgNZiyZIi3zg58r30jE6XYrviGaaiLYvpDRtDEJf5pAgXvxc+pOL GnXBogX66XrpmEzG74N1rG+mOJe2EHeZDd74B1SVMaVHmDhzY1MzJjuMRryXB08eCJga 1YXA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:date:from:to:cc:message-id:in-reply-to :references:subject:mime-version:x-original-sender:reply-to :precedence:mailing-list:list-id:list-post:list-help:list-archive :list-subscribe:list-unsubscribe:content-type; bh=vtLLuI9g10Zk/xmbthH2Tsh94C9PtpQl5eUDijEF9FA=; b=LUdxesbLue62tLwavykwsdaCHO58RQWf09Ip8p4dB9UunwQ6S/uwrmEYa+RjLsH/Cy iiFOKj071IuTnCKAw24zBckY+9pD6ql0dI3Y+TpScLR1nV9zXzdoQpe5N+mqUnrgynEp yOOmmGrklq8wQUL525vwPA+KkQ0HJ86NqRkEUCTLr9UimZ4WtGqW7AAGK3tqU8Kn/wnY 5q3vctmV+ek4IjRjMh1z3avGbdGxjCjM20Tq5MMmi3BqTyP2h7sGuOLg+1h/BXmGCo5r ZhtNnl+VH4JofzLQXNZYKqHTqEH9f+kQnBcF62PTOADdQd1aXSqylq98CT3HRL2uG+a7 oxeQ== X-Gm-Message-State: ALoCoQmdUMNmuZ6v2fq5fFe/3hXTM43zvpIl29VkLJGyyWwXJn/PiyRxtHg2gRabLl+/6MwCLcbt X-Received: by 10.236.228.228 with SMTP id f94mr1248071yhq.43.1392326138452; Thu, 13 Feb 2014 13:15:38 -0800 (PST) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.140.24.49 with SMTP id 46ls3574967qgq.21.gmail; Thu, 13 Feb 2014 13:15:37 -0800 (PST) X-Received: by 10.140.26.47 with SMTP id 44mr93438qgu.9.1392326137690; Thu, 13 Feb 2014 13:15:37 -0800 (PST) In-Reply-To: X-Original-Sender: mikhailsemenov1957@gmail.com Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Google-Group-Id: 399137483710 List-Post: , List-Help: , List-Archive: List-Subscribe: , List-Unsubscribe: , Xref: news.gmane.org gmane.comp.lang.c++.isocpp.proposals:9333 Archived-At: ------=_Part_40_21524153.1392326137239 Content-Type: text/plain; charset=UTF-8 How would I organize a cyclic structure with shared/weak pointers? When you use garbage collection you just use pointers, all pointers own the structure the point to. They are all equal. On Thursday, February 13, 2014 8:28:21 PM UTC, Matthew Woehlke wrote: > On 2014-02-13 04:39, Mikhail Semenov wrote: > > You use delete and all the nodes (pointers) that point to it will be > > assigned null automatically. > > Isn't this what weak pointers are for? > > -- > Matthew > > -- --- You received this message because you are subscribed to the Google Groups "ISO C++ Standard - Future Proposals" group. To unsubscribe from this group and stop receiving emails from it, send an email to std-proposals+unsubscribe@isocpp.org. To post to this group, send email to std-proposals@isocpp.org. Visit this group at http://groups.google.com/a/isocpp.org/group/std-proposals/. ------=_Part_40_21524153.1392326137239 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
How would I organize a cyclic structure with shared/w= eak pointers? When you use garbage collection you just use pointers, all po= inters own the structure the point to.
They are all equal.
<= div>

On Thursday, February 13, 2014 8:28:21 PM UTC, Matthew Woehlke = wrote:
On 2014-02-13 04:39, Mikhail Semen= ov wrote:
> You use delete and all the nodes (pointers) that point to it will = be
> assigned null automatically.

Isn't this what weak pointers are for?

--=20
Matthew

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