220 4641 <846b5e62-c4a3-4121-a355-bce5794296dd@isocpp.org> article Path: news.gmane.org!not-for-mail From: Mikhail Semenov Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Extension to std::function to allow binding a object to its member function Date: Mon, 27 May 2013 09:20:16 -0700 (PDT) Lines: 156 Approved: news@gmane.org Message-ID: <846b5e62-c4a3-4121-a355-bce5794296dd@isocpp.org> References: <6472bf39-fa71-4947-ae99-df011d5435e2@isocpp.org> <14f3831b-c1ab-4a5c-9575-6118282cc1fa@isocpp.org> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_Part_231_773066.1369671616662" X-Trace: ger.gmane.org 1369671620 20969 80.91.229.3 (27 May 2013 16:20:20 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 27 May 2013 16:20:20 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBDC55PNFRYGRBQMPR2GQKGQE7I555PI@isocpp.org Mon May 27 18:20:20 2013 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-vc0-f199.google.com ([209.85.220.199]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Uh09j-0000pj-9P for gclcip-std-proposals@m.gmane.org; Mon, 27 May 2013 18:20:19 +0200 Original-Received: by mail-vc0-f199.google.com with SMTP id hf12sf8941097vcb.2 for ; Mon, 27 May 2013 09:20:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-beenthere:date:from:to:message-id:in-reply-to:references:subject :mime-version:x-original-sender:reply-to:precedence:mailing-list :list-id:x-google-group-id:list-post:list-help:list-archive :list-subscribe:list-unsubscribe:content-type; bh=Moej5ONihVzl5FDzwMyghIOGgllCCKp8ur6gG1ZYJho=; b=XY3EWRy2neVQC+cZnrPIyl55TkQ0M2AEnye75uPBi8en5yyLADYITv5Tl7OuNiGlEO qE9KvfiKE9+dxYWJB1BotC5ZIDeGCEzwolqSnirzDa8/b3r+NZx4mF8hzeNr8u4p7aS5 8O8E7wmxsn0EF8B5SjMx3FZYLojYiJSGPyRl80G/zNISlXk5/CuOaBhdOo6r06irbSql AUUi87cNUTXvkvsIOSfEDKNWk25TipD49UIMjFzWeQEn8SG3KqtXopgfbFG+GlUh2rlz DRj1zdOBPl29VNZ0Y2goDY+a9JiG9S6ceO06rXx9JUfaCTxUQazIOoYdhvTNsZayG0O+ z36g== X-Received: by 10.236.193.196 with SMTP id k44mr14364919yhn.40.1369671618408; Mon, 27 May 2013 09:20:18 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.49.40.131 with SMTP id x3ls2664417qek.40.gmail; Mon, 27 May 2013 09:20:17 -0700 (PDT) X-Received: by 10.49.39.3 with SMTP id l3mr2222574qek.26.1369671617012; Mon, 27 May 2013 09:20:17 -0700 (PDT) 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:4641 Archived-At: ------=_Part_231_773066.1369671616662 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable My mistake! On Monday, May 27, 2013 2:56:19 PM UTC+1, Ville Voutilainen wrote: > > > > On 27 May 2013 16:54, Mikhail Semenov > > wrote: > >> This will not work for a reference parameter. >> > > It works on gcc 4.7 and clang 3.4 in practice. What makes you think it=20 > doesn't work? > =20 > >> =20 >> >> On Monday, May 27, 2013 2:46:08 PM UTC+1, R. Martinho Fernandes wrote: >> >>> On Mon, May 27, 2013 at 3:38 PM, Mikhail Semenov >> > wrote: >>> >>>> Ville, >>>> =20 >>>> How can you bind a class to a member with non-value parameters, so tha= t=20 >>>> you produce something similar to a_add1? >>>> =20 >>>> Regards, >>>> Mikhail. >>>> >>>> >>> std::bind(&a, &A::add1, _1)? >>> >>> Mit freundlichen Gr=FC=DFen, >>> >>> Martinho >>> =20 >>> >>> --=20 >> =20 >> ---=20 >> You received this message because you are subscribed to the Google Group= s=20 >> "ISO C++ Standard - Future Proposals" group. >> To unsubscribe from this group and stop receiving emails from it, send a= n=20 >> email to std-proposal...@isocpp.org . >> To post to this group, send email to std-pr...@isocpp.org . >> Visit this group at=20 >> http://groups.google.com/a/isocpp.org/group/std-proposals/?hl=3Den. >> =20 >> =20 >> > > --=20 ---=20 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 e= mail 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-proposa= ls/?hl=3Den. ------=_Part_231_773066.1369671616662 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
My mistake!

On Monday, May 27, 2013 2:56:19 PM UTC+1, Vi= lle Voutilainen wrote:
<= br>


On 27 May 2013 16:54, Mikhail Se= menov <mikhailse...@gmail.com> wro= te:
This will not work for a reference parame= ter.

It works on gcc 4.7 and clang 3.= 4 in practice. What makes you think it doesn't work?
 
 

On M= onday, May 27, 2013 2:46:08 PM UTC+1, R. Martinho Fernandes wrote:
On Mon, May 27, 2013 at 3:38 PM, Mikhail Semenov <m= ikhailse...@gmail.com> wrote:
Ville,
 
How can= you bind a class to a member with non-value parameters, so that you produc= e something similar to a_add1?
 
Regards,
Mikhail.


std::bind(&a, &A::add1, _1)?

=
Mit freundlichen Gr=FC=DFen,

Martinho
 

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