220 18593 article Path: news.gmane.org!not-for-mail From: Olaf van der Spek Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: Re: Parsing Numbers Date: Sat, 13 Jun 2015 14:14:48 +0200 Lines: 26 Approved: news@gmane.org Message-ID: References: <5928550.fO8H2IgGrW@tjmaciei-mobl4> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: ger.gmane.org 1434197693 14078 80.91.229.3 (13 Jun 2015 12:14:53 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 13 Jun 2015 12:14:53 +0000 (UTC) To: std-proposals@isocpp.org Original-X-From: std-proposals+bncBC5NB45SSABBBON56CVQKGQEFWR3MSI@isocpp.org Sat Jun 13 14:14:53 2015 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-lb0-f197.google.com ([209.85.217.197]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Z3kKo-0003bp-QO for gclcip-std-proposals@m.gmane.org; Sat, 13 Jun 2015 14:14:50 +0200 Original-Received: by lbbti3 with SMTP id ti3sf15900422lbb.1 for ; Sat, 13 Jun 2015 05:14:50 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:date :message-id:subject:from:to:content-type:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:x-spam-checked-in-group:list-post:list-help:list-archive :list-subscribe:list-unsubscribe; bh=yye7hs9ZD2pHhJE3hYu6XXm25bTe3SHj1JgJP6LuhKU=; b=mL1hr4rCxvhik3aStX9Dsf0HT9oiWbs3VAwPJZcUQmd8+hIK+UBpUiZ9hKr8OG7fa2 KMsOnPC7w8sXDXqB3W9suGW5dSgDcbLd+qnJgW37R0EWK24hJSm9MBuCKs2wWZ4C/a1b TGiRRGjIVYBxkYFLuF63d4sJ9O+3sW+5cq+zUEBpVpQJIlrNs/jH7PNjQvzByy5Xxxd9 H1KkrYrFdgjmjKiZtkv+euIMmN8lO76paP4L+qLwkvGTAUMyy4/hzO7RwrFAzSqPstFG tTpfWgnuPDzIvjFUn91/KM1HPN4FjrrFyxxPaYkkzMMglis0OV4YlVZ3VZWFBRMloPZ+ OcIA== X-Gm-Message-State: ALoCoQmWFG3g7wJmB6vbnjk/8h5rjmAtsIj1DGMfxDEWUfpV0Hx7xdnkCIIcmvZJ0R26AuwvyWEw X-Received: by 10.194.236.230 with SMTP id ux6mr19500353wjc.5.1434197690245; Sat, 13 Jun 2015 05:14:50 -0700 (PDT) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.180.36.98 with SMTP id p2ls80242wij.54.canary; Sat, 13 Jun 2015 05:14:48 -0700 (PDT) X-Received: by 10.195.17.199 with SMTP id gg7mr10607969wjd.121.1434197688815; Sat, 13 Jun 2015 05:14:48 -0700 (PDT) Original-Received: from mail-wi0-x234.google.com (mail-wi0-x234.google.com. [2a00:1450:400c:c05::234]) by mx.google.com with ESMTPS id uo3si12115150wjc.159.2015.06.13.05.14.48 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 13 Jun 2015 05:14:48 -0700 (PDT) Received-SPF: pass (google.com: domain of olafvdspek@gmail.com designates 2a00:1450:400c:c05::234 as permitted sender) client-ip=2a00:1450:400c:c05::234; Original-Received: by wiwd19 with SMTP id d19so37560783wiw.0 for ; Sat, 13 Jun 2015 05:14:48 -0700 (PDT) X-Received: by 10.194.90.100 with SMTP id bv4mr33762169wjb.143.1434197688619; Sat, 13 Jun 2015 05:14:48 -0700 (PDT) Original-Received: by 10.28.48.18 with HTTP; Sat, 13 Jun 2015 05:14:48 -0700 (PDT) In-Reply-To: <5928550.fO8H2IgGrW@tjmaciei-mobl4> X-Original-Sender: olafvdspek@gmail.com X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of olafvdspek@gmail.com designates 2a00:1450:400c:c05::234 as permitted sender) smtp.mail=olafvdspek@gmail.com; dkim=pass header.i=@gmail.com; dmarc=pass (p=NONE dis=NONE) header.from=gmail.com Precedence: list Mailing-list: list std-proposals@isocpp.org; contact std-proposals+owners@isocpp.org List-ID: X-Spam-Checked-In-Group: std-proposals@isocpp.org 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:18593 Archived-At: 2015-06-13 0:33 GMT+02:00 Thiago Macieira : > On Friday 12 June 2015 10:58:10 Matthew Fioravante wrote: >> If you want to give the user maximum control, make a third defaulted out >> argument which is a bitmask of what prefixes are requested. This would also >> allow users to turn off prefix support when parsing a non-zero base (see >> below). > > That requires a 64-bit parameter for the bitfield mask, as there are at 35 > options (bases 2 to 36). Not the end of the world, but will require two > parameter slots on 32-bit systems. Why's that? Most of the bases don't have a prefix so can only be selected manually. -- Olaf -- --- 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/. .