220 30176 <199262c4-406f-4e2e-8ae9-d63829299cf7@isocpp.org> article Path: news.gmane.org!.POSTED!not-for-mail From: m.cencora@gmail.com Newsgroups: gmane.comp.lang.c++.isocpp.proposals Subject: Re: enum_cast proposal Date: Tue, 3 Jan 2017 08:02:01 -0800 (PST) Lines: 68 Approved: news@gmane.org Message-ID: <199262c4-406f-4e2e-8ae9-d63829299cf7@isocpp.org> References: <1483532086.2yCkjVBYWJ@tjmaciei-mobl1> Reply-To: std-proposals@isocpp.org NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="----=_Part_2481_525664368.1483459321974" X-Trace: blaine.gmane.org 1483459324 432 195.159.176.226 (3 Jan 2017 16:02:04 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 3 Jan 2017 16:02:04 +0000 (UTC) To: ISO C++ Standard - Future Proposals Original-X-From: std-proposals+bncBD7YFUMJRYMBB6UVV7BQKGQEEWWK7IY@isocpp.org Tue Jan 03 17:01:59 2017 Return-path: Envelope-to: gclcip-std-proposals@m.gmane.org Original-Received: from mail-ua0-f198.google.com ([209.85.217.198]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cORXD-0008CW-9Y for gclcip-std-proposals@m.gmane.org; Tue, 03 Jan 2017 17:01:59 +0100 Original-Received: by mail-ua0-f198.google.com with SMTP id 96sf297117892uaq.7 for ; Tue, 03 Jan 2017 08:02:03 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=isocpp-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:message-id:in-reply-to:references:subject:mime-version :x-original-sender:reply-to:precedence:mailing-list:list-id :x-spam-checked-in-group:list-post:list-help:list-archive :list-subscribe:list-unsubscribe; bh=ujK4cYNjBZ5V8qJmxMVi65d+3d3NdVnZl3YGvgym4kc=; b=bnGTnXDUV90VH1tNv8iabMI9V7XqNnuWYVAfR9pXuSTsXSTork6UcZ3ZfqOAHQYCoq 0oiGzTSrnGVrkVrB0NYAawGitW3WINuhdR/uasF1hiKX8ko+sG1k8SgBhAHzLB+llDXU NpD6eLi2nTKXq+vaMDH9zeXp0bRsAbTaAaQXqqZ0ElWcc2oFhIpKEafmmMmtxz7Dw/Id Ytg5IxnAk3YI9xzrjSsbjs3DgcZL8mAVjcJ9zIeuR/sW54UGLkKfQxXl1/X2hjRqVlut K3HsEfusyn9fvNAJ8BTcWfJSmqZiEOq2pWyglD0qlsVTJWf1cEJdx198+u1ewp2tJ513 pAOA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:message-id:in-reply-to:references:subject:mime-version :x-original-sender:reply-to:precedence:mailing-list:list-id :x-spam-checked-in-group:list-post:list-help:list-archive :list-subscribe:list-unsubscribe; bh=ujK4cYNjBZ5V8qJmxMVi65d+3d3NdVnZl3YGvgym4kc=; b=QjZvGCf7/DmBWyHrEg7829tJe3AhSmteLNcchHqanI+BwNIMfD7PbpUGw2pdxK8FtK KxoXV9ft4ynuM3aX5sSE8a26HKa02xmHGFB+wwl3b9BB9Bzt4FaNLqa9W9jnfwZcVO1a gXyj9P5/0qOq0vZmjmeQ1uWDz6+ECRsx4de+mFqj7mesXZlnm4sNLqprJLuKXuc9o3jQ HW1PnPoWgsraYIn/fx6/KQ9qBwK3/Fs0C0zFgQN7irhiLDPKSRneWeEJb//DCYYhC/qK MIsSbXYsv1nJPRprFBS2z/Bw6q7NPOFRg5trQP7wSNUVjewS2gl3j6w4eEzDZQLRI28b M1Ig== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:message-id:in-reply-to:references :subject:mime-version:x-original-sender:reply-to:precedence :mailing-list:list-id:x-spam-checked-in-group:list-post:list-help :list-archive:list-subscribe:list-unsubscribe; bh=ujK4cYNjBZ5V8qJmxMVi65d+3d3NdVnZl3YGvgym4kc=; b=mEf/CQLyn2KaW5ZY5MLBcSG54SDcqQMlApl8BL+Je1dAiZN9duVyfgUgWs2k1Q4eJ2 lGc122BiFaxy9kBXzIooBvnF2zOtr/Q9PvVRPbd87v3PAywGxpw0EQBrTZMx05Ax9512 wMKhSiZk2u632puw9hYxgN9F6+lX8ASL7SX3CgyhDDQsS5eNXYcuwoYEodvW7pw1Cn8L v2LDHqD4fC4YMF3tu3QZSl79GXV+gMn7U6noiS3RlTZKs0/lhPUgfNkdFM3zA0zuf1uu nGIyZuYh4IP9n7Ob/aGoA0wwLo0u0Exk7leEwjMkEM8N4+Tgfl2y2lHfYoM4AuUfaZM/ i3Jw== X-Gm-Message-State: AIkVDXJiWKqgo98EF5YhsPnB87MPZc3cvuqIiO72WI6i53QHeQ7vqwp+DbKzOQlofSXFzg== X-Received: by 10.31.136.136 with SMTP id k130mr12792801vkd.2.1483459323210; Tue, 03 Jan 2017 08:02:03 -0800 (PST) X-BeenThere: std-proposals@isocpp.org Original-Received: by 10.157.6.227 with SMTP id 90ls26658661otx.34.gmail; Tue, 03 Jan 2017 08:02:02 -0800 (PST) X-Received: by 10.157.17.3 with SMTP id g3mr2874842ote.8.1483459322381; Tue, 03 Jan 2017 08:02:02 -0800 (PST) In-Reply-To: X-Original-Sender: m.cencora@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:30176 Archived-At: ------=_Part_2481_525664368.1483459321974 Content-Type: multipart/alternative; boundary="----=_Part_2482_36550.1483459321974" ------=_Part_2482_36550.1483459321974 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable W dniu wtorek, 3 stycznia 2017 16:08:47 UTC+1 u=C5=BCytkownik D. B. napisa= =C5=82: > > Do you expect the handle the common case where people use enums as=20 > bitmasks of different enumerators? > > No, I don't think so. But such a function for sure can be written using enum_cast: go through each bit and test each one of them with enum_cast. Regards, Maciej --=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. To view this discussion on the web visit https://groups.google.com/a/isocpp= ..org/d/msgid/std-proposals/199262c4-406f-4e2e-8ae9-d63829299cf7%40isocpp.or= g. ------=_Part_2482_36550.1483459321974 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

W dniu wtorek, 3 stycznia 2017 16:08:47 UTC+1 u=C5=BCy= tkownik D. B. napisa=C5=82:
Do you expect the handle the common case where people us= e enums as bitmasks of different enumerators?


No, I don't think so.

B= ut such a function for sure can be written using enum_cast:
go th= rough each bit and test each one of them with enum_cast.

Regards,
Maciej

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