From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by sourceware.org (Postfix) with ESMTPS id D69023858D33 for ; Thu, 2 Mar 2023 13:30:39 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org D69023858D33 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=redhat.com DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1677763839; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=g5ioWcMMtNxQ8GQ0+1eI6CudGvj8WVdpZq0DEN514F8=; b=Nmnm1fechgpBZjOegzW1A922VXq3Kg9XBAvkdGIUSx6+6pWjjNR/etxTREvKg5f246jSZq 5QYORMN5UkojuKD4LoL4yzHhFHHvT9GfpjWFP4+mnCXUY0rKe3893FmxG3KfDwWXLSJwTr 6DktJuu25HrPhsU/dVe4hTWl0eWevfc= Received: from mail-qv1-f71.google.com (mail-qv1-f71.google.com [209.85.219.71]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-609-0rojzAvqM1Gpfy4lEaWb1g-1; Thu, 02 Mar 2023 08:30:38 -0500 X-MC-Unique: 0rojzAvqM1Gpfy4lEaWb1g-1 Received: by mail-qv1-f71.google.com with SMTP id d27-20020a0caa1b000000b00572765a687cso8816382qvb.19 for ; Thu, 02 Mar 2023 05:30:38 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=user-agent:in-reply-to:content-transfer-encoding :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=g5ioWcMMtNxQ8GQ0+1eI6CudGvj8WVdpZq0DEN514F8=; b=nrMrTuutNlzZXnplHEexJpqIK0xuOgLyZfgAlj9zgA1HKhT8X+BM/bQDm9HMpImfKK hps4XBRXw5Iu0fjdlI00SlU0X6vkY+2qaOjgF5L3RdM1J0axxfSvbYQFLw+wQb0M+EJm klJ/JIJyYQtlnO/ULD8X85Zkdr4kgRwdtxohMYufiDi6VxA/580bIc4e4fRUY0Ce6Cwd RpKw5feeGr2yzXjOFppBCyO/43ybZNNEAj7qfpFFmjeCYl0qE7YBB2gmUBfPutsVo9X4 Oh1PVLEaVLVOE4L7Z9OxkdrJQbsJ6Tb7wcjI+TJ/jFFIpEx8dxj2735xaARolYK4AjTC 5z4A== X-Gm-Message-State: AO0yUKXOjV+xL3YpitGEZaOtClBLoAnf57b1PpRhdXsxCcaHkm1f292T P1eu+Fiv1nEqFvV0MPuhM0VmJqiFhwe6IfzN3TUfDJaYh3CWZzWXOp5fIdnf9QbyS9jOE75hxwf 0kNYnjG/EcF3kZw0+WJKiDJE= X-Received: by 2002:a05:622a:24d:b0:3b6:36e1:ed42 with SMTP id c13-20020a05622a024d00b003b636e1ed42mr19880294qtx.9.1677763837486; Thu, 02 Mar 2023 05:30:37 -0800 (PST) X-Google-Smtp-Source: AK7set/qWDk4A8gajKH2l8ZXW8Hm5t/BvQmE9aFXgLdLgeOPmvPnojifTgIzAxA6GlxNwCUNNwcYMw== X-Received: by 2002:a05:622a:24d:b0:3b6:36e1:ed42 with SMTP id c13-20020a05622a024d00b003b636e1ed42mr19880246qtx.9.1677763837154; Thu, 02 Mar 2023 05:30:37 -0800 (PST) Received: from redhat.com (2603-7000-9500-34a5-0000-0000-0000-1db4.res6.spectrum.com. [2603:7000:9500:34a5::1db4]) by smtp.gmail.com with ESMTPSA id y21-20020a37f615000000b0074308a0124asm1166175qkj.50.2023.03.02.05.30.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 Mar 2023 05:30:36 -0800 (PST) Date: Thu, 2 Mar 2023 08:30:34 -0500 From: Marek Polacek To: Jakub Jelinek Cc: Gerald Pfeifer , Tobias Burnus , gcc-patches@gcc.gnu.org Subject: Re: [PATCH] wwwdocs: Document several further C++23 changes Message-ID: References: MIME-Version: 1.0 In-Reply-To: User-Agent: Mutt/2.2.9 (2022-11-12) X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-12.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,KAM_SHORT,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Thu, Mar 02, 2023 at 12:46:42PM +0100, Jakub Jelinek wrote: > Hi! > > Tobias mentioned on IRC that assume attribute wasn't mentioned in > changes.html. The P1774R8 entry was missing for C++, so I went through > projects/cxx-status.html#cxx23 and filled in all the missing papers > which have been implemented newly in GCC 13, plus a small note for C family > about assume attribute. > > Ok for wwwdocs? Sure, thanks. > diff --git a/htdocs/gcc-13/changes.html b/htdocs/gcc-13/changes.html > index 410594ae..839b73d0 100644 > --- a/htdocs/gcc-13/changes.html > +++ b/htdocs/gcc-13/changes.html > @@ -182,6 +182,10 @@ a work-in-progress.

> -fanalyzer > to detect misuses of file descriptors. > > +
  • A new statement attribute for C++23 P1774R8 Portable > + assumptions support also in C or older C++: > + __attribute__((assume(EXPR))); > +
    • > > >

    C

    > @@ -290,6 +294,29 @@ a work-in-progress.

    > Operator You Are Looking For > (    PR106644) > > +
  • P2362R3, Remove non-encodable > + wide character literals and multicharacter wide character literals > + (PR106647) > +
    • > +
  • P2448R2, Relaxing some > + constexpr restrictions > + (PR106649) > +
    • > +
  • P1467R9, Extended > + floating-point types and standard names > + (PR106652) > +
    • > +
  • P1774R8, Portable > + assumptions > + (PR106654) > +
    • > +
  • P2295R6, Support for > + UTF-8 as a portable source file encoding > + (PR106655) > +
    • > +
  • P2589R1, static operator[] > + (PR107684) > +
    • > > >
  • New warnings: > > Jakub > Marek