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 [170.10.133.124]) by sourceware.org (Postfix) with ESMTPS id 5BD2038475AA for ; Mon, 12 Dec 2022 07:10:45 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 5BD2038475AA 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=1670829045; 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=DazqFKa8/dGLjVOewuUJv/5OxiQXzdHVxSRgzt49rb8=; b=NbuAf+09DVc+xDrVrgRlOLxwW+RZRUPkyNGiyU22vPfMJ6OmoejspIAYJpiBIxajEUBXvB s6C6sehoWNUVnIntf+qB+E4rQXhvSHWjyRXeFj/YZQB7ybkLNPo0uBu6BZt91T0QJVzX9E /b9x1kFW7fko2Avy4AU2KTNFFPL8Zio= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_128_GCM_SHA256) id us-mta-556-0qUWXCidN4-emqHuxz3aug-1; Mon, 12 Dec 2022 02:10:43 -0500 X-MC-Unique: 0qUWXCidN4-emqHuxz3aug-1 Received: by mail-wm1-f72.google.com with SMTP id o34-20020a05600c512200b003d07ee4a667so5666820wms.0 for ; Sun, 11 Dec 2022 23:10:43 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=DazqFKa8/dGLjVOewuUJv/5OxiQXzdHVxSRgzt49rb8=; b=nh83Kiwbv1b6YzAXogsH9Apr8RRDKPP15p4r105U3/m/dNRu7G9lS8EzK1fddT2FaQ PaslOmLUhK4ncFn/3N83zdHDJ/xwm5K8i9QfIFCE9neC3BCRxQjBSOW0F8GO56irXMrT aNfxgFXrDjAMDl6bNpzOMf3X8Um7F0k66Ic/JntE1hY30ZS5fKcI7/kY5RBv1sEF+DfX xd0soIHyUZo8p5lxqosS5iPdfHoXrTgX9y6groEm0JZSvYo/5wvRK9pibednbZ8kVVXh gq7mYDsp6OEBP3npl81qqfjwnVW1nbh4II2gyRTUHglS2X8rFgP8fuyx6Rnp4QhxyjE8 /luQ== X-Gm-Message-State: ANoB5plnrkLRmd6hlgWj5KZjfaQSesxpMd7qYEfDPC/9YAR874YuImPC 5c4C0x4W6h/yL8uYHaKHzUNS4MDsY9vMM6GokmoqmyrgDOuy6Vh4pOEcfIgtTciMzxPp4VBRX5e G45UVtGAuE8ACDyyj0AFp0ay0KE+gFbTtXEVBUvVamyKQUNPNwJouLdllbY6NakghRYk= X-Received: by 2002:a5d:5910:0:b0:242:784:5cf with SMTP id v16-20020a5d5910000000b00242078405cfmr9005680wrd.17.1670829041776; Sun, 11 Dec 2022 23:10:41 -0800 (PST) X-Google-Smtp-Source: AA0mqf6gAsknL3/MO/UT4zsionEMvuV6Xa/ERpm1CE14X1/qYjPWS/32E1sTypfrPQrFcsHQTtrYRQ== X-Received: by 2002:a5d:5910:0:b0:242:784:5cf with SMTP id v16-20020a5d5910000000b00242078405cfmr9005655wrd.17.1670829041343; Sun, 11 Dec 2022 23:10:41 -0800 (PST) Received: from [192.168.188.57] (dynamic-095-112-158-023.95.112.pool.telefonica.de. [95.112.158.23]) by smtp.gmail.com with ESMTPSA id g4-20020a5d46c4000000b00228d52b935asm8058773wrs.71.2022.12.11.23.10.40 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 11 Dec 2022 23:10:40 -0800 (PST) Message-ID: <39dc640b-e46d-8694-8056-7792127a97c8@redhat.com> Date: Mon, 12 Dec 2022 08:10:39 +0100 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.5.1 Subject: Re: [PATCH] libstdc++: Make chrono::hh_mm_ss more compact To: libstdc++@gcc.gnu.org Cc: Jonathan Wakely , gcc-patches@gcc.gnu.org References: <20221121204341.2024118-1-jwakely@redhat.com> From: Stephan Bergmann In-Reply-To: <20221121204341.2024118-1-jwakely@redhat.com> X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-1.6 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_BARRACUDACENTRAL,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_NONE,TXREP autolearn=no 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 11/21/22 21:43, Jonathan Wakely via Libstdc++ wrote: > + static constexpr bool __is_unsigned > + = __and_v, > + is_unsigned>; Using `__is_unsigned` as an identifier here causes compilation issues with Clang, which predefines that as a builtin predicate.