From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from gproxy1-pub.mail.unifiedlayer.com (gproxy1-pub.mail.unifiedlayer.com [69.89.25.95]) by sourceware.org (Postfix) with ESMTPS id 2491B3858401 for ; Tue, 1 Nov 2022 14:58:02 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 2491B3858401 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=tromey.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=tromey.com Received: from cmgw14.mail.unifiedlayer.com (unknown [10.0.90.129]) by progateway3.mail.pro1.eigbox.com (Postfix) with ESMTP id 89A7E10046B7A for ; Tue, 1 Nov 2022 14:57:42 +0000 (UTC) Received: from box5379.bluehost.com ([162.241.216.53]) by cmsmtp with ESMTP id pshxo8r4XyNz0pshyo1oKP; Tue, 01 Nov 2022 14:57:42 +0000 X-Authority-Reason: nr=8 X-Authority-Analysis: v=2.4 cv=fd9od2cF c=1 sm=1 tr=0 ts=636133e6 a=ApxJNpeYhEAb1aAlGBBbmA==:117 a=ApxJNpeYhEAb1aAlGBBbmA==:17 a=dLZJa+xiwSxG16/P+YVxDGlgEgI=:19 a=9xFQ1JgjjksA:10:nop_rcvd_month_year a=Qbun_eYptAEA:10:endurance_base64_authed_username_1 a=mDV3o1hIAAAA:8 a=xoJBji2xhkqLeYcR380A:9 a=_FVE-zBwftR9WsbkzFJk:22 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=tromey.com; s=default; h=Content-Type:MIME-Version:Message-ID:In-Reply-To:Date:References :Subject:Cc:To:From:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=hdphV4dsOe/eyug0cm8EZUIKCVkzgKQr8ObWcxLTzw8=; b=T6NlITJo383W/90TrBh6xiDjLo lepOEwd/RgiKGmaQoeIYwm6i1Gp2nMWnff+UK35O8kbNdpmoFeQ4ODKrIkRhi7dw8jdVOo9moevKR 0F7uabOMSQos65JypZvyE1lOT; Received: from 97-122-76-186.hlrn.qwest.net ([97.122.76.186]:56756 helo=murgatroyd) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1opshw-000sL1-Sc; Tue, 01 Nov 2022 08:57:40 -0600 From: Tom Tromey To: Ben Boeckel via Gcc-patches Cc: Ben Boeckel , gcc@gcc.gnu.org, brad.king@kitware.com, fortran@gcc.gnu.org, anlauf@gmx.de, nathan@acm.org Subject: Re: [PATCH v2 3/3] p1689r5: initial support References: <20221027231645.67623-1-ben.boeckel@kitware.com> <20221027231645.67623-4-ben.boeckel@kitware.com> X-Attribution: Tom Date: Tue, 01 Nov 2022 08:57:37 -0600 In-Reply-To: <20221027231645.67623-4-ben.boeckel@kitware.com> (Ben Boeckel via Gcc-patches's message of "Thu, 27 Oct 2022 19:16:44 -0400") Message-ID: <87sfj290ym.fsf@tromey.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box5379.bluehost.com X-AntiAbuse: Original Domain - gcc.gnu.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 97.122.76.186 X-Source-L: No X-Exim-ID: 1opshw-000sL1-Sc X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 97-122-76-186.hlrn.qwest.net (murgatroyd) [97.122.76.186]:56756 X-Source-Auth: tom+tromey.com X-Email-Count: 3 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-Spam-Status: No, score=-3022.4 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,JMQ_SPF_NEUTRAL,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE,SPF_PASS,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: >>>>> "Ben" == Ben Boeckel via Gcc-patches writes: Ben> - `-fdeps-file=` specifies the path to the file to write the format to. I don't know how this output is intended to be used, but one mistake made with the other dependency-tracking options was that the output file isn't created atomically. As a consequence, Makefiles normally have to work around this to be robust. If that's a possible issue here then it would be best to handle it in this patch. Tom