From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on dcvr.yhbt.net X-Spam-Level: X-Spam-ASN: AS17314 8.43.84.0/22 X-Spam-Status: No, score=-3.3 required=3.0 tests=AWL,BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,PDS_RDNS_DYNAMIC_FP, RCVD_IN_DNSWL_MED,RDNS_DYNAMIC,SPF_HELO_PASS,SPF_PASS shortcircuit=no autolearn=ham autolearn_force=no version=3.4.2 Received: from sourceware.org (ip-8-43-85-97.sourceware.org [8.43.85.97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by dcvr.yhbt.net (Postfix) with ESMTPS id AA8891F8C6 for ; Tue, 3 Aug 2021 22:04:39 +0000 (UTC) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id DF93D384BC3C for ; Tue, 3 Aug 2021 22:04:38 +0000 (GMT) Received: from gate.crashing.org (gate.crashing.org [63.228.1.57]) by sourceware.org (Postfix) with ESMTP id 6613E385481A for ; Tue, 3 Aug 2021 22:04:28 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 6613E385481A Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=kernel.crashing.org Authentication-Results: sourceware.org; spf=fail smtp.mailfrom=kernel.crashing.org Received: from gate.crashing.org (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.14.1) with ESMTP id 173M2MYU004380; Tue, 3 Aug 2021 17:02:22 -0500 Received: (from segher@localhost) by gate.crashing.org (8.14.1/8.14.1/Submit) id 173M2GJ3004370; Tue, 3 Aug 2021 17:02:16 -0500 X-Authentication-Warning: gate.crashing.org: segher set sender to segher@kernel.crashing.org using -f Date: Tue, 3 Aug 2021 17:02:16 -0500 From: Segher Boessenkool To: Joseph Myers Subject: Re: Failures building glibc with mainline GCC Message-ID: <20210803220216.GV1583@gate.crashing.org> References: <033b535d-8adc-bb82-dff5-4e6d1d357358@gmail.com> <60297d58-80ed-105b-b020-c86ae5e7867c@gmail.com> <20210803205029.GT1583@gate.crashing.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.4.2.3i X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: GCC Mailing List , Martin Sebor , libc-alpha@sourceware.org Errors-To: libc-alpha-bounces+e=80x24.org@sourceware.org Sender: "Libc-alpha" Off-topic... On Tue, Aug 03, 2021 at 09:00:20PM +0000, Joseph Myers wrote: > On Tue, 3 Aug 2021, Segher Boessenkool wrote: > > But you do have a cfarm account :-) > > And build-many-glibcs.py is designed to be self-contained [ snip ] Yes, it's great :-) > which will check out all the sources needed to build glibc, using mainline > GCC, build the GMP/MPFR/MPC host libraries needed by GCC, It usually is preferred to use the existing host libraries, or to build these libraries as part of the GCC build (as done with contrib/download_prerequisites for example). Segher