From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from us-smtp-delivery-1.mimecast.com (us-smtp-delivery-1.mimecast.com [205.139.110.120]) by sourceware.org (Postfix) with ESMTP id A25933857801 for ; Tue, 15 Sep 2020 12:09:28 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org A25933857801 Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-232-tYZ0gAnqOuqS-a4dxyX0GA-1; Tue, 15 Sep 2020 08:09:26 -0400 X-MC-Unique: tYZ0gAnqOuqS-a4dxyX0GA-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 82EF41009447; Tue, 15 Sep 2020 12:09:25 +0000 (UTC) Received: from oldenburg2.str.redhat.com (ovpn-113-142.rdu2.redhat.com [10.10.113.142]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 8572A614F5; Tue, 15 Sep 2020 12:09:24 +0000 (UTC) From: Florian Weimer To: Jozef Lawrynowicz Cc: gnu-gabi@sourceware.org Subject: Re: [RFC] SHF_GNU_RETAIN ELF Section Flag References: <20200915120632.bs36vkrbvmsoyvnu@jozef-acer-manjaro> Date: Tue, 15 Sep 2020 14:09:22 +0200 In-Reply-To: <20200915120632.bs36vkrbvmsoyvnu@jozef-acer-manjaro> (Jozef Lawrynowicz's message of "Tue, 15 Sep 2020 13:06:32 +0100") Message-ID: <877dsvjl71.fsf@oldenburg2.str.redhat.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Mimecast-Spam-Score: 0.001 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-Spam-Status: No, score=-8.1 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gnu-gabi@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gnu-gabi mailing list List-Unsubscribe: , List-Archive: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Sep 2020 12:09:29 -0000 * Jozef Lawrynowicz: > I'd like to propose a new ELF section flag, SHF_GNU_RETAIN, for addition > to the GNU gABI. > > This flag instructs the linker to "retain" the section in the output > file, even if garbage collection would remove it because it appears > unused. How does this flag interaction with libraries (.a files)? Thanks, Florian -- Red Hat GmbH, https://de.redhat.com/ , Registered seat: Grasbrunn, Commercial register: Amtsgericht Muenchen, HRB 153243, Managing Directors: Charles Cachera, Brian Klemm, Laurie Krebs, Michael O'Neill