From patchwork Fri Jan 6 21:21:35 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jonathan Wakely X-Patchwork-Id: 1722599 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=sourceware.org; envelope-from=gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.a=rsa-sha256 header.s=default header.b=RzsidEHj; dkim-atps=neutral Received: from sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-384) server-digest SHA384) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4NpbtF5slVz23dq for ; Sat, 7 Jan 2023 08:23:33 +1100 (AEDT) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 87FD438432EB for ; Fri, 6 Jan 2023 21:23:29 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 87FD438432EB DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1673040209; bh=EpN9CoHapABgPO21MGQmKhHN5gxIK/gd0JjHb5c7w9w=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=RzsidEHjV08OHiS94W6ht3XqzpYXc0c6gIGIIgH9XCp/hizP4/k8L4aPUcnQh+8z/ LOh3KvYosdZLuX/0gd9rgyc+spNGpRK2CFIk/wGjmJ90RvMuCWTaj7FGomw+Q+7F57 AClFGbZiCgLq3yNVmcPttnPMqd9CEtZt4nMaD+0s= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org 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 A4179385B514 for ; Fri, 6 Jan 2023 21:21:39 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org A4179385B514 Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-76-ygQpAm3dOrOAn-QkJSlQ5g-1; Fri, 06 Jan 2023 16:21:36 -0500 X-MC-Unique: ygQpAm3dOrOAn-QkJSlQ5g-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id E7AA3802C1C; Fri, 6 Jan 2023 21:21:35 +0000 (UTC) Received: from localhost (unknown [10.33.36.192]) by smtp.corp.redhat.com (Postfix) with ESMTP id B17832166B30; Fri, 6 Jan 2023 21:21:35 +0000 (UTC) To: libstdc++@gcc.gnu.org, gcc-patches@gcc.gnu.org Subject: [committed] libstdc++: Suppress -Waddress warning in tzdb.cc [PR108228] Date: Fri, 6 Jan 2023 21:21:35 +0000 Message-Id: <20230106212135.397113-1-jwakely@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-11.8 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Jonathan Wakely via Gcc-patches From: Jonathan Wakely Reply-To: Jonathan Wakely Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" Tested x86_64-linux and powerpc-aix. Pushed to trunk. -- >8 -- For some tarets the weak symbol is always defined, so we get a warning that its address is never null. The warning isn't useful in this case, so suppress it. libstdc++-v3/ChangeLog: PR libstdc++/108228 * src/c++20/tzdb.cc (zoneinfo_dir): Add diagnostic pragma. --- libstdc++-v3/src/c++20/tzdb.cc | 3 +++ 1 file changed, 3 insertions(+) diff --git a/libstdc++-v3/src/c++20/tzdb.cc b/libstdc++-v3/src/c++20/tzdb.cc index fa4f4c7a30c..7227fe7cfe6 100644 --- a/libstdc++-v3/src/c++20/tzdb.cc +++ b/libstdc++-v3/src/c++20/tzdb.cc @@ -1013,9 +1013,12 @@ namespace std::chrono string zoneinfo_dir() { +#pragma GCC diagnostic push +#pragma GCC diagnostic ignored "-Waddress" static const string dir = __gnu_cxx::zoneinfo_dir_override ? __gnu_cxx::zoneinfo_dir_override() : _GLIBCXX_ZONEINFO_DIR; +#pragma GCC diagnostic pop return dir; }