From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id CC8E2C433F5 for ; Fri, 20 May 2022 21:43:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235639AbiETVnJ convert rfc822-to-8bit (ORCPT ); Fri, 20 May 2022 17:43:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33896 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233867AbiETVnI (ORCPT ); Fri, 20 May 2022 17:43:08 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.86.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id DCBC69D4EB for ; Fri, 20 May 2022 14:43:07 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-315-NfpPflqFMR6zq5Voxa9kKA-1; Fri, 20 May 2022 22:43:04 +0100 X-MC-Unique: NfpPflqFMR6zq5Voxa9kKA-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) by AcuMS.aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) with Microsoft SMTP Server (TLS) id 15.0.1497.36; Fri, 20 May 2022 22:43:04 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.036; Fri, 20 May 2022 22:43:03 +0100 From: David Laight To: 'Jakub Kicinski' , Kees Cook CC: "netdev@vger.kernel.org" Subject: RE: GCC 12 warnings Thread-Topic: GCC 12 warnings Thread-Index: AQHYbG5wH+jIYDKK5Euo/3aEA4BZ960oS7qQ Date: Fri, 20 May 2022 21:43:03 +0000 Message-ID: <8608c7da4cfc45889f450a538fb0b443@AcuMS.aculab.com> References: <20220519193618.6539f9d9@kernel.org> <202205200938.1EE1FD1@keescook> <20220520102355.273cae07@kernel.org> In-Reply-To: <20220520102355.273cae07@kernel.org> Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Jakub Kicinski > Sent: 20 May 2022 18:24 ... > > +ifeq ($(KBUILD_EXTRA_WARN),) > > +CFLAGS_kvaser_usb_hydra.o += -Wno-array-bounds > > +endif > > Ah, thanks, I must have tried -Wno-array-bounds before I figured out > the condition and reverted back to full $(call cc-disable-warning, ..) > Let me redo the patches. I think you need a check that the compiler actually supports -Wno-array-bounds. But that only needs be done once, not for every file that needs the option. David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales)