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 X-Spam-Level: X-Spam-Status: No, score=-10.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1B70C432BE for ; Tue, 24 Aug 2021 01:59:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD77D61262 for ; Tue, 24 Aug 2021 01:59:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233534AbhHXB7q (ORCPT ); Mon, 23 Aug 2021 21:59:46 -0400 Received: from ozlabs.org ([203.11.71.1]:59549 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229742AbhHXB7p (ORCPT ); Mon, 23 Aug 2021 21:59:45 -0400 Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4GtsjJ3s7Lz9sW8; Tue, 24 Aug 2021 11:59:00 +1000 (AEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=canb.auug.org.au; s=201702; t=1629770341; bh=NHi2IxLiZ/iGUyq/FORZhdLtj2vt6yMIofu48FWDu/o=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=HMXLwyfyLEc7uTr/mpMqg3lJdDC76hStM5aZaDRZ75XdC9zJljVhvOpZxV4kMWJSB UusspzwI2olRIx+RVmFZ5sRHj6h93Z1erxybqx6WUcrjEfOJjrkXnuMHu1a9FBrVJJ /Zb4moEPbuxUpfy4kEbv9AFifEp6KIUF23ww3E6dIi7Gil+Jawi1nQqQEe/HcQS40U ysZza1VxESNHIUoHq7DZgmlmqOh/HUt1EfirmDVd6Y9xzfJR946E0AwDeqp41HgG5k 4Pw/cMxSpfJYbw0Q7RlpZkos2DUcXrfLaV3efqM6qUptIymLqCLw9Nz/l2nhmoYjtt 7MyzNbe+P769Q== Date: Tue, 24 Aug 2021 11:58:59 +1000 From: Stephen Rothwell To: Randy Dunlap Cc: Kees Cook , Andrew Morton , Linux Next Mailing List , Linux Kernel Mailing List , Nathan Chancellor Subject: Re: linux-next: Tree for Aug 20 (Wno-alloc-size-larger-than) Message-ID: <20210824115859.187f272f@canb.auug.org.au> In-Reply-To: <66615de5-4acb-8d85-6d69-ddd0b9609348@infradead.org> References: <20210820192615.23e2e617@canb.auug.org.au> <2706a406-9f72-7df1-03f6-f8e852897eb2@infradead.org> <202108202248.921E8C66@keescook> <8b9cb816-9d8a-2633-1afa-f5c4597a8314@infradead.org> <20210823203742.5169ad54@canb.auug.org.au> <66615de5-4acb-8d85-6d69-ddd0b9609348@infradead.org> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="Sig_/n02XM_JdzDFuM1xJm7O.qfC"; protocol="application/pgp-signature"; micalg=pgp-sha256 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/n02XM_JdzDFuM1xJm7O.qfC Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Randy, On Mon, 23 Aug 2021 18:24:44 -0700 Randy Dunlap wro= te: > > This is just weird. What I am seeing is that for every source file > where gcc emits a warning: it then follows that up with this > >> cc1: warning: unrecognized command line option '-Wno-alloc-size-larger= -than' =20 I see the same, as well as: :1515:2: warning: #warning syscall clone3 not implemented [-Wcpp] cc1: warning: unrecognized command line option '-Wno-alloc-size-larger-than' But only on my gcc 7.3.1 builds (the rest are gcc 10). > Smells like a gcc bug to me. Yes Also noted here: https://github.com/DynamoRIO/drmemory/issues/2099 (second = comment) --=20 Cheers, Stephen Rothwell --Sig_/n02XM_JdzDFuM1xJm7O.qfC Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- iQEzBAEBCAAdFiEENIC96giZ81tWdLgKAVBC80lX0GwFAmEkUmMACgkQAVBC80lX 0GzzcwgAjNtzSyfZwoEYXL3AJwWD3Gw9cjT0vTJ/n+5QoyUoY3fdseX46YkMZKOB qgLeCrtfBm6Pg6jd04pBxV9oRnh8IGCpt2KXVwHFQxiuDBnjbvYh2H/oXEYSRFJT +Xe2TRD+BURXn0BOvQ0O7jhThSe/f/0CoTgIfaao6NNHExiNz/hPlvJ9FExHdtgF gUPlmCTe0tBOTAW6/qAtw6tl7dx4BDlBHGUO0uRGck63I2GQrKq0JRU2tGxxxaxN 1NqpLe4GHVVxLDMU3/4iUINDE7J61UGLAfnkAzHuHDEpAAh01953LHRc8uBqf5o1 1/zArWJ2qMBbTNX7CNMhyn/FgXpS5w== =1wHB -----END PGP SIGNATURE----- --Sig_/n02XM_JdzDFuM1xJm7O.qfC--