Received: by 2002:ac0:a5b6:0:0:0:0:0 with SMTP id m51-v6csp2413761imm; Mon, 28 May 2018 07:40:17 -0700 (PDT) X-Google-Smtp-Source: AB8JxZpn57jQsL3+p2R/2QZaPm6dfDsPS96JwB7RnSiE0nT1fsvlLIpvGfWVgVX+hPrlVMXiP2GP X-Received: by 2002:a17:902:b08f:: with SMTP id p15-v6mr13659707plr.36.1527518417279; Mon, 28 May 2018 07:40:17 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1527518417; cv=none; d=google.com; s=arc-20160816; b=YEVUUSuR6WRJ+8B9QmoeJpsbtX5V18kEssTSPfDnPnTP6uxuupbNhG2wQMPAw317GW PTjKuMWiwSQ0lM+CJCWOe0DxodalPPKyqW1ixi0Ko+xOt/Lu2b9GgH1qwpuPYrWUCt/6 de+1fByY2xJucwC2F+/Qq9cqd7EESGNFuijuqGzCwSmqT5M0qeY7zuP5ugwhRBdCdfqx jJSeiDrkyerwcfojBc5ZL3op/U4qOfa79qhV0h5h31WQn64453y9U+Ogi6mdvYpmvx/f QNLV+uIFRtp0mX7PX1bQkVzlf0evAwpD9LXJweOCfvMab9fTrbrAjuyCDB5hLj93X4gW xSdw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date:arc-authentication-results; bh=d7fVkqONpjrDD7DyorjYsdddycqGotwqnoTeW0xRXko=; b=sPtfPrYMaMf538buq9NRmjIP1LRskfkaWnbEgLSghL/a83MhTgk+WgmE9LOT+RL8Eb aijkUMhpCSutS+WAAgaEOBkGvCqfQCUtrjxs/Zs4UE5TH52WVS8+EcRHTcEbi21XKujy LcLplz0zBXHtZKi2753fPX3HGKlcn0GOC9LXvZ8lAzbN+/bwc53Rw/YPq4dmHYxFfsXu gWutTY5ywyLsuLnQhKOC5Ws07AzvUBd9G9gTkOy9Q5FG0LL8yJC8k9Vv3qlbsIxFKQL6 +m/Yx2riJZK8wxR8rLJXStIaUkdP/2UWAeGKmu8p99sBd+NQGkaXnVOhy2hJdtff1IN0 r1XA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j189-v6si6731591pgd.657.2018.05.28.07.40.02; Mon, 28 May 2018 07:40:17 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1165782AbeE1OiT (ORCPT + 99 others); Mon, 28 May 2018 10:38:19 -0400 Received: from gate.crashing.org ([63.228.1.57]:46790 "EHLO gate.crashing.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1161336AbeE1OiP (ORCPT ); Mon, 28 May 2018 10:38:15 -0400 Received: from gate.crashing.org (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.14.1) with ESMTP id w4SEbMYp002525; Mon, 28 May 2018 09:37:22 -0500 Received: (from segher@localhost) by gate.crashing.org (8.14.1/8.14.1/Submit) id w4SEbLCh002524; Mon, 28 May 2018 09:37:21 -0500 Date: Mon, 28 May 2018 09:37:19 -0500 From: Segher Boessenkool To: Christophe Leroy Cc: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH] powerpc/Makefile: fix build failure by disabling attribute-alias warning Message-ID: <20180528143719.GB17342@gate.crashing.org> References: <0adce33cf1c70ac7203f8ebd987a912451aabd45.1527517001.git.christophe.leroy@c-s.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <0adce33cf1c70ac7203f8ebd987a912451aabd45.1527517001.git.christophe.leroy@c-s.fr> User-Agent: Mutt/1.4.2.3i Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, May 28, 2018 at 02:17:49PM +0000, Christophe Leroy wrote: > Latest GCC version emit many warnings similar to the following one. You didn't actually show an example? This warning should detect serious problems, so don't disable it without first investigating please. What do you call "latest version", btw? Trunk, aka 9.0? Or the most advanced release, 8.1? Or the latest release (which also is 8.1 :-) ) Segher