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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 09EC0C433ED for ; Mon, 3 May 2021 10:02:30 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8FD316117A for ; Mon, 3 May 2021 10:02:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8FD316117A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:34678 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ldVPI-0006Dx-F9 for qemu-devel@archiver.kernel.org; Mon, 03 May 2021 06:02:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41632) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ldVNh-0005d9-A9 for qemu-devel@nongnu.org; Mon, 03 May 2021 06:00:49 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:57033) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1ldVNf-0000Am-4z for qemu-devel@nongnu.org; Mon, 03 May 2021 06:00:49 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1620036046; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=gMcbou3JhU36inC0R7tb9fN7q7wGTardZUGpXssGKUM=; b=IhJMGGAxEKuWbqIo9m/R91kOtcrlk+aiIELRkP5+FlsqzrQXmN6FokiJh/E1/q6kluVt7M 8YTvubtuk0mYFrQvJETfObEvcoX4rYF9PgB1IOvZcjLjTiEfSLZnsAS+qoQis1ffELxXB1 R3E+6bSgzwjv/R+JLDdF0Gy5gr5OTk8= 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-376-V35ierFpOC6pz_rmfEB-Gg-1; Mon, 03 May 2021 06:00:42 -0400 X-MC-Unique: V35ierFpOC6pz_rmfEB-Gg-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id CB5B7801106; Mon, 3 May 2021 10:00:41 +0000 (UTC) Received: from gondolin.fritz.box (ovpn-113-109.ams2.redhat.com [10.36.113.109]) by smtp.corp.redhat.com (Postfix) with ESMTP id B215E5C1D0; Mon, 3 May 2021 10:00:40 +0000 (UTC) Date: Mon, 3 May 2021 12:00:35 +0200 From: Cornelia Huck To: Thomas Huth Subject: Re: [PATCH 4/4] pc-bios/s390-ccw: Allow building with Clang, too Message-ID: <20210503120035.29952643.cohuck@redhat.com> In-Reply-To: <20210502174836.838816-5-thuth@redhat.com> References: <20210502174836.838816-1-thuth@redhat.com> <20210502174836.838816-5-thuth@redhat.com> Organization: Red Hat GmbH MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=cohuck@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=cohuck@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.697, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=-0.01, RCVD_IN_MSPIKE_WL=-0.01, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Christian Borntraeger , qemu-s390x@nongnu.org, qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Sun, 2 May 2021 19:48:36 +0200 Thomas Huth wrote: > Clang unfortunately does not support generating code for the z900 > architecture level and starts with the z10 instead. Thus to be able > to support compiling with Clang, we have to check for the supported > compiler flags. The disadvantage is of course that the bios image > will only run with z10 guest CPUs upwards (which is what most people > use anyway), so just in case let's also emit a warning in that case. Maybe add a note here that the pre-built image will continue to be built with gcc for the z900, so for most people nothing will change? > > Signed-off-by: Thomas Huth > --- > configure | 9 ++++++++- > pc-bios/s390-ccw/Makefile | 3 ++- > 2 files changed, 10 insertions(+), 2 deletions(-) > Reviewed-by: Cornelia Huck