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=-6.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED 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 13FFEC32789 for ; Mon, 5 Nov 2018 00:11:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D12722082E for ; Mon, 5 Nov 2018 00:11:57 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=axtens.net header.i=@axtens.net header.b="lwfmj+VZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D12722082E Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=axtens.net Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387411AbeKEJ2p (ORCPT ); Mon, 5 Nov 2018 04:28:45 -0500 Received: from mail-qk1-f195.google.com ([209.85.222.195]:37816 "EHLO mail-qk1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729889AbeKEJ2p (ORCPT ); Mon, 5 Nov 2018 04:28:45 -0500 Received: by mail-qk1-f195.google.com with SMTP id 131so12004503qkd.4 for ; Sun, 04 Nov 2018 16:11:55 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=axtens.net; s=google; h=from:to:cc:subject:in-reply-to:references:date:message-id :mime-version; bh=WZ0SN/9tIOLxDw5ecT7eyS26p7AIrwBGnjqeB2WICjE=; b=lwfmj+VZmnvhRNCzJ0Biylkt/sYF4zCNvsS1cfVx5a1treWDBmIKWQXqFRXYzgh0l8 7GS3zm56rCCiXNepqRPCXAQz8Sz8XNveu+by4vat7nMlYdcBeL00HYr1CKUN3WKjFEex U93lVguGuwDeoiDhT279UVGftv72z3B9deecI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:in-reply-to:references:date :message-id:mime-version; bh=WZ0SN/9tIOLxDw5ecT7eyS26p7AIrwBGnjqeB2WICjE=; b=KazSQKTec0c4oY166kyh4Rsb10aauc+a0cUHM+zg8TJzG033q526vfCZDfJxqwIy/5 /u7YDVhy9dZhOpVRo4toGtGWreKM3a90zuwestRV3sJiuldQPZXlG9kvewonpNmi00ww PkbhEmWf+4PTsFX/k+UxMrUSDt2llbHUojLn31O+IJQU2b6F9ay8PVSz/eF/HH+4VbOk /h8no1jNGSZN/JijXgc1Mw1ML2hjgSHS6FWN0PdTSkQPjQYfXnE/YcK6pkCdyVwBGt72 DiIz32db8iZ/LQAIQ8ZOmhoUuXY6hREAoH/lshzhbgTaQFWfT58gYAqaNOVwnizUxmKA h4HQ== X-Gm-Message-State: AGRZ1gIgBPCwbwSyWH6qISwRCDgai3REKFHypWpcA7VUq96ZTGZNR2lP T34KuCUBLM2gphY9IddxNpormQ== X-Google-Smtp-Source: AJdET5d0d8Wnsse+wXmO+a2wHRWZG5XlesL/vcqRxFMtCeG9e2nhcsiuCrCZibHaoYr8weH61heNNQ== X-Received: by 2002:ac8:1909:: with SMTP id t9mr18656691qtj.327.1541376715279; Sun, 04 Nov 2018 16:11:55 -0800 (PST) Received: from localhost ([2001:67c:1562:8007::aac:4356]) by smtp.gmail.com with ESMTPSA id e17sm1090593qte.12.2018.11.04.16.11.53 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Sun, 04 Nov 2018 16:11:54 -0800 (PST) From: Daniel Axtens To: Joel Stanley , Michael Ellerman , Nick Desaulniers Cc: Masahiro Yamada , Michal Marek , linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Subject: Re: [PATCH 2/2] powerpc/boot: Set target when cross-compiling for clang In-Reply-To: <20181104231133.30848-3-joel@jms.id.au> References: <20181104231133.30848-1-joel@jms.id.au> <20181104231133.30848-3-joel@jms.id.au> Date: Mon, 05 Nov 2018 11:11:49 +1100 Message-ID: <87d0rk4c3e.fsf@linkitivity.dja.id.au> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Joel Stanley writes: Hi Joel, Thanks! Tested-by: Daniel Axtens # powerpc 64-bit BE This solves one of the 2 issues I have in building for 64-bit BE with clang. The other is the VDSO32 stuff, and I hope to send a patch for that soon. Regards, Daniel > Clang needs to be told which target it is building for when cross > compiling. > > Link: https://github.com/ClangBuiltLinux/linux/issues/259 > Signed-off-by: Joel Stanley > --- > arch/powerpc/boot/Makefile | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile > index 39354365f54a..8fdb1890f09a 100644 > --- a/arch/powerpc/boot/Makefile > +++ b/arch/powerpc/boot/Makefile > @@ -55,6 +55,13 @@ BOOTAFLAGS := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc > > BOOTARFLAGS := -cr$(KBUILD_ARFLAGS) > > +ifdef CONFIG_CC_IS_CLANG > +BOOTCFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX) > +BOOTAFLAGS += $(CLANG_TARGET) $(CLANG_GCC_TC) $(CLANG_PREFIX) > +BOOTCFLAGS += $(call cc-option, -no-integrated-as) > +BOOTAFLAGS += $(call cc-option, -no-integrated-as) > +endif > + > ifdef CONFIG_DEBUG_INFO > BOOTCFLAGS += -g > endif > -- > 2.19.1