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[66.187.233.206]) by smtp.gmail.com with ESMTPSA id k54sm1404799qtk.54.2019.06.07.08.22.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 07 Jun 2019 08:22:46 -0700 (PDT) Message-ID: <1559920965.6132.56.camel@lca.pw> Subject: "arm64: Silence gcc warnings about arch ABI drift" breaks clang From: Qian Cai To: Dave Martin Cc: Will Deacon , Catalin Marinas , linux-arm-kernel@lists.infradead.org, "linux-kernel@vger.kernel.org" , Ard Biesheuvel , linux-efi@vger.kernel.org Date: Fri, 07 Jun 2019 11:22:45 -0400 Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.22.6 (3.22.6-10.el7) Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-efi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-efi@vger.kernel.org The linux-next commit "arm64: Silence gcc warnings about arch ABI drift" [1] breaks clang build where it screams that unknown option "-Wno-psabi" and generates errors below, [1] https://lore.kernel.org/linux-arm-kernel/1559817223-32585-1-git-send-email-D ave.Martin@arm.com/ ./drivers/firmware/efi/libstub/arm-stub.stub.o: In function `install_memreserve_table': ./linux/drivers/firmware/efi/libstub/arm-stub.c:73: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:73: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:93: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:93: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:94: undefined reference to `__efistub___stack_chk_fail 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=-1.0 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, T_DKIMWL_WL_HIGH,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 48954C2BCA1 for ; 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[66.187.233.206]) by smtp.gmail.com with ESMTPSA id k54sm1404799qtk.54.2019.06.07.08.22.45 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 07 Jun 2019 08:22:46 -0700 (PDT) Message-ID: <1559920965.6132.56.camel@lca.pw> Subject: "arm64: Silence gcc warnings about arch ABI drift" breaks clang From: Qian Cai To: Dave Martin Date: Fri, 07 Jun 2019 11:22:45 -0400 X-Mailer: Evolution 3.22.6 (3.22.6-10.el7) Mime-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190607_082249_179524_895AE3BC X-CRM114-Status: UNSURE ( 5.47 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-efi@vger.kernel.org, Ard Biesheuvel , Catalin Marinas , Will Deacon , "linux-kernel@vger.kernel.org" , linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org The linux-next commit "arm64: Silence gcc warnings about arch ABI drift" [1] breaks clang build where it screams that unknown option "-Wno-psabi" and generates errors below, [1] https://lore.kernel.org/linux-arm-kernel/1559817223-32585-1-git-send-email-D ave.Martin@arm.com/ ./drivers/firmware/efi/libstub/arm-stub.stub.o: In function `install_memreserve_table': ./linux/drivers/firmware/efi/libstub/arm-stub.c:73: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:73: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:93: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:93: undefined reference to `__efistub___stack_chk_guard' ./linux/drivers/firmware/efi/libstub/arm-stub.c:94: undefined reference to `__efistub___stack_chk_fail _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel