From mboxrd@z Thu Jan 1 00:00:00 1970 From: behanw@converseincode.com Subject: [PATCH 2/5] kbuild: LLVMLinux: Adapt warnings for compilation with clang Date: Tue, 25 Feb 2014 17:08:40 -0800 Message-ID: <1393376923-21892-3-git-send-email-behanw@converseincode.com> References: <1393376923-21892-1-git-send-email-behanw@converseincode.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mail-pb0-f50.google.com ([209.85.160.50]:53216 "EHLO mail-pb0-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751914AbaBZBJa (ORCPT ); Tue, 25 Feb 2014 20:09:30 -0500 Received: by mail-pb0-f50.google.com with SMTP id md12so221667pbc.9 for ; Tue, 25 Feb 2014 17:09:30 -0800 (PST) In-Reply-To: <1393376923-21892-1-git-send-email-behanw@converseincode.com> Sender: linux-sparse-owner@vger.kernel.org List-Id: linux-sparse@vger.kernel.org To: mmarek@suse.cz, tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, x86@kernel.org, sparse@chrisli.org Cc: linux-kbuild@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sparse@vger.kernel.org, torvalds@linux-foundation.org, dwmw2@infradead.org, pageexec@freemail.hu, =?UTF-8?q?Jan-Simon=20M=C3=B6ller?= , Behan Webster , Mark Charlebois =46rom: Jan-Simon M=C3=B6ller When compiling kernel with clang, disable warnings which are too noisy,= and add the clang flag catch-undefined-behavior. Signed-off-by: Jan-Simon M=C3=B6ller Signed-off-by: Behan Webster Signed-off-by: Mark Charlebois Cc: PaX Team --- scripts/Makefile.build | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/scripts/Makefile.build b/scripts/Makefile.build index d5d859c..27c4098 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -65,12 +65,23 @@ warning- :=3D $(empty) warning-1 :=3D -Wextra -Wunused -Wno-unused-parameter warning-1 +=3D -Wmissing-declarations warning-1 +=3D -Wmissing-format-attribute -warning-1 +=3D -Wmissing-prototypes +warning-1 +=3D $(call cc-option, -Wmissing-prototypes) warning-1 +=3D -Wold-style-definition warning-1 +=3D $(call cc-option, -Wmissing-include-dirs) warning-1 +=3D $(call cc-option, -Wunused-but-set-variable) warning-1 +=3D $(call cc-disable-warning, missing-field-initializers) =20 +# Clang +warning-1 +=3D $(call cc-disable-warning, initializer-overrides) +warning-1 +=3D $(call cc-disable-warning, unused-value) +warning-1 +=3D $(call cc-disable-warning, format) +warning-1 +=3D $(call cc-disable-warning, unknown-warning-option) +warning-1 +=3D $(call cc-disable-warning, self-assign) +warning-1 +=3D $(call cc-disable-warning, sign-compare) +warning-1 +=3D $(call cc-disable-warning, format-zero-length) +warning-1 +=3D $(call cc-disable-warning, uninitialized) +warning-1 +=3D $(call cc-option, -fcatch-undefined-behavior) + warning-2 :=3D -Waggregate-return warning-2 +=3D -Wcast-align warning-2 +=3D -Wdisabled-optimization --=20 1.8.3.2 -- To unsubscribe from this list: send the line "unsubscribe linux-sparse"= in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html