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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_GIT 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 C6115C43441 for ; Fri, 9 Nov 2018 09:35:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9A9AB20883 for ; Fri, 9 Nov 2018 09:35:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9A9AB20883 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=sipsolutions.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 S1727874AbeKITPX (ORCPT ); Fri, 9 Nov 2018 14:15:23 -0500 Received: from s3.sipsolutions.net ([144.76.43.62]:55160 "EHLO sipsolutions.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727560AbeKITPX (ORCPT ); Fri, 9 Nov 2018 14:15:23 -0500 Received: by sipsolutions.net with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.91) (envelope-from ) id 1gL3CT-0000te-UO; Fri, 09 Nov 2018 10:35:38 +0100 From: Johannes Berg To: linux-kernel@vger.kernel.org, akpm@linux-foundation.org Cc: Johannes Berg Subject: [PATCH v2 1/3] compiler-gcc: hide COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW from sparse Date: Fri, 9 Nov 2018 10:35:32 +0100 Message-Id: <20181109093534.15121-1-johannes@sipsolutions.net> X-Mailer: git-send-email 2.17.2 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Johannes Berg Sparse doesn't support all the overflow builtins, so just hide them from it to avoid lots of warnings/errors reported by it. We could try to teach them to sparse, but the passed types are variable, and sparse doesn't seem to handle that well. Signed-off-by: Johannes Berg --- include/linux/compiler-gcc.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/compiler-gcc.h b/include/linux/compiler-gcc.h index 2010493e1040..3154f2a84571 100644 --- a/include/linux/compiler-gcc.h +++ b/include/linux/compiler-gcc.h @@ -143,7 +143,7 @@ #define KASAN_ABI_VERSION 3 #endif -#if GCC_VERSION >= 50100 +#if GCC_VERSION >= 50100 && !defined(__CHECKER__) #define COMPILER_HAS_GENERIC_BUILTIN_OVERFLOW 1 #endif -- 2.17.2