From patchwork Wed Jan 10 07:44:57 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: liuhongt X-Patchwork-Id: 83729 Return-Path: X-Original-To: patchwork@sourceware.org Delivered-To: patchwork@sourceware.org Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id 7251038582AE for ; Wed, 10 Jan 2024 07:45:36 +0000 (GMT) X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) by sourceware.org (Postfix) with ESMTPS id 65A2E3858C74 for ; Wed, 10 Jan 2024 07:45:01 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 65A2E3858C74 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=intel.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 65A2E3858C74 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=198.175.65.13 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1704872704; cv=none; b=WNa/emNHrx2MhJmrZBZmrAznMojxsUj2+dZRQq3TL4kRJMsZvSKNARjBVnAqB3A3u3pqf6j7lkh/6BGjFXy6emOGkiT93kVnW5YzPEQ94pOudbp/ggvYbiZTUDaqa15/UcWvtlLtQxzjGvAIYvrnEucCQi9EIj9X/rghqAQ34zE= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1704872704; c=relaxed/simple; bh=lsWAgOXcygVEV7yGkd0Ep1/AGQOCT6UO2xdwb9ZJoRs=; h=DKIM-Signature:From:To:Subject:Date:Message-Id:MIME-Version; b=aO1xavpjXCjN9wUsZ1RzRUwR3n2VzSdFTi/uBGvZIgfSPi+vhKBNBXfANViKi5EfXhIsjyOQBxlDc9cJt1EvZmD6KQovvD8qO9QpYlS10uxxjAE9ruFKVE6dUt2J4ENihZr0aPnzWF8RwRwqVTHDTqFO1dmWyf2lHOU4YcVqVL8= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1704872701; x=1736408701; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=lsWAgOXcygVEV7yGkd0Ep1/AGQOCT6UO2xdwb9ZJoRs=; b=jYKPuv7hOnGSBpwJbzOIeO7jVQs+xqDawfL/VaSErE1OUAuHyfSYuR6p nPAndzttZ3VchQP3YlH3ZivqHO8gg3aHOsOxM1xHcYm9c/minEk+a3XF1 5+JoeVtlu/BGurs0gDwe7mwB4J1v8pbqC6HfOQzY7DzR0EWlpYhEF3+8v 7mm72vurukWyCKGxpZ414IZvlvapPjRs48D2C3v/cIIn1znodjlsTqiEM 7MmMmhtqvUJP/hoXFEqUlaAWth/jstRc3C/lcDVOnmxO88I0MEHK0yKz2 jbbZz+3Ni6BKPsCqtnmmXTH8uV7ThkCRjWWEmVaVzFJKe60jpV6ikWGjN A==; X-IronPort-AV: E=McAfee;i="6600,9927,10947"; a="5524042" X-IronPort-AV: E=Sophos;i="6.04,184,1695711600"; d="scan'208";a="5524042" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 09 Jan 2024 23:45:00 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10947"; a="816259913" X-IronPort-AV: E=Sophos;i="6.04,184,1695711600"; d="scan'208";a="816259913" Received: from shvmail03.sh.intel.com ([10.239.245.20]) by orsmga001.jf.intel.com with ESMTP; 09 Jan 2024 23:44:58 -0800 Received: from shliclel4217.sh.intel.com (shliclel4217.sh.intel.com [10.239.240.127]) by shvmail03.sh.intel.com (Postfix) with ESMTP id 06D7010056EF; Wed, 10 Jan 2024 15:44:58 +0800 (CST) From: liuhongt To: gcc-patches@gcc.gnu.org Cc: gerald@pfeifer.com, hjl.tools@gmail.com Subject: [PATCH] Document refactoring of the option -fcf-protection=x. Date: Wed, 10 Jan 2024 15:44:57 +0800 Message-Id: <20240110074457.1749380-1-hongtao.liu@intel.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 X-Spam-Status: No, score=-13.3 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, SPF_HELO_NONE, SPF_NONE, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org To override -fcf-protection, -fcf-protection=none needs to be added and then with -fcf-protection=xxx. --- htdocs/gcc-14/changes.html | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/htdocs/gcc-14/changes.html b/htdocs/gcc-14/changes.html index e3a68998..72b0d291 100644 --- a/htdocs/gcc-14/changes.html +++ b/htdocs/gcc-14/changes.html @@ -40,6 +40,12 @@ a work-in-progress.

-Wflex-array-member-not-at-end to identify all such cases in the source code and modify them. +
  • -fcf-protection=[full|branch|return|none|check] + is refactored, to override -fcf-protection, + -fcf-protection=none needs to be added and then + with -fcf-protection=xxx. +
    • +