From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 81610 invoked by alias); 5 Nov 2019 18:32:04 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 81595 invoked by uid 89); 5 Nov 2019 18:32:04 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-2.7 required=5.0 tests=AWL,BAYES_00,SPF_PASS autolearn=ham version=3.3.1 spammy= X-HELO: esa1.mentor.iphmx.com Received: from esa1.mentor.iphmx.com (HELO esa1.mentor.iphmx.com) (68.232.129.153) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Tue, 05 Nov 2019 18:32:03 +0000 IronPort-SDR: 4ft4wY/B3lh6+wLMi/Xn3GfjqsJXdqIaBidGb1CqjOVugV0V7IzP44uRP7SZ8nKrxSPGLofklh 4/uuOaYMXqsPg/1/iA/Lo1887//mZv1SyiB814T0T69bDHRF4G29E+TWz/rkzh9tdg+Z8b0PXD B34rQSBXWbogV7vVNykoTzieRKc8w8WFXGk3S0IgtJZZaUuxx7jIEQtzPOmE0eiI8Wg7N2noOL AtEf7fLBkf4agYBSRzdqE8zys9pv4VDRdL7muBysqxiphePCOzJOHGpCHisORI9kTxWe0OLFGB oNg= Received: from orw-gwy-02-in.mentorg.com ([192.94.38.167]) by esa1.mentor.iphmx.com with ESMTP; 05 Nov 2019 10:32:01 -0800 IronPort-SDR: rQkuhp5YH/GoCIkQPE9m3wgYm52Njg0Avy/bc/BXqrtBn+aW0V//AE1Kp+S/v//qVfl/A1H/HS 09i/8y3qU+XIUVo2pAXtVLPW/2i4m8SanJkhN0ZgAdjb/5xTGm0tzhHN/8l14dHrKkHkz/5b5l 87gdV6nbKwUuiuT0Q0/MOwcq8I0z/jGmPuYMrs/qP0laCTWH7XduHro9GQwyhgnW0PshkyCduu F7BhEx5J9eaVreymXMp6wpvmXz2GuT2dXlK/Cnwc4Uy/BjqgTzhydBGyLKF5A/i6XBjq1/YZBD ZpE= Date: Tue, 05 Nov 2019 18:32:00 -0000 From: Joseph Myers To: Matthew Malcomson CC: "gcc-patches@gcc.gnu.org" , nd , "kcc@google.com" , "dvyukov@google.com" , Martin Liska , Richard Earnshaw , Kyrylo Tkachov , "dodji@redhat.com" , "jakub@redhat.com" , kasan-dev , Andrey Konovalov , Dmitry Vyukov Subject: Re: [PATCH 13/X] [libsanitizer][options] Add hwasan flags and argument parsing In-Reply-To: Message-ID: References: <157295142743.27946.1142544630216676787.scripted-patch-series@arm.com> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Return-Path: joseph@codesourcery.com X-SW-Source: 2019-11/txt/msg00333.txt.bz2 On Tue, 5 Nov 2019, Matthew Malcomson wrote: > +DEFHOOK > +(can_tag_addresses, > + "True if backend architecture naturally supports ignoring the top byte of\ > + pointers. This feature means that -fsanitize=hwaddress can work.", > + bool, (), default_memtag_can_tag_addresses) @option{-fsanitize=hwaddress} (and then regenerate tm.texi). -- Joseph S. Myers joseph@codesourcery.com