From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id D7860385840D; Fri, 6 Jan 2023 06:31:33 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D7860385840D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1672986693; bh=7oOEyxM5EZct6lTqJ+jk5vEncm9fI/p/gvdy0RdiZpI=; h=From:To:Subject:Date:In-Reply-To:References:From; b=TdlPY5KlGxE+XU4miwByncrH/v0RZB/1sxrlgk5luFsWpVKcHkNzQD7b9Vs0X7eAL LbzNmaKvukpRoucSMVClBqIS6zZsU+JHSqVd5vZZkuf8CSQ/PmRAjq55nzjn2G3cTh UDj3TkkrPg8H4ZjyuCr1XO3XSCyReaHtEZD8rvis= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/108306] false-positive -Warray-bounds warning emitted with -fsanitize=shift Date: Fri, 06 Jan 2023 06:31:33 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D108306 --- Comment #4 from Andrew Pinski --- The documentation now has: Note that sanitizers tend to increase the rate of false positive warnings, most notably those around @option{-Wmaybe-uninitialized}. We recommend against combining @option{-Werror} and [the use of] sanitizers.=