From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 98BA6388CC1E; Thu, 28 Jan 2021 23:06:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 98BA6388CC1E From: "msebor at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/98503] [11 regression] -Warray-bounds false positive with global variables at -O2 since r11-3306-g3f9a497d1b0dd9da Date: Thu, 28 Jan 2021 23:06:04 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: diagnostic, patch X-Bugzilla-Severity: normal X-Bugzilla-Who: msebor at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: msebor at gcc dot gnu.org X-Bugzilla-Target-Milestone: 11.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: keywords component assigned_to bug_status 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 X-BeenThere: gcc-bugs@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-bugs mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Jan 2021 23:06:04 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D98503 Martin Sebor changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords| |patch Component|c |middle-end Assignee|unassigned at gcc dot gnu.org |msebor at gcc dot g= nu.org Status|REOPENED |ASSIGNED --- Comment #11 from Martin Sebor --- Patch to issue -Wstrict-aliasing instead of -Warray-bounds in the subset of cases when the member access is fully in bounds but the enclosing struct is not: https://gcc.gnu.org/pipermail/gcc-patches/2021-January/564483.html=