From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 86D0A3858435; Fri, 21 Jan 2022 13:42:26 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 86D0A3858435 From: "marxin at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug sanitizer/99673] [11 Regression] bogus -Wstringop-overread warning with address sanitizer due to member address substitution Date: Fri, 21 Jan 2022 13:42:26 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: sanitizer X-Bugzilla-Version: 11.0 X-Bugzilla-Keywords: diagnostic X-Bugzilla-Severity: normal X-Bugzilla-Who: marxin at gcc dot gnu.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 11.3 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: keywords 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: Fri, 21 Jan 2022 13:42:26 -0000 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D99673 Martin Li=C5=A1ka changed: What |Removed |Added ---------------------------------------------------------------------------- Keywords|needs-bisection | --- Comment #10 from Martin Li=C5=A1ka --- (In reply to Martin Sebor from comment #1) > A further reduced/simplified test case is below. The root cause is simil= ar > to the one discussed in pr99578 comment 8. >=20 > $ cat pr99673.c && gcc -Os -S -Wall -fsanitize=3Daddress > -fno-inline-functions-called-once -m32 pr99673.c This was fixed with r12-5465-g911b633803dcbb29 and started with r11-3305-gbaad4c48a85a354d.=