From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id CB77B3858C78; Sun, 23 Apr 2023 07:55:35 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org CB77B3858C78 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1682236535; bh=ivxIQ7b5LICzgjrwg3xJSZvpOn9mQrZWyrO3GHfVs7U=; h=From:To:Subject:Date:In-Reply-To:References:From; b=t2o/97VX6XZAcU1VIdPgLWR+sFhYnna6Mu2issv6VMxBVgXVoHDqAqi5U9J6z7WAj s1BDICBh2OhOdckkCFzGfHSo2KCB9qhz4O3QMKFjLbxKCohB3wYzQC9rDWPhHIMVOV kODxYsm6ZaaY8zwfkPl/ygRmbGd+7Nx9e2/2ZarM= From: "xry111 at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/109585] [10/11/12/13/14 regression] Carla/sord miscompiled with -O2 on ARM64 with flexible array member Date: Sun, 23 Apr 2023 07:55:35 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 12.1.0 X-Bugzilla-Keywords: alias, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: xry111 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: short_desc 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=3D109585 Xi Ruoyao changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|Carla/sord miscompiled with |[10/11/12/13/14 regression] |-O2 on ARM64 with flexible |Carla/sord miscompiled with |array member |-O2 on ARM64 with flexible | |array member --- Comment #17 from Xi Ruoyao --- With GCC 9 it was fine, but not GCC 10. I guess we can try a bisect...=