From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 17DE838708B8; Tue, 2 May 2023 12:04:05 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 17DE838708B8 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1683029046; bh=pjDGj00HGXAo6KZVv8zoOL0gPu0vD3oeexyZWIiYzUE=; h=From:To:Subject:Date:In-Reply-To:References:From; b=Q/vx7detl8TcSkOjIM9JFAj+Bick35aXyZjUqSsp8n/tbVNbbzGnRR8F94VnLReuz teTr+vVhSdJ16frGm9o7/KrEj3L+TI1+ou0OGBfagJ54Eg5mUUDS92ymXfYkIyHINL mfs5XcI+3VRwJ8GLZlagwwYgKZwWN0YmWQlusQl8= From: "cvs-commit at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/109585] [10/11 regression] Carla/sord miscompiled with -O2 on ARM64 with flexible array member Date: Tue, 02 May 2023 12:04:04 +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: cvs-commit at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: 10.5 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=3D109585 --- Comment #27 from CVS Commits --- The releases/gcc-11 branch has been updated by Richard Biener : https://gcc.gnu.org/g:e54ecbcbe625847f384b11c41562038477a3eb2c commit r11-10678-ge54ecbcbe625847f384b11c41562038477a3eb2c Author: Richard Biener Date: Mon Apr 24 13:31:07 2023 +0200 rtl-optimization/109585 - alias analysis typo When r10-514-gc6b84edb6110dd2b4fb improved access path analysis it introduced a typo that triggers when there's an access to a trailing array in the first access path leading to false disambiguation. PR rtl-optimization/109585 * tree-ssa-alias.c (aliasing_component_refs_p): Fix typo. * gcc.dg/torture/pr109585.c: New testcase. (cherry picked from commit 6d4bd27a60447c7505cb4783e675e98a191a8904)=