From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 414FB3858D1E; Sat, 1 Oct 2022 02:25:13 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 414FB3858D1E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1664591113; bh=dQWl5NS4YMfNyNNYNpHhrFq1r5TuMH2tBBmbAs2pBjU=; h=From:To:Subject:Date:In-Reply-To:References:From; b=bqQLa7JApAFrwzcjTOWFioGcCk2PQXy9DgfHFYcqoDkDEmptmUh97YjcZqwcwpNpF dFPoejp36W0SW5Nng3bbWBntS7WSWIHOlkO3KeOHb7hTac2NBH0pWn+/XONsv/zwKe TGfryD/zQ4UJXjtukKtSRwUsjjEYO5hQk3nZf5So= From: "bugdal at aerifal dot cx" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/107107] Wrong codegen from TBAA when stores to distinct same-mode types are collapsed? Date: Sat, 01 Oct 2022 02:25:11 +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: unknown X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: bugdal at aerifal dot cx 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=3D107107 --- Comment #1 from Rich Felker --- There's also a potentially related test case at https://godbolt.org/z/jfv1G= e6v4 - I'm not yet clear on whether it's likely to have the same root cause.=