From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 8EA743858C41; Wed, 10 Jan 2024 13:56:37 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 8EA743858C41 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1704894997; bh=9aG5SjLDx1vru6R1KjEfEl/iymOkLEEVEGBbHUibHwA=; h=From:To:Subject:Date:In-Reply-To:References:From; b=TfLFe6SGROIAXQtCFY7Wlq7BYCk49h2mm9FMmYEjb/PDWmcs1wMR5hoEzv12X9OFc 80mY+5FO8YpNAG1tTVia5WEfSu11xGyvPNZLdYxd4lf6hTEfYa0Y5oFBYg+D92fPOK QBA4HLit0dkRP5wEnUR5CrkK1+cf3/b9vn09RA7s= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/112740] [14 Regression] wrong code with vector compare on riscv64 at -O0 Date: Wed, 10 Jan 2024 13:56:37 +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: 14.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: rguenth at gcc dot gnu.org X-Bugzilla-Target-Milestone: 14.0 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=3D112740 --- Comment #13 from Richard Biener --- The issue is the code expects 1-bit masks but doesn't check for it. Of cou= rse it would also work for multi-bit masks, not sure if that would ever trigger= - maybe for vector lowering code.=