From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 94EC03858CDB; Mon, 13 May 2024 01:18:10 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 94EC03858CDB DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1715563090; bh=AUWwwmKAkLG732NNyPn7fGroCj3vy+ovs5RkvbO4MMQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=MfGCXJHbnE1PjD5CWdGWjasowKFVlKi0wIXg7582a2XE34K7++qCEpOPexTik+MYk a3qfBe9D4tduySxWOmx4NFi/XTjOqm62yoH9DSn2q7IzMfMzKNroP2zhPDALUjkYM5 7VtSDUvWRKgln11PneVmGwc9cP1k8Ezr6Y1As7Dk= From: "sjames at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/115056] [14/15 regression] Miscompilation (also triggering -Wstringop-overflow and -Warray-bounds warning) when -O2 or higher Date: Mon, 13 May 2024 01:18:10 +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: 14.1.1 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: sjames 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: 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=3D115056 --- Comment #9 from Sam James --- The issue is we need a program which no UB which has the bad symptoms. I can fix it up but that doesn't mean it has the symptoms you originally saw which made you report a bug.=