From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
	id 40DD438432D8; Thu, 18 May 2023 13:00:48 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 40DD438432D8
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
	s=default; t=1684414848;
	bh=7LcecsgXpTZyMAVfarPRBTt1nE3OFJCtgKN7LXsh+8w=;
	h=From:To:Subject:Date:In-Reply-To:References:From;
	b=N5GGnV6QPfwDQz6zUeQTxtRcAxWmQFBBAfFTgdt2U3WGmewZdbXYd26qa9mPb2CUQ
	 zdepV8pUiETu1vAjlg5HeX2TafJ14dTRup2tJFrx5h2FTWal3/Qm72DwD9Ky2JA4yQ
	 qwy9MPVftLaN+Xgc/vFlcd+d+niY1ij3S+kD1Cqs=
From: "hubicka at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/109849] suboptimal code for vector walking loop
Date: Thu, 18 May 2023 13:00:48 +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: 13.0
X-Bugzilla-Keywords: missed-optimization
X-Bugzilla-Severity: normal
X-Bugzilla-Who: hubicka at gcc dot gnu.org
X-Bugzilla-Status: NEW
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: <bug-109849-4-CxRHd3TVzq@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-109849-4@http.gcc.gnu.org/bugzilla/>
References: <bug-109849-4@http.gcc.gnu.org/bugzilla/>
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: <gcc-bugs.sourceware.org>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D109849

--- Comment #10 from Jan Hubicka <hubicka at gcc dot gnu.org> ---
Thanks. I tested the patch on jpegxl and it does not help there (I guess
becuase the redundancy there is partial). But it is cool we compile at least
the simplified testcase well.=