From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 445CE3858C55; Mon, 17 Oct 2022 07:54:38 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 445CE3858C55 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1665993278; bh=abSXTFr5Y0LXmdukp0bM6GJzWJ5HSb2Eivnl7kv3cyg=; h=From:To:Subject:Date:In-Reply-To:References:From; b=iupZ1u07ueB++PfOj5nZHejThSN3vh7aGRZTHLo6O4oab4oIKLOS43macVgT+C4tJ fO+7hoC3KnU4LXHZ/l4CuBcPiAm63yEmqAyx3gY/Pjjd1jyvsFWqpfBjsA8g+2Hgy6 E56X3HsFwHLn2kwes2PVfYzydE0o8zPmvAejLvxQ= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/107271] [13 Regression] ICE: in expand_vec_perm_shufps_shufps, at config/i386/i386-expand.cc:19676 with __builtin_shuffle() Date: Mon, 17 Oct 2022 07:54:37 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: rguenth 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: 13.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: everconfirmed target_milestone bug_status cf_reconfirmed_on 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=3D107271 Richard Biener changed: What |Removed |Added ---------------------------------------------------------------------------- Ever confirmed|0 |1 Target Milestone|--- |13.0 Status|UNCONFIRMED |NEW Last reconfirmed| |2022-10-17 --- Comment #1 from Richard Biener --- 19675 /* When lone_idx is not 0, it must from second op(count =3D= =3D 1).=20 */ 19676 gcc_assert (count =3D=3D (lone_idx ? 1 : 3)); (gdb) p count $5 =3D 3 (gdb) p lone_idx $6 =3D 3 and d->perm[] is { 7, 4, 4, 0 } maybe the function expects some canonicalization that isn't done?=