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 40CCD388A834; Fri, 28 Aug 2020 10:12:06 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 40CCD388A834
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
 s=default; t=1598609526;
 bh=6On1Gj1cw7ZnPgUm/t5fsu1DYLcB2U4U5S+6nkk+pZA=;
 h=From:To:Subject:Date:In-Reply-To:References:From;
 b=Z2Hin8mCJKv0jI3Q6AMIEr8Bjoc6uKtnoKM4W6UDVorXD6xrC2dL6eD9GO9TNrJYy
 hwBg1DiMaIh3SErgYfVwUOQqyYcTkpJxeKFZGudxrf555Nn4wJdrh9TZLk4HWp7RLM
 G4xaaXptaTp3CeIgfVYnwcR/tKfN6rrAl7mvtOpI=
From: "rguenther at suse dot de" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/96466] [11 Regression] ICE: in
 gimple_expand_vec_cond_expr, at gimple-isel.cc:122 with -Og
 -finline-functions-called-once -fno-tree-ccp
Date: Fri, 28 Aug 2020 10:12:05 +0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: tree-optimization
X-Bugzilla-Version: 11.0
X-Bugzilla-Keywords: ice-on-valid-code
X-Bugzilla-Severity: normal
X-Bugzilla-Who: rguenther at suse dot de
X-Bugzilla-Status: ASSIGNED
X-Bugzilla-Resolution: 
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: marxin at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 11.0
X-Bugzilla-Flags: 
X-Bugzilla-Changed-Fields: 
Message-ID: <bug-96466-4-IofO6XooTE@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-96466-4@http.gcc.gnu.org/bugzilla/>
References: <bug-96466-4@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
X-BeenThere: gcc-bugs@gcc.gnu.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Gcc-bugs mailing list <gcc-bugs.gcc.gnu.org>
List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=unsubscribe>
List-Archive: <https://gcc.gnu.org/pipermail/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-request@gcc.gnu.org?subject=help>
List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-bugs>,
 <mailto:gcc-bugs-request@gcc.gnu.org?subject=subscribe>
X-List-Received-Date: Fri, 28 Aug 2020 10:12:06 -0000

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96466

--- Comment #8 from rguenther at suse dot de <rguenther at suse dot de> ---
On Fri, 28 Aug 2020, marxin at gcc dot gnu.org wrote:

> https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D96466
>=20
> --- Comment #7 from Martin Li=C5=A1ka <marxin at gcc dot gnu.org> ---
> > As said you have to fake "regular" non-bool comparison operands,
> > best based on the COND_EXPRs operand types (using integer types
> > of the same size)
>=20
> All right, do you mean something like what we do in
> tree-vect-generic.c:422-457?

Yeah.

> Or is the isel pass the right place for the fake comparison?

Sure, only ISEL knows that it needs it.=