From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id D1B213858D32; Tue, 18 Oct 2022 23:37:52 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D1B213858D32 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1666136272; bh=AAxjAJvjDwdRvQEbGRCvk96TD9vU/3MpRwDpyyiVeJk=; h=From:To:Subject:Date:In-Reply-To:References:From; b=rMm3mrHrB0fEQ2w9EqyfArUo6ZvWrOf/yVRUUfGFF2r7r2hn701YxF7uSVMWFbbid hH5TqEKbcEAxIb5ftiuhu++AAyZnSqp1EjL8BtFzyXbWT/jCw2WIj9Ory4GRdpVLE9 RHgC/6ZZ5TQWvIXze8U3Og9plfItJ66Qd8Ganttk= From: "crazylht at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/107304] internal compiler error: in convert_move, at expr.cc:220 with -march=tigerlake Date: Tue, 18 Oct 2022 23:37:52 +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: 12.2.0 X-Bugzilla-Keywords: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: crazylht at gmail dot com 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: 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=3D107304 --- Comment #6 from Hongtao.liu --- (In reply to Hongtao.liu from comment #5) > (In reply to H.J. Lu from comment #4) > > Since the default is -march=3Dtigerlake, it enables AVX512 in the middl= e end. > > When "arch=3Dalderlake" disables AVX512, we fails to expand AVX512 to > > non-AVX512 > > ISAs. It means that target_clones can't be more restrictive than the > > default. We > > should provide better diagnostics. >=20 > Is there any place checking ISA difference for target_clones? ix86_valid_target_attribute_inner_p?=