From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id DF7613858D1E; Wed, 20 Mar 2024 21:27:26 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org DF7613858D1E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1710970046; bh=NN836X7b8aRDwprCPefkcO/1PG/EiAH/3L07AlBwU/I=; h=From:To:Subject:Date:In-Reply-To:References:From; b=WdADHynMwpjmzANv81OyA41IxWMDjwBM6xr8HTBlveVV3yKctE4z8EcMH3lZaZu5s 2UiGCkpg23EcgIhPykDu+S65GZZjqufiabhdcsbpmHiHChen5H1TrW4cTL/CkzQ6eP QCCZtiOxQWXYom4FX6Og01m86nTYQIxUARHYG94I= From: "sjames at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/114403] [14 regression] LLVM miscompiled with -O3 -march=znver2 -fno-vect-cost-model since r14-6822-g01f4251b8775c8 Date: Wed, 20 Mar 2024 21:27:26 +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: 14.0 X-Bugzilla-Keywords: needs-reduction, 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: 14.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: attachments.created 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=3D114403 --- Comment #4 from Sam James --- Created attachment 57752 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D57752&action=3Dedit EarlyCSE.cpp.ii.xz The bad object seems to be EarlyCSE.cpp.o. Building it with -O0 makes things work.=