From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id CD5593858C62; Wed, 27 Dec 2023 21:13:31 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org CD5593858C62 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1703711611; bh=IOll6z5aLAC27TiJ6YcCpU2HRtq6RwFWbX/kPmT95Dw=; h=From:To:Subject:Date:In-Reply-To:References:From; b=GhE3kg4HTwlMj+FQKLigggsYwQb0sTdc/tB3Hal9xEZYc3fYitxL/1Qb0trTQ6x9C GtkWYm3GFw84VYDQUj/I+WoqMllTQFFvSaOZSbmrZRX9D4U8/k5L8mHhg1Hs2oodWa JN9uOMr6c4HqnF0/UUxvwD+rJeEkSvY2J/DPszgA= From: "dcb314 at hotmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/113137] [14 regression] Failed bootstrap with -O3 -march=znver2 Date: Wed, 27 Dec 2023 21:13:30 +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: X-Bugzilla-Severity: normal X-Bugzilla-Who: dcb314 at hotmail dot com X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: tnfchris at gcc dot gnu.org X-Bugzilla-Target-Milestone: 14.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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=3D113137 David Binderman changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dcb314 at hotmail dot com --- Comment #8 from David Binderman --- I see this one also in a build of package LFSC. $ ~/gcc/results/bin/gcc -c -w -O3 bug992.cc foundBugs $ ~/gcc/results/bin/gcc -c -w -O3 -march=3Dznver2 bug992.cc=20 /home/dcb38/rpmbuild/BUILD/LFSC-bbc1798864dbc328092356d4c01f02ddc39ea6bd/sr= c/code.cpp: In function =E2=80=98Expr* read_code()=E2=80=99: /home/dcb38/rpmbuild/BUILD/LFSC-bbc1798864dbc328092356d4c01f02ddc39ea6bd/sr= c/code.cpp:112:7: error: PHI node with wrong VUSE on edge from BB 114 112 | Expr *read_code() | ^~~~~~~~~ .MEM_824 =3D PHI <.MEM_1387(114)> expected .MEM_1042=