From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 5BE9E3858C20; Tue, 26 Dec 2023 06:55:25 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 5BE9E3858C20 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1703573725; bh=LZMilVHByxcTREZZXcRoP5TK8sPaebZr/XzyJ/kIUHA=; h=From:To:Subject:Date:From; b=lvLTZiNe5OV196oG8DqSicnJE7Pqyp7uO9RuTUJ6rR5V9ugiBtoHJQT0pcZPGNpWh CdpKOHIJJv1cEtOMmnSK8WWhE9aEyUrXcscbh238HRZrIbqTQPTwHGQENjBMP8gP0v lrNe5tto/5B6p30PITiFqAzk90HYl4sT7keuK1n4= From: "sjames at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/113144] New: [14 regression] ICE when building dpkg-1.21.15 in verify_dominators (error: dominator of 9 should be 48, not 12) Date: Tue, 26 Dec 2023 06:55:23 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: new 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: 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: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version bug_status bug_severity priority component assigned_to reporter target_milestone Message-ID: 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=3D113144 Bug ID: 113144 Summary: [14 regression] ICE when building dpkg-1.21.15 in verify_dominators (error: dominator of 9 should be 48, not 12) Product: gcc Version: 14.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-optimization Assignee: unassigned at gcc dot gnu.org Reporter: sjames at gcc dot gnu.org Target Milestone: --- Good morning! Hit this when building dpkg-1.21.15: ``` $ gcc -c tarfn.i -O3 -march=3Dznver2 tarfn.c: In function =E2=80=98tar_atosl=E2=80=99: tarfn.c:195:1: error: dominator of 9 should be 48, not 12 during GIMPLE pass: vect tarfn.c:195:1: internal compiler error: in verify_dominators, at dominance.cc:1194 0x561a07fcf5ea verify_dominators(cdi_direction) =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/dominance.cc:1= 194 0x561a091d1199 checking_verify_dominators(cdi_direction) =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/dominance.h:76 0x561a091d1199 slpeel_tree_duplicate_loop_to_edge_cfg(loop*, edge_def*, loo= p*, edge_def*, edge_def*, edge_def**, bool, vec*) =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-vect-loop= -manip.cc:1846 0x561a091d3b38 vect_do_peeling(_loop_vec_info*, tree_node*, tree_node*, tree_node**, tree_node**, tree_node**, int, bool, bool, tree_node**) =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-vect-loop= -manip.cc:3307 0x561a091c2dd7 vect_transform_loop(_loop_vec_info*, gimple*) =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-vect-loop= .cc:11911 0x561a0920b2f2 vect_transform_loops =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-vectorize= r.cc:1006 0x561a0920b956 try_vectorize_loop_1 =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-vectorize= r.cc:1152 0x561a0920b956 try_vectorize_loop =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-vectorize= r.cc:1182 0x561a0920bf74 execute =20=20=20=20=20=20=20 /usr/src/debug/sys-devel/gcc-14.0.0.9999/gcc-14.0.0.9999/gcc/tree-vectorize= r.cc:1298 Please submit a full bug report, with preprocessed source (by using -freport-bug). Please include the complete backtrace with any bug report. See for instructions. ``` ``` Using built-in specs. COLLECT_GCC=3Dgcc COLLECT_LTO_WRAPPER=3D/usr/libexec/gcc/x86_64-pc-linux-gnu/14/lto-wrapper Target: x86_64-pc-linux-gnu Configured with: /var/tmp/portage/sys-devel/gcc-14.0.0.9999/work/gcc-14.0.0.9999/configure --host=3Dx86_64-pc-linux-gnu --build=3Dx86_64-pc-linux-gnu --prefix=3D/usr --bindir=3D/usr/x86_64-pc-linux-gnu/gcc-bin/14 --includedir=3D/usr/lib/gcc/x86_64-pc-linux-gnu/14/include --datadir=3D/usr/share/gcc-data/x86_64-pc-linux-gnu/14 --mandir=3D/usr/share/gcc-data/x86_64-pc-linux-gnu/14/man --infodir=3D/usr/share/gcc-data/x86_64-pc-linux-gnu/14/info --with-gxx-include-dir=3D/usr/lib/gcc/x86_64-pc-linux-gnu/14/include/g++-v14 --disable-silent-rules --disable-dependency-tracking --with-python-dir=3D/share/gcc-data/x86_64-pc-linux-gnu/14/python --enable-languages=3Dc,c++,fortran --enable-obsolete --enable-secureplt --disable-werror --with-system-zlib --enable-nls --without-included-gettext --disable-libunwind-exceptions --enable-checking=3Dyes,extra,rtl,df --with-bugurl=3Dhttps://bugs.gentoo.org/ --with-pkgversion=3D'Gentoo 14.0.0= p, commit 2250dc0cc8c46999ad1c1d79b9aeed9056459bb6' --with-gcc-major-version-o= nly --enable-libstdcxx-time --enable-lto --disable-libstdcxx-pch --enable-shared --enable-threads=3Dposix --enable-__cxa_atexit --enable-clocale=3Dgnu --enable-multilib --with-multilib-list=3Dm32,m64 --disable-fixed-point --enable-targets=3Dall --enable-libgomp --disable-libssp --disable-libada --disable-cet --disable-systemtap --disable-valgrind-annotations --disable-vtable-verify --disable-libvtv --with-zstd --without-isl --enable-default-pie --enable-host-pie --disable-host-bind-now --enable-default-ssp Thread model: posix Supported LTO compression algorithms: zlib zstd gcc version 14.0.0 20231225 (experimental) 0beeddd6b1b1cb41104c4df925323e8fc0437ba8 (Gentoo 14.0.0 p, commit 2250dc0cc8c46999ad1c1d79b9aeed9056459bb6) ```=