https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117147
Bug ID: 117147
Summary: [15 regression] ICE when building vtk-9.3.0 (crash in
vect_build_slp_tree_1)
Product: gcc
Version: 15.0
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: ---
Created attachment 59351
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=59351&action=edit
vtkPCAStatistics.cxx.ii.xz
```
# g++ -O2 -mprefer-vector-width=512 -fno-vect-cost-model -fvisibility=hidden
-fvisibility-inlines-hidden -pipe -c vtkPCAStatistics.cxx.ii
-march=sapphirerapids -mabm -mno-sgx -mrtm -mshstk
--param=l1-cache-line-size=64 --param=l1-cache-size=48
--param=l2-cache-size=76800
during GIMPLE pass: vect
/var/tmp/portage/sci-libs/vtk-9.3.0-r3/work/VTK-9.3.0/Filters/Statistics/vtkPCAStatistics.cxx:
In member function ‘virtual void vtkPCAStatistics::Test(vtkTable*,
vtkMultiBlockDataSet*, vtkTable*)’:
/var/tmp/portage/sci-libs/vtk-9.3.0-r3/work/VTK-9.3.0/Filters/Statistics/vtkPCAStatistics.cxx:752:6:
internal compiler error: Segmentation fault
0x5a5b54a39e1b internal_error(char const*, ...)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/diagnostic-global-context.cc:517
0x5a5b5425892d crash_signal
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/toplev.cc:322
0x703eede1e3ef ???
/usr/src/debug/sys-libs/glibc-2.40-r5/glibc-2.40/signal/../sysdeps/unix/sysv/linux/x86_64/libc_sigaction.c:0
0x5a5b552ae0df vect_build_slp_tree_1
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:1459
0x5a5b55655f42 vect_build_slp_tree_2
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:1966
0x5a5b55652e61 vect_build_slp_tree
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:1793
0x5a5b556561ad vect_build_slp_tree_2
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:2687
0x5a5b55652e61 vect_build_slp_tree
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:1793
0x5a5b556561ad vect_build_slp_tree_2
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:2687
0x5a5b55652e61 vect_build_slp_tree
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:1793
0x5a5b55651b96 vect_build_slp_instance
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:3790
0x5a5b5529d56f vect_analyze_slp(vec_info*, unsigned int, bool)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-slp.cc:4781
0x5a5b556a5785 vect_analyze_loop_2
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-loop.cc:2885
0x5a5b556a3eb6 vect_analyze_loop_1
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-loop.cc:3454
0x5a5b553c9c2a vect_analyze_loop(loop*, gimple*, vec_info_shared*)
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vect-loop.cc:3614
0x5a5b556a1e6d try_vectorize_loop_1
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vectorizer.cc:1072
0x5a5b556a1e6d try_vectorize_loop
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vectorizer.cc:1189
0x5a5b553ba0a5 execute
/usr/src/debug/sys-devel/gcc-15.0.9999/gcc-15.0.9999/gcc/tree-vectorizer.cc:1305
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://bugs.gentoo.org/> for instructions.
```
