https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95357
Bug ID: 95357
Summary: [11 Regression] ICE in vect_get_constant_vectors, at
tree-vect-slp.c:3655
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: marxin at gcc dot gnu.org
CC: rguenth at gcc dot gnu.org
Target Milestone: ---
Host: x86_64-linux-gnu
Target: ppc64-linux-gnu
I see this with a cross compiler:
$ ~/BIG/bin/ppc64/dev/shm/buildbot/install/gcc/bin/ppc64-linux-gnu-gcc
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/vshift-5.c -Ofast -mcrypto
during GIMPLE pass: slp
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/vshift-5.c: In function ‘f1’:
/home/marxin/Programming/gcc/gcc/testsuite/gcc.dg/vshift-5.c:8:1: internal
compiler error: in vect_get_constant_vectors, at tree-vect-slp.c:3655
8 | f1 (void)
| ^~
0x5ad8a5 vect_get_constant_vectors
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-slp.c:3655
0xcf90d1 vect_get_slp_defs(vec_info*, _slp_tree*, vec<vec<tree_node*, va_heap,
vl_ptr>, va_heap, vl_ptr>*, unsigned int)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-slp.c:3887
0xcb9623 vect_get_vec_defs(vec_info*, tree_node*, tree_node*, _stmt_vec_info*,
vec<tree_node*, va_heap, vl_ptr>*, vec<tree_node*, va_heap, vl_ptr>*,
_slp_tree*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-stmts.c:1636
0xcbe7e9 vectorizable_shift
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-stmts.c:5900
0xcd2aee vect_transform_stmt(vec_info*, _stmt_vec_info*, gimple_stmt_iterator*,
_slp_tree*, _slp_instance*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-stmts.c:11182
0xcf6ea0 vect_schedule_slp_instance
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-slp.c:4235
0xcf6f88 vect_schedule_slp_instance
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-slp.c:4127
0xd02142 vect_schedule_slp(vec_info*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-slp.c:4359
0xd02e40 vect_slp_bb_region
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-slp.c:3318
0xd02e40 vect_slp_bb(basic_block_def*)
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vect-slp.c:3441
0xd043ff execute
/home/marxin/BIG/buildbot/buildworker/marxinbox-gcc-trunk-ppc64/build/gcc/tree-vectorizer.c:1320
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
