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From: "pinskia at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug tree-optimization/116791] [15 Regression] ICE in operator[], at
 vec.h:910
Date: Fri, 20 Sep 2024 17:22:53 +0000
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X-Bugzilla-Component: tree-optimization
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X-Bugzilla-Keywords: ice-on-valid-code
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D116791

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Full backtrace for r15-3741-gee3efe06c9c49c :
apinski@xeond:~/src/upstream-gcc/gcc/objdir/gcc$ ./cc1 ../../../t.i -quiet =
-O2
-mavx2
during GIMPLE pass: vect
../mesa-9999/src/gallium/frontends/nine/nine_ff.c: In function
=E2=80=98nine_ff_update=E2=80=99:
../mesa-9999/src/gallium/frontends/nine/nine_ff.c:2073:1: internal compiler
error: in operator[], at vec.h:910
0x259abce internal_error(char const*, ...)
        /home/apinski/src/upstream-gcc/gcc/gcc/diagnostic-global-context.cc=
:517
0x9d5e87 fancy_abort(char const*, int, char const*)
        /home/apinski/src/upstream-gcc/gcc/gcc/diagnostic.cc:1657
0x8e72c0 vec<edge_def*, va_gc, vl_embed>::operator[](unsigned int)
        /home/apinski/src/upstream-gcc/gcc/gcc/vec.h:910
0x8e7dea vec<tree_node*, va_heap, vl_embed>::operator[](unsigned int)
        /home/apinski/src/upstream-gcc/gcc/gcc/tree.h:3788
0x8e7dea vec<tree_node*, va_heap, vl_ptr>::operator[](unsigned int) const
        /home/apinski/src/upstream-gcc/gcc/gcc/vec.h:1590
0x8e7dea vect_transform_slp_perm_load_1
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:9943
0x1445338 vect_transform_slp_perm_load(vec_info*, _slp_tree*, vec<tree_node=
*,
va_heap, vl_ptr> const&, gimple_stmt_iterator*, poly_int<1u, unsigned long>,
bool, unsigned int*, unsigned int*, bool)
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10051
0x13ef3dd vectorizable_load
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-stmts.cc:10524
0x13faa37 vect_transform_stmt(vec_info*, _stmt_vec_info*,
gimple_stmt_iterator*, _slp_tree*, _slp_instance*)
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-stmts.cc:13515
0x1448688 vect_schedule_slp_node
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10683
0x1460d1e vect_schedule_slp_node
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10470
0x1460d1e vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10921
0x1460ca3 vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10902
0x1460ca3 vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10902
0x1460ca3 vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10902
0x1460ca3 vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10902
0x1460ca3 vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10902
0x1460ca3 vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10902
0x1460ca3 vect_schedule_scc
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:10902
0x146132c vect_schedule_slp(vec_info*, vec<_slp_instance*, va_heap, vl_ptr>
const&)
        /home/apinski/src/upstream-gcc/gcc/gcc/tree-vect-slp.cc:11066
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.=