[Bug c/113489] New: aarch64: ICE on gcc/gcc/tree-vect-slp.cc

["adhemerval.zanella at linaro dot org" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113489

            Bug ID: 113489
           Summary: aarch64: ICE on gcc/gcc/tree-vect-slp.cc
           Product: gcc
           Version: 14.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
          Assignee: unassigned at gcc dot gnu.org
          Reporter: adhemerval.zanella at linaro dot org
  Target Milestone: ---

The gcc/gcc/tree-vect-slp.cc torture testcase triggered a ICE:

spawn -ignore SIGHUP
/home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/builds/destdir/x86_64-pc-linux-gnu/bin/aarch64-linux-gnu-gcc
--sysroot=/home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/builds/destdir/x86_64-pc-linux-gnu/aarch64-linux-gnu/libc
/home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/snapshots/gcc.git~master/gcc/testsuite/gcc.dg/torture/neon-sve-bridge.c
-fdiagnostics-plain-output -O2 -march=armv8.2-a+sve -lm -o
./neon-sve-bridge.exe
during GIMPLE pass: slp
/home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/snapshots/gcc.git~master/gcc/testsuite/gcc.dg/torture/neon-sve-bridge.c:
In function 'svset_neonq_test':
/home/tcwg-buildslave/workspace/tcwg_gnu_0/abe/snapshots/gcc.git~master/gcc/testsuite/gcc.dg/torture/neon-sve-bridge.c:23:1:
internal compiler error: in to_constant, at poly-int.h:588
0x8889b6 poly_int<2u, unsigned long>::to_constant() const
        ../../../../../../gcc/gcc/poly-int.h:588
0x1374095 poly_int<2u, unsigned long>::to_constant() const
        ../../../../../../gcc/gcc/poly-int.h:586
0x1374095 vectorizable_slp_permutation_1
        ../../../../../../gcc/gcc/tree-vect-slp.cc:9020
0x1388372 vectorizable_slp_permutation
        ../../../../../../gcc/gcc/tree-vect-slp.cc:9183
0x1388372 vect_slp_analyze_node_operations_1
        ../../../../../../gcc/gcc/tree-vect-slp.cc:6141
0x1388372 vect_slp_analyze_node_operations
        ../../../../../../gcc/gcc/tree-vect-slp.cc:6357
0x1387d51 vect_slp_analyze_node_operations
        ../../../../../../gcc/gcc/tree-vect-slp.cc:6336
0x1389bad vect_slp_analyze_operations(vec_info*)
        ../../../../../../gcc/gcc/tree-vect-slp.cc:6747
0x138ef85 vect_slp_analyze_bb_1
        ../../../../../../gcc/gcc/tree-vect-slp.cc:7749
0x138ef85 vect_slp_region
        ../../../../../../gcc/gcc/tree-vect-slp.cc:7796
0x1391143 vect_slp_bbs
        ../../../../../../gcc/gcc/tree-vect-slp.cc:8007
0x13916e4 vect_slp_function(function*)
        ../../../../../../gcc/gcc/tree-vect-slp.cc:8129
0x139c1d2 execute
        ../../../../../../gcc/gcc/tree-vectorizer.cc:1533
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.
compiler exited with status 1
output is:
during GIMPLE pass: slp

The configuration used can be found at
https://ci.linaro.org/job/tcwg_gnu_cross_check_gcc--master-aarch64-build/1215/artifact/artifacts/08-build_abe-stage2/console.log.xy
(line 356).