[Bug target/86877] New: ICE in vectorizable_load, at tree-vect-stmts.c:8038

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86877

            Bug ID: 86877
           Summary: ICE in vectorizable_load, at tree-vect-stmts.c:8038
           Product: gcc
           Version: 9.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: target
          Assignee: unassigned at gcc dot gnu.org
          Reporter: marxin at gcc dot gnu.org
  Target Milestone: ---
              Host: x86_64-linux-gnu
            Target: aarch64-linux-gnu

Following ICEs:

$ ./xgcc -B.
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/vect/vect-8.f90 --param
vect-epilogues-nomask=1 -Ofast -mstrict-align
during GIMPLE pass: vect
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/vect/vect-8.f90:11:0:

 SUBROUTINE kernel(tk)

internal compiler error: in vectorizable_load, at tree-vect-stmts.c:8038
0x1473fd7 vectorizable_load
        /home/marxin/Programming/gcc/gcc/tree-vect-stmts.c:8038
0x1479c1e vect_transform_stmt(_stmt_vec_info*, gimple_stmt_iterator*,
_slp_tree*, _slp_instance*)
        /home/marxin/Programming/gcc/gcc/tree-vect-stmts.c:9715
0x149dd52 vect_transform_loop_stmt
        /home/marxin/Programming/gcc/gcc/tree-vect-loop.c:8224
0x149eaa6 vect_transform_loop(_loop_vec_info*)
        /home/marxin/Programming/gcc/gcc/tree-vect-loop.c:8446
0x14c565d try_vectorize_loop_1
        /home/marxin/Programming/gcc/gcc/tree-vectorizer.c:945
0x14c583b try_vectorize_loop_1
        /home/marxin/Programming/gcc/gcc/tree-vectorizer.c:978
0x14c58f7 try_vectorize_loop
        /home/marxin/Programming/gcc/gcc/tree-vectorizer.c:995
0x14c5ad3 vectorize_loops()
        /home/marxin/Programming/gcc/gcc/tree-vectorizer.c:1077
0x13549f5 execute
        /home/marxin/Programming/gcc/gcc/tree-ssa-loop.c:414