[Bug tree-optimization/94965] New: [11 Regression] ICE during SLP since r11-59-g308bc496884706af4b3077171cbac684c7a6f7c6

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94965

            Bug ID: 94965
           Summary: [11 Regression] ICE during SLP since
                    r11-59-g308bc496884706af4b3077171cbac684c7a6f7c6
           Product: gcc
           Version: 10.0
            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: ppc64le-linux-gnu

I see the following ICE:

$ /dev/shm/gcc-objdir-bisect/gcc/xgcc -B/dev/shm/gcc-objdir-bisect/gcc
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/aliasing_dummy_4.f90
--param=scev-max-expr-size=0 -mno-vsx -O3 -c
during GIMPLE pass: slp
/home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/aliasing_dummy_4.f90:8:0:

    8 | program  test_f90
      | 
internal compiler error: Segmentation fault
0x7ffff78fef1f ???
       
/usr/src/debug/glibc-2.31-4.1.x86_64/signal/../sysdeps/unix/sysv/linux/x86_64/sigaction.c:0
0x7ffff78e9cea __libc_start_main
        ../csu/libc-start.c:308
0x8fdf59 ???
        ../sysdeps/x86_64/start.S:120