[Bug fortran/106987] New: [10/11/12/13 Regression] ICE in simplify_intrinsic_op, at fortran/expr.cc:1305

["gscfq@t-online.de" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106987

            Bug ID: 106987
           Summary: [10/11/12/13 Regression] ICE in simplify_intrinsic_op,
                    at fortran/expr.cc:1305
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Started with r6 :


$ cat z1.f90
program p
!  integer, parameter :: a(1) = 31
   integer, parameter :: b(1) = 32
   integer, parameter :: c(1) = 33
!  print *, 2**a
   print *, 2**b
   print *, 2**c
end


$ gfortran-13-20220918 -c z1.f90
z1.f90:6:13:

    6 |    print *, 2**b
      |             1
Error: Arithmetic overflow at (1)
*** Error in `.../lib/gcc/x86_64-pc-linux-gnu/13.0.0/f951': free(): invalid
pointer: 0x0000000004260358 ***
f951: internal compiler error: Aborted
0xf3a72f crash_signal
        ../../gcc/toplev.cc:314
0x7f9af2 simplify_intrinsic_op
        ../../gcc/fortran/expr.cc:1305
0x7f9af2 gfc_simplify_expr(gfc_expr*, int)
        ../../gcc/fortran/expr.cc:2281
0x86ac39 resolve_operator
        ../../gcc/fortran/resolve.cc:4511
0x866fcf gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.cc:7187
0x86f8bc gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.cc:7161
0x86f8bc gfc_resolve_code(gfc_code*, gfc_namespace*)
        ../../gcc/fortran/resolve.cc:11974
0x86e34f gfc_resolve_blocks(gfc_code*, gfc_namespace*)
        ../../gcc/fortran/resolve.cc:10972
0x86e6a8 gfc_resolve_code(gfc_code*, gfc_namespace*)
        ../../gcc/fortran/resolve.cc:11964
0x871457 resolve_codes
        ../../gcc/fortran/resolve.cc:17617
0x87151e gfc_resolve(gfc_namespace*)
        ../../gcc/fortran/resolve.cc:17652
0x8592e4 resolve_all_program_units
        ../../gcc/fortran/parse.cc:6606
0x8592e4 gfc_parse_file()
        ../../gcc/fortran/parse.cc:6862
0x8a7ccf gfc_be_parse_file
        ../../gcc/fortran/f95-lang.cc:229