[Bug fortran/103474] ICE in simplify_cobound, at fortran/simplify.c:4415

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103474

--- Comment #2 from G. Steinmetz <gscfq@t-online.de> ---
Additionally :


$ cat z3.f90
program p
   type t
      integer :: a
   end type
   class(t) :: x[:]
   if ( any(lcobound(x) < 1) ) stop
end


$ cat zz1.f90
program p
   type t
      integer :: a
   end type
   class(t), allocatable :: x[:]
   print *, lcobound(x%a)
end


$ cat zz2.f90
program p
   type t
      integer :: a(2)
   end type
   class(t), allocatable :: x[:]
   print *, lcobound(x%a)
end


$ gfortran-12-20220123 -c zz1.f90 -fcoarray=single   # release version
f951: internal compiler error: in simplify_cobound, at fortran/simplify.cc:4383
0x77ac55 simplify_cobound
        ../../gcc/fortran/simplify.cc:4383
0x70210a do_simplify
        ../../gcc/fortran/intrinsic.cc:4676
0x70cfea gfc_intrinsic_func_interface(gfc_expr*, int)
        ../../gcc/fortran/intrinsic.cc:5055
0x761368 resolve_unknown_f
        ../../gcc/fortran/resolve.cc:2972
0x761368 resolve_function
        ../../gcc/fortran/resolve.cc:3329
0x761368 gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.cc:7169
0x767754 gfc_resolve_expr(gfc_expr*)
        ../../gcc/fortran/resolve.cc:7136
0x767754 gfc_resolve_code(gfc_code*, gfc_namespace*)
        ../../gcc/fortran/resolve.cc:11928
0x76610f gfc_resolve_blocks(gfc_code*, gfc_namespace*)
        ../../gcc/fortran/resolve.cc:10944
0x766468 gfc_resolve_code(gfc_code*, gfc_namespace*)
        ../../gcc/fortran/resolve.cc:11918
0x768da7 resolve_codes
        ../../gcc/fortran/resolve.cc:17537
0x768e6e gfc_resolve(gfc_namespace*)
        ../../gcc/fortran/resolve.cc:17572
0x751194 resolve_all_program_units
        ../../gcc/fortran/parse.cc:6586
0x751194 gfc_parse_file()
        ../../gcc/fortran/parse.cc:6842
0x79e86f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.cc:216