[Bug fortran/103367] New: [11/12 Regression] ICE in gfc_conv_array_initializer, at fortran/trans-array.c:6377

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103367

            Bug ID: 103367
           Summary: [11/12 Regression] ICE in gfc_conv_array_initializer,
                    at fortran/trans-array.c:6377
           Product: gcc
           Version: 12.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Changed between 20211003 and 20211010 :
(follow-up of pr102817)


$ cat z1.f90
program p
   type t
      integer :: a(1,2) = 3
   end type
   type(t), parameter :: x(1) = t(4)
   integer :: y(1,2) = (x(b)%a)
   print *, y
end


$ gfortran-12-20211121 -c z1.f90
z1.f90:6:26:

    6 |    integer :: y(1,2) = (x(b)%a)
      |                          1
Warning: Legacy Extension: REAL array index at (1)
z1.f90:1:9:

    1 | program p
      |         1
internal compiler error: in gfc_conv_array_initializer, at
fortran/trans-array.c:6377
0x865e1a gfc_conv_array_initializer(tree_node*, gfc_expr*)
        ../../gcc/fortran/trans-array.c:6377
0x893b60 gfc_conv_initializer(gfc_expr*, gfc_typespec*, tree_node*, bool, bool,
bool)
        ../../gcc/fortran/trans-expr.c:8375
0x874f2b gfc_get_symbol_decl(gfc_symbol*)
        ../../gcc/fortran/trans-decl.c:1941
0x87770f generate_local_decl
        ../../gcc/fortran/trans-decl.c:5848
0x833a42 do_traverse_symtree
        ../../gcc/fortran/symbol.c:4174
0x87884c generate_local_vars
        ../../gcc/fortran/trans-decl.c:6054
0x87884c gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.c:7579
0x7fbd3e translate_all_program_units
        ../../gcc/fortran/parse.c:6638
0x7fbd3e gfc_parse_file()
        ../../gcc/fortran/parse.c:6925
0x848a6f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:216