[Bug fortran/95542] New: ICE in gfc_get_symbol_decl, at fortran/trans-decl.c:1649

[gs...@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=95542

            Bug ID: 95542
           Summary: ICE in gfc_get_symbol_decl, at
                    fortran/trans-decl.c:1649
           Product: gcc
           Version: 11.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gs...@t-online.de
  Target Milestone: ---

Affects versions down to at least r5 :


$ cat z1.f90
function f()
   character(:), allocatable :: f
   call s
contains
   subroutine s
      f = 'abc'
   end
end


$ cat z2.f90
function f()
   character(:), pointer :: f
   call s
contains
   subroutine s
      f = 'abc'
   end
end


$ gfortran-11-20200531 -c z1.f90
z1.f90:6:0:

    6 |       f = 'abc'
      |
internal compiler error: in gfc_get_symbol_decl, at fortran/trans-decl.c:1649
0x72770b gfc_get_symbol_decl(gfc_symbol*)
        ../../gcc/fortran/trans-decl.c:1646
0x735e68 gfc_conv_variable
        ../../gcc/fortran/trans-expr.c:2734
0x73207a gfc_conv_expr(gfc_se*, gfc_expr*)
        ../../gcc/fortran/trans-expr.c:8690
0x741abf gfc_trans_assignment_1
        ../../gcc/fortran/trans-expr.c:10920
0x701537 trans_code
        ../../gcc/fortran/trans.c:1864
0x72ad24 gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.c:6840
0x72ab24 gfc_generate_contained_functions
        ../../gcc/fortran/trans-decl.c:5835
0x72ab24 gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.c:6772
0x6b25e6 translate_all_program_units
        ../../gcc/fortran/parse.c:6306
0x6b25e6 gfc_parse_file()
        ../../gcc/fortran/parse.c:6545
0x6fdfff gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:210