[Bug fortran/77785] ICE in gfc_get_caf_token_offset, at fortran/trans-expr.c:1990

["gerhard dot steinmetz dot fortran at t-online dot de" <gcc-bugzilla at gcc dot gnu dot org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77785

--- Comment #5 from Gerhard Steinmetz <gerhard.steinmetz.fortran@t-online.de> ---

Related :


$ cat z4.f90
module m
   type t
      real, allocatable :: a(:)
   end type
contains
   subroutine s(x)
      class(t) :: x[*]
      allocate (x%a(2))
   end
end


$ cat z5.f90
module m
   type t
      real, pointer :: a(:)
   end type
contains
   subroutine s(x)
      class(t) :: x[*]
      allocate (x%a(2))
   end
end


$ gfortran-7-20161002 -fcoarray=single -c z4.f90
$ gfortran-7-20161002 -fcoarray=lib -c z4.f90
z4.f90:8:0:

       allocate (x%a(2))

internal compiler error: in gfc_conv_descriptor_token, at
fortran/trans-array.c:305
0x72afed gfc_conv_descriptor_token(tree_node*)
        ../../gcc/fortran/trans-array.c:303
0x73746e gfc_array_allocate(gfc_se*, gfc_expr*, tree_node*, tree_node*,
tree_node*, tree_node*, tree_node*, tree_node**, gfc_expr*, tree_node*, bool)
        ../../gcc/fortran/trans-array.c:5544
0x7ac275 gfc_trans_allocate(gfc_code*)
        ../../gcc/fortran/trans-stmt.c:5799
0x7240f7 trans_code
        ../../gcc/fortran/trans.c:1870
0x7538f8 gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.c:6257
0x728a49 gfc_generate_module_code(gfc_namespace*)
        ../../gcc/fortran/trans.c:2088
0x6de19d translate_all_program_units
        ../../gcc/fortran/parse.c:5927
0x6de19d gfc_parse_file()
        ../../gcc/fortran/parse.c:6146
0x720e82 gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:198