[Bug fortran/93715] New: [9/10 Regression] ICE in gfc_trans_auto_array_allocation, at fortran/trans-array.c:6320

[gscfq@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93715

            Bug ID: 93715
           Summary: [9/10 Regression] ICE in
                    gfc_trans_auto_array_allocation, at
                    fortran/trans-array.c:6320
           Product: gcc
           Version: 10.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Changed between 20180819 and 20180826 :


$ cat z1.f90
program p
   integer :: a, b[*]
   read (1, *, asynchronous='yes') a, b
end


$ gfortran-9-20180819 -c z1.f90 -fcoarray=lib
$ gfortran-9-20180819 -c z1.f90 -fcoarray=single
$
$ gfortran-10-20200209 -c z1.f90 -fcoarray=lib
$ gfortran-10-20200209 -c z1.f90 -fcoarray=single
z1.f90:2:0:

    2 |    integer :: a, b[*]
      |
internal compiler error: in gfc_trans_auto_array_allocation, at
fortran/trans-array.c:6320
0x704363 gfc_trans_auto_array_allocation(tree_node*, gfc_symbol*,
gfc_wrapped_block*)
        ../../gcc/fortran/trans-array.c:6320
0x71e1d7 gfc_trans_deferred_vars(gfc_symbol*, gfc_wrapped_block*)
        ../../gcc/fortran/trans-decl.c:4838
0x720f48 gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.c:6940
0x6a9d06 translate_all_program_units
        ../../gcc/fortran/parse.c:6306
0x6a9d06 gfc_parse_file()
        ../../gcc/fortran/parse.c:6545
0x6f42bf gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:210