[Bug fortran/107074] New: ICE: Bad IO basetype (8)

[gscfq@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107074

            Bug ID: 107074
           Summary: ICE: Bad IO basetype (8)
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: gscfq@t-online.de
  Target Milestone: ---

Affects versions down to at least r5 :
(a is a procedure/function)


$ cat z1.f90
program p
   implicit none
   integer :: a
   print *, a(1)
   print *, merge(a, a, .true.)
end


$ cat z2.f90
program p
   implicit none
   integer :: a
   print *, a()
   print *, merge(a, a, .true.)
end


$ gfortran-13-20220925 -c z1.f90
f951: internal compiler error: Bad IO basetype (8)
0x7f4459 gfc_report_diagnostic
        ../../gcc/fortran/error.cc:883
0x7f5fd7 gfc_internal_error(char const*, ...)
        ../../gcc/fortran/error.cc:1503
0x9308f6 transfer_expr
        ../../gcc/fortran/trans-io.cc:2532
0x934b3e gfc_trans_transfer(gfc_code*)
        ../../gcc/fortran/trans-io.cc:2686
0x8b1cd7 trans_code
        ../../gcc/fortran/trans.cc:2170
0x9323d2 build_dt
        ../../gcc/fortran/trans-io.cc:2051
0x8b1cf7 trans_code
        ../../gcc/fortran/trans.cc:2142
0x8e95d9 gfc_generate_function_code(gfc_namespace*)
        ../../gcc/fortran/trans-decl.cc:7655
0x85afae translate_all_program_units
        ../../gcc/fortran/parse.cc:6671
0x85afae gfc_parse_file()
        ../../gcc/fortran/parse.cc:6977
0x8a925f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.cc:229