[Bug fortran/92897] New: [9/10 Regression] ICE in gfc_set_array_spec, at fortran/array.c:864

[gscfq@t-online.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=92897

            Bug ID: 92897
           Summary: [9/10 Regression] ICE in gfc_set_array_spec, at
                    fortran/array.c:864
           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 20190922 and 20190929 :


$ cat z1.f90
type(t) function f()
   dimension :: t(1,2,1,2,1,2,1,2)
   codimension :: t[1,2,1,2,1,2,1,*]
end


$ gfortran-10-20190922 -c z1.f90 -fcoarray=single
z1.f90:1:7:

    1 | type(t) function f()
      |       1
Error: Derived type 't' at (1) has not been declared
z1.f90:1:18:

    1 | type(t) function f()
      |                  1
Error: The derived type 'f' at (1) is of type 't', which has not been defined


$ gfortran-10-20191208 -c z1.f90 -fcoarray=single
f951: internal compiler error: in gfc_set_array_spec, at fortran/array.c:864
0x5fb3ef gfc_set_array_spec(gfc_symbol*, gfc_array_spec*, locus*)
        ../../gcc/fortran/array.c:864
0x6141eb attr_decl1
        ../../gcc/fortran/decl.c:8532
0x6141eb attr_decl
        ../../gcc/fortran/decl.c:8584
0x67dc51 match_word
        ../../gcc/fortran/parse.c:65
0x6820b4 decode_statement
        ../../gcc/fortran/parse.c:464
0x682a1a next_free
        ../../gcc/fortran/parse.c:1279
0x682a1a next_statement
        ../../gcc/fortran/parse.c:1511
0x68414d parse_spec
        ../../gcc/fortran/parse.c:3938
0x686e3c parse_progunit
        ../../gcc/fortran/parse.c:5848
0x688861 gfc_parse_file()
        ../../gcc/fortran/parse.c:6402
0x6d306f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.c:210