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Subject: [Bug fortran/104650] New: [PDT] ICE in gfc_resolve_finalizers, at
 fortran/resolve.cc:13749
Date: Tue, 22 Feb 2022 19:36:36 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104650

            Bug ID: 104650
           Summary: [PDT] ICE in gfc_resolve_finalizers, at
                    fortran/resolve.cc:13749
           Product: gcc
           Version: 12.0
            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 r8 :


$ cat z1.f90
module m
   type t
   contains
      final :: s
   end type
   type t2(n)
      integer, len :: n =3D 1
      type(t) :: a
   end type
contains
   subroutine s(x)
      type(t) :: x
   end
end


$ gfortran-12-20220220 -c z1.f90
f951: internal compiler error: Segmentation fault
0xcc909f crash_signal
        ../../gcc/toplev.cc:322
0x75af00 gfc_resolve_finalizers
        ../../gcc/fortran/resolve.cc:13749
0x772aed resolve_fl_derived
        ../../gcc/fortran/resolve.cc:15112
0x76c5e7 resolve_symbol
        ../../gcc/fortran/resolve.cc:15504
0x78b832 do_traverse_symtree
        ../../gcc/fortran/symbol.cc:4174
0x76fb94 resolve_types
        ../../gcc/fortran/resolve.cc:17454
0x76b02c gfc_resolve(gfc_namespace*)
        ../../gcc/fortran/resolve.cc:17569
0x753162 gfc_parse_file()
        ../../gcc/fortran/parse.cc:6792
0x7a0a5f gfc_be_parse_file
        ../../gcc/fortran/f95-lang.cc:216=