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From: "asolokha at gmx dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug fortran/107144] New: ICE in gfc_get_symbol_decl, at
 fortran/trans-decl.cc:1623
Date: Tue, 04 Oct 2022 05:01:02 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: fortran
X-Bugzilla-Version: 13.0
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D107144

            Bug ID: 107144
           Summary: ICE in gfc_get_symbol_decl, at
                    fortran/trans-decl.cc:1623
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: fortran
          Assignee: unassigned at gcc dot gnu.org
          Reporter: asolokha at gmx dot com
  Target Milestone: ---

gfortran 13.0.0 20220925 snapshot (g:77bbf69d2981dafc2ef3e59bfbefb645d88bab=
9d)
ICEs when compiling the following testcase, reduced from
test/Lower/dummy-procedure-character.f90 from the flang 15.0.1 test suite:

subroutine call_explicit_length_with_iface(bar10)
  interface
    function bar10(n)
      integer(8) :: n
      character(n) :: bar10
    end function
  end interface
end subroutine

% gfortran-13.0.0 -c shfeenyw.f90
shfeenyw.f90:3:4:

    3 |     function bar10(n)
      |    1
internal compiler error: in gfc_get_symbol_decl, at fortran/trans-decl.cc:1=
623
0x67b718 gfc_get_symbol_decl(gfc_symbol*)
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-decl.cc:1623
0x9ce6d8 gfc_conv_variable
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-expr.cc:3000
0x9cd257 gfc_conv_expr_val(gfc_se*, gfc_expr*)
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-expr.cc:9499
0x9cec00 gfc_conv_expr_type(gfc_se*, gfc_expr*, tree_node*)
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-expr.cc:9513
0x9cec00 gfc_conv_string_length(gfc_charlen*, gfc_expr*, stmtblock_t*)
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-expr.cc:2563
0x9ab41e gfc_trans_dummy_character
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-decl.cc:4112
0x9b6f17 gfc_trans_deferred_vars(gfc_symbol*, gfc_wrapped_block*)
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-decl.cc:5000
0x9b9357 gfc_generate_function_code(gfc_namespace*)
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/trans-decl.cc:7757
0x92fa37 translate_all_program_units
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/parse.cc:6671
0x92fa37 gfc_parse_file()
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/parse.cc:6977
0x98248f gfc_be_parse_file
=20=20=20=20=20=20=20
/var/tmp/portage/sys-devel/gcc-13.0.0_p20220925/work/gcc-13-20220925/gcc/fo=
rtran/f95-lang.cc:229=