[Bug analyzer/107783] New: [13 Regression] ICE in deref_rvalue, at analyzer/region-model.cc:3238

[asolokha at gmx dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107783

            Bug ID: 107783
           Summary: [13 Regression] ICE in deref_rvalue, at
                    analyzer/region-model.cc:3238
           Product: gcc
           Version: 13.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: analyzer
          Assignee: dmalcolm at gcc dot gnu.org
          Reporter: asolokha at gmx dot com
  Target Milestone: ---

gcc 13.0.0 20221120 snapshot (g:a16a5460447eaaff0b4468064e4d7b1cc8fc42eb) ICEs
when compiling the following testcase w/ -fanalyzer:

int
foo (void)
{
  return bind (0, 0, 0);
}

% gcc-13 -fanalyzer -w -c oerlsfmf.c
during IPA pass: analyzer
oerlsfmf.c: In function 'foo':
oerlsfmf.c:4:10: internal compiler error: in deref_rvalue, at
analyzer/region-model.cc:3238
    4 |   return bind (0, 0, 0);
      |          ^~~~~~~~~~~~~~
0x7bd370 ana::region_model::deref_rvalue(ana::svalue const*, tree_node*,
ana::region_model_context*) const
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/region-model.cc:3238
0x13091e4 check_for_new_socket_fd
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/sm-fd.cc:1785
0x130b16d on_bind
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/sm-fd.cc:1848
0x130b16d ana::region_model::on_bind(ana::call_details const&, bool)
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/sm-fd.cc:2284
0x12e7646 ana::kf_bind::outcome_of_bind::update_model(ana::region_model*,
ana::exploded_edge const*, ana::region_model_context*) const
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/region-model-impl-calls.cc:630
0x12a8cee ana::exploded_graph::process_node(ana::exploded_node*)
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/engine.cc:4170
0x12a984a ana::exploded_graph::process_worklist()
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/engine.cc:3457
0x12abfd4 ana::impl_run_checkers(ana::logger*)
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/engine.cc:6110
0x12acfd6 ana::run_checkers()
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/engine.cc:6198
0x129b8d8 execute
       
/var/tmp/portage/sys-devel/gcc-13.0.0_p20221120/work/gcc-13-20221120/gcc/analyzer/analyzer-pass.cc:87