https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97233
Bug ID: 97233 Summary: [11 Regression] ICE in deref_rvalue, at analyzer/region-model.cc:1465 Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: analyzer Assignee: dmalcolm at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- gcc-11.0.0-alpha20200927 snapshot (g:e24817aa7a1c6d12039b486ab5ea9b5ee0a46cd4) ICEs when compiling the following testcase w/ -fanalyzer: void longjmp (__SIZE_TYPE__, int); void e7 (__SIZE_TYPE__ gr) { longjmp (gr, 1); } % gcc-11.0.0 -fanalyzer -c tdkztnou.c during IPA pass: analyzer tdkztnou.c: In function 'e7': tdkztnou.c:7:3: internal compiler error: in deref_rvalue, at analyzer/region-model.cc:1465 7 | longjmp (gr, 1); | ^~~~~~~~~~~~~~~ 0x7345b8 ana::region_model::deref_rvalue(ana::svalue const*, tree_node*, ana::region_model_context*) /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/region-model.cc:1465 0x1128c06 ana::exploded_node::on_longjmp(ana::exploded_graph&, gcall const*, ana::program_state*, ana::region_model_context*) const /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/engine.cc:1283 0x1129383 ana::exploded_node::on_stmt(ana::exploded_graph&, ana::supernode const*, gimple const*, ana::program_state*) const /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/engine.cc:1133 0x112ae65 ana::exploded_graph::process_node(ana::exploded_node*) /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/engine.cc:2811 0x112b94a ana::exploded_graph::process_worklist() /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/engine.cc:2446 0x112da6d ana::impl_run_checkers(ana::logger*) /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/engine.cc:4498 0x112e8bc ana::run_checkers() /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/engine.cc:4569 0x1121e38 execute /var/tmp/portage/sys-devel/gcc-11.0.0_alpha20200927/work/gcc-11-20200927/gcc/analyzer/analyzer-pass.cc:84