https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94105
Bug ID: 94105
Summary: ICE in get_region, at analyzer/region-model.h:1744
Product: gcc
Version: 10.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: analyzer
Assignee: dmalcolm at gcc dot gnu.org
Reporter: asolokha at gmx dot com
Target Milestone: ---
gcc-10.0.1-alpha20200308 snapshot (g:9de42a8e995451cb13dceb3970ae23ff88240bff)
ICEs when compiling gcc/testsuite/c-c++-common/torture/pr58794-1.c w/
-fanalyzer:
% gcc-10.0.1 -fanalyzer -c gcc/testsuite/c-c++-common/torture/pr58794-1.c
during IPA pass: analyzer
gcc/testsuite/c-c++-common/torture/pr58794-1.c: In function 'main':
gcc/testsuite/c-c++-common/torture/pr58794-1.c:27:16: internal compiler error:
in get_region, at analyzer/region-model.h:1744
27 | *c[b.g.f1.f][d + 1] = 0;
| ~~~~~~^~
0x71dc62 ana::frame_region*
ana::region_model::get_region<ana::frame_region>(ana::region_id) const
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/region-model.h:1744
0x71ed45 ana::array_region*
ana::region_model::get_region<ana::array_region>(ana::region_id) const
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/region-model.cc:4860
0x71ed45 ana::region_model::get_lvalue_1(ana::path_var,
ana::region_model_context*)
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/region-model.cc:4752
0x110e973 ana::region_model::get_lvalue(ana::path_var,
ana::region_model_context*)
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/region-model.cc:4899
0x110fffc ana::region_model::get_rvalue_1(ana::path_var,
ana::region_model_context*)
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/region-model.cc:4965
0x11100d3 ana::region_model::get_rvalue(ana::path_var,
ana::region_model_context*)
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/region-model.cc:4979
0x10f1ff0 ana::impl_sm_context::warn_for_state(ana::supernode const*, gimple
const*, tree_node*, unsigned int, ana::pending_diagnostic*)
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/engine.cc:278
0x111ed2a on_stmt
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/sm-malloc.cc:737
0x10ee396 ana::exploded_node::on_stmt(ana::exploded_graph&, ana::supernode
const*, gimple const*, ana::program_state*, ana::state_change*) const
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/engine.cc:1086
0x10eebf1 ana::exploded_graph::process_node(ana::exploded_node*)
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/engine.cc:2516
0x10ef0da ana::exploded_graph::process_worklist()
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/engine.cc:2334
0x10ef809 ana::impl_run_checkers(ana::logger*)
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/engine.cc:3785
0x10f028c ana::run_checkers()
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/engine.cc:3842
0x10e50e8 execute
/var/tmp/portage/sys-devel/gcc-10.0.1_alpha20200308/work/gcc-10-20200308/gcc/analyzer/analyzer-pass.cc:84
