https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93375
Bug ID: 93375 Summary: ICE in gimple_call_arg, at gimple.h:3258 Product: gcc Version: 10.0 Status: UNCONFIRMED Keywords: ice-on-invalid-code Severity: normal Priority: P3 Component: analyzer Assignee: dmalcolm at gcc dot gnu.org Reporter: asolokha at gmx dot com Target Milestone: --- gcc-10.0.0-alpha20200119 snapshot (g:3684bbb022cd75da55e1457673f269980aa12cdf) ICEs when compiling the following testcase w/ -fanalyzer: void en (jm) { } void p2 () { char *rl = 0; en (); __builtin_memcpy (rl, 0, sizeof (0)); } % gcc-10.0.0-alpha20200119 -fanalyzer -w -c qm3eevtp.c during IPA pass: analyzer cc1: internal compiler error: in gimple_call_arg, at gimple.h:3258 0x71c0a7 gimple_call_arg /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/gimple.h:3258 0x71c0a7 gimple_call_arg /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/gimple.h:3256 0x71c0a7 callgraph_superedge::get_parm_for_arg(tree_node*, callsite_expr*) const /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/supergraph.cc:912 0x1116931 callgraph_superedge::map_expr_from_caller_to_callee(tree_node*, callsite_expr*) const /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/supergraph.cc:934 0x17acac4 diagnostic_manager::prune_for_sm_diagnostic(checker_path*, state_machine const*, tree_node*, unsigned int) const /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/diagnostic-manager.cc:1143 0x17acf0e diagnostic_manager::prune_path(checker_path*, state_machine const*, tree_node*, unsigned int) const /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/diagnostic-manager.cc:936 0x17ad0be diagnostic_manager::emit_saved_diagnostic(exploded_graph const&, saved_diagnostic const&, exploded_path const&, gimple const*, int) /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/diagnostic-manager.cc:477 0x17aef9d dedupe_winners::emit_best(diagnostic_manager*, exploded_graph const&) /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/diagnostic-manager.cc:408 0x17ad442 diagnostic_manager::emit_saved_diagnostics(exploded_graph const&) /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/diagnostic-manager.cc:451 0x10e305e impl_run_checkers(logger*) /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/engine.cc:3584 0x10e3ad3 run_checkers() /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/engine.cc:3624 0x10d9558 execute /var/tmp/portage/sys-devel/gcc-10.0.0_alpha20200119/work/gcc-10-20200119/gcc/analyzer/analyzer-pass.cc:84