https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100546
--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> --- The master branch has been updated by Ankur saini <arse...@gcc.gnu.org>: https://gcc.gnu.org/g:aef703cf982072427e74034f4c460a11c5e04b8e commit r12-3002-gaef703cf982072427e74034f4c460a11c5e04b8e Author: Ankur Saini <arse...@sourceware.org> Date: Thu Jul 29 15:48:07 2021 +0530 analyzer: detect and analyze calls via function pointer 2021-07-29 Ankur Saini <arse...@sourceware.org> gcc/analyzer/ChangeLog: PR analyzer/100546 * analysis-plan.cc (analysis_plan::use_summary_p): Don't use call summaries if there is no callgraph edge * checker-path.cc (call_event::call_event): Handle calls events that are not represented by a supergraph call edge (return_event::return_event): Likewise. (call_event::get_desc): Work with new call_event structure. (return_event::get_desc): Likeise. * checker-path.h (call_event::m_src_snode): New field. (call_event::m_dest_snode): New field. (return_event::m_src_snode): New field. (return_event::m_dest_snode): New field. * diagnostic-manager.cc (diagnostic_manager::prune_for_sm_diagnostic)<case EK_CALL_EDGE>: Refactor to work with edges without callgraph edge. (diagnostic_manager::prune_for_sm_diagnostic)<case EK_RETURN_EDGE>: Likewise. * engine.cc (dynamic_call_info_t::update_model): New function. (dynamic_call_info_t::add_events_to_path): New function. (exploded_graph::create_dynamic_call): New function. (exploded_graph::process_node): Work with dynamically discovered calls. * exploded-graph.h (class dynamic_call_info_t): New class. (exploded_graph::create_dynamic_call): New decl. * program-point.cc (program_point::push_to_call_stack): New function. (program_point::pop_from_call_stack): New function. * program-point.h (program_point::push_to_call_stack): New decl. (program_point::pop_from_call_stack): New decl. * program-state.cc (program_state::push_call): New function. (program_state::returning_call): New function. * program-state.h (program_state::push_call): New decl. (program_state::returning_call): New decl. * region-model.cc (region_model::update_for_gcall) New function. (region_model::update_for_return_gcall): New function. (egion_model::update_for_call_superedge): Get the underlying gcall and update for gcall. (region_model::update_for_return_superedge): Likewise. * region-model.h (region_model::update_for_gcall): New decl. (region_model::update_for_return_gcall): New decl. * state-purge.cc (state_purge_per_ssa_name::process_point): Update to work with calls without underlying cgraph edge. * supergraph.cc (supergraph::supergraph) Split snodes at every callsite. * supergraph.h (supernode::get_returning_call) New accessor. gcc/testsuite/ChangeLog: PR analyzer/100546 * gcc.dg/analyzer/function-ptr-4.c: New test. * gcc.dg/analyzer/pr100546.c: New test.
