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2020-01-14 David Malcolm <dmalcolm@redhat.com>
PR analyzer/58237
* engine.cc (leak_stmt_finder::find_stmt): Use get_pure_location
when comparing against UNKNOWN_LOCATION.
(stmt_requires_new_enode_p): Likewise.
(exploded_graph::dump_exploded_nodes): Likewise.
* supergraph.cc (supernode::get_start_location): Likewise.
(supernode::get_end_location): Likewise.
2020-01-14 David Malcolm <dmalcolm@redhat.com>
PR analyzer/58237
* analyzer-selftests.cc (selftest::run_analyzer_selftests): Call
selftest::analyzer_sm_file_cc_tests.
* analyzer-selftests.h (selftest::analyzer_sm_file_cc_tests): New
decl.
* sm-file.cc: Include "analyzer/function-set.h" and
"analyzer/analyzer-selftests.h".
(get_file_using_fns): New function.
(is_file_using_fn_p): New function.
(fileptr_state_machine::on_stmt): Return true for known functions.
(selftest::analyzer_sm_file_cc_tests): New function.
2020-01-14 David Malcolm <dmalcolm@redhat.com>
* analyzer-selftests.cc (selftest::run_analyzer_selftests): Call
selftest::analyzer_sm_signal_cc_tests.
* analyzer-selftests.h (selftest::analyzer_sm_signal_cc_tests):
New decl.
* sm-signal.cc: Include "analyzer/function-set.h" and
"analyzer/analyzer-selftests.h".
(get_async_signal_unsafe_fns): New function.
(signal_unsafe_p): Reimplement in terms of the above.
(selftest::analyzer_sm_signal_cc_tests): New function.
2020-01-14 David Malcolm <dmalcolm@redhat.com>
* analyzer-selftests.cc (selftest::run_analyzer_selftests): Call
selftest::analyzer_function_set_cc_tests.
* analyzer-selftests.h (selftest::analyzer_function_set_cc_tests):
New decl.
* function-set.cc: New file.
* function-set.h: New file.
2020-01-14 David Malcolm <dmalcolm@redhat.com>
* analyzer.h (fndecl_has_gimple_body_p): New decl.
* engine.cc (impl_region_model_context::on_unknown_change): New
function.
(fndecl_has_gimple_body_p): Make non-static.
(exploded_node::on_stmt): Treat __analyzer_dump_exploded_nodes as
known. Track whether we have a call with unknown side-effects and
pass it to on_call_post.
* exploded-graph.h (impl_region_model_context::on_unknown_change):
New decl.
* program-state.cc (sm_state_map::on_unknown_change): New function.
* program-state.h (sm_state_map::on_unknown_change): New decl.
* region-model.cc: Include "bitmap.h".
(region_model::on_call_pre): Return a bool, capturing whether the
call has unknown side effects.
(region_model::on_call_post): Add arg "bool unknown_side_effects"
and if true, call handle_unrecognized_call.
(class reachable_regions): New class.
(region_model::handle_unrecognized_call): New function.
* region-model.h (region_model::on_call_pre): Return a bool.
(region_model::on_call_post): Add arg "bool unknown_side_effects".
(region_model::handle_unrecognized_call): New decl.
(region_model_context::on_unknown_change): New vfunc.
(test_region_model_context::on_unknown_change): New function.
2020-01-14 David Malcolm <dmalcolm@redhat.com>
* diagnostic-manager.cc (saved_diagnostic::operator==): Move here
from header. Replace pointer equality test on m_var with call to
pending_diagnostic::same_tree_p.
* diagnostic-manager.h (saved_diagnostic::operator==): Move to
diagnostic-manager.cc.
* pending-diagnostic.cc (pending_diagnostic::same_tree_p): New.
* pending-diagnostic.h (pending_diagnostic::same_tree_p): New.
* sm-file.cc (file_diagnostic::subclass_equal_p): Replace pointer
equality on m_arg with call to pending_diagnostic::same_tree_p.
* sm-malloc.cc (malloc_diagnostic::subclass_equal_p): Likewise.
(possible_null_arg::subclass_equal_p): Likewise.
(null_arg::subclass_equal_p): Likewise.
(free_of_non_heap::subclass_equal_p): Likewise.
* sm-pattern-test.cc (pattern_match::operator==): Likewise.
* sm-sensitive.cc (exposure_through_output_file::operator==):
Likewise.
* sm-taint.cc (tainted_array_index::operator==): Likewise.
2020-01-14 David Malcolm <dmalcolm@redhat.com>
* diagnostic-manager.cc (dedupe_winners::add): Add logging
of deduplication decisions made.
2020-01-14 David Malcolm <dmalcolm@redhat.com>
* ChangeLog: New file.
* analyzer-selftests.cc: New file.
* analyzer-selftests.h: New file.
* analyzer.opt: New file.
* analysis-plan.cc: New file.
* analysis-plan.h: New file.
* analyzer-logging.cc: New file.
* analyzer-logging.h: New file.
* analyzer-pass.cc: New file.
* analyzer.cc: New file.
* analyzer.h: New file.
* call-string.cc: New file.
* call-string.h: New file.
* checker-path.cc: New file.
* checker-path.h: New file.
* constraint-manager.cc: New file.
* constraint-manager.h: New file.
* diagnostic-manager.cc: New file.
* diagnostic-manager.h: New file.
* engine.cc: New file.
* engine.h: New file.
* exploded-graph.h: New file.
* pending-diagnostic.cc: New file.
* pending-diagnostic.h: New file.
* program-point.cc: New file.
* program-point.h: New file.
* program-state.cc: New file.
* program-state.h: New file.
* region-model.cc: New file.
* region-model.h: New file.
* sm-file.cc: New file.
* sm-malloc.cc: New file.
* sm-malloc.dot: New file.
* sm-pattern-test.cc: New file.
* sm-sensitive.cc: New file.
* sm-signal.cc: New file.
* sm-taint.cc: New file.
* sm.cc: New file.
* sm.h: New file.
* state-purge.cc: New file.
* state-purge.h: New file.
* supergraph.cc: New file.
* supergraph.h: New file.
2019-12-13 David Malcolm <dmalcolm@redhat.com>
* Initial creation
Copyright (C) 2019-2020 Free Software Foundation, Inc.
Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.
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