analyzer: use std::unique_ptr for pending_diagnostic/note

analyzer: use std::unique_ptr for pending_diagnostic/note

gcc/analyzer/ChangeLog:
	* call-info.cc: Add define of INCLUDE_MEMORY.
	* call-summary.cc: Likewise.
	* checker-path.cc: Likewise.
	* constraint-manager.cc: Likewise.
	* diagnostic-manager.cc: Likewise.
	(saved_diagnostic::saved_diagnostic): Use std::unique_ptr for
	param d and field m_d.
	(saved_diagnostic::~saved_diagnostic): Remove explicit delete of m_d.
	(saved_diagnostic::add_note): Use std::unique_ptr for
	param pn.
	(saved_diagnostic::get_pending_diagnostic): Update for conversion
	of m_sd.m_d to unique_ptr.
	(diagnostic_manager::add_diagnostic): Use std::unique_ptr for
	param d.  Remove explicit deletion.
	(diagnostic_manager::add_note): Use std::unique_ptr for param pn.
	(diagnostic_manager::emit_saved_diagnostic): Update for conversion
	of m_sd.m_d to unique_ptr.
	(null_assignment_sm_context::warn): Use std::unique_ptr for
	param d.  Remove explicit deletion.
	* diagnostic-manager.h (saved_diagnostic::saved_diagnostic): Use
	std::unique_ptr for param d.
	(saved_diagnostic::add_note): Likewise for param pn.
	(saved_diagnostic::m_d): Likewise.
	(diagnostic_manager::add_diagnostic): Use std::unique_ptr for
	param d.
	(diagnostic_manager::add_note): Use std::unique_ptr for param pn.
	* engine.cc: Include "make-unique.h".
	(impl_region_model_context::warn): Update to use std::unique_ptr
	for param, removing explicit deletion.
	(impl_region_model_context::add_note): Likewise.
	(impl_sm_context::warn): Update to use std::unique_ptr
	for param.
	(impl_region_model_context::on_state_leak): Likewise for result of
	on_leak.
	(exploded_node::on_longjmp): Use make_unique when creating
	pending_diagnostic.
	(exploded_graph::process_node): Likewise.
	* exploded-graph.h (impl_region_model_context::warn): Update to
	use std::unique_ptr for param.
	(impl_region_model_context::add_note): Likewise.
	* feasible-graph.cc: Add define of INCLUDE_MEMORY.
	* pending-diagnostic.cc: Likewise.
	* pending-diagnostic.h: Include analyzer.sm.h"
	* program-point.cc: Add define of INCLUDE_MEMORY.
	* program-state.cc: Likewise.
	* region-model-asm.cc: Likewise.
	* region-model-impl-calls.cc: Likewise.  Include "make-unique.h".
	(region_model::impl_call_putenv): Use make_unique when creating
	pending_diagnostic.
	* region-model-manager.cc: Add define of INCLUDE_MEMORY.
	* region-model-reachability.cc: Likewise.
	* region-model.cc: Likewise.  Include "make-unique.h".
	(region_model::get_gassign_result): Use make_unique when creating
	pending_diagnostic.
	(region_model::check_for_poison): Likewise.
	(region_model::on_stmt_pre): Likewise.
	(region_model::check_symbolic_bounds): Likewise.
	(region_model::check_region_bounds): Likewise.
	(annotating_ctxt: make_note): Use std::unique_ptr for result.
	(region_model::deref_rvalue): Use make_unique when creating
	pending_diagnostic.
	(region_model::check_for_writable_region): Likewise.
	(region_model::check_region_size): Likewise.
	(region_model::check_dynamic_size_for_floats): Likewise.
	(region_model::maybe_complain_about_infoleak): Likewise.
	(noop_region_model_context::add_note): Use std::unique_ptr for
	param.  Remove explicit deletion.
	* region-model.h: Include "analyzer/pending-diagnostic.h".
	(region_model_context::warn): Convert param to std::unique_ptr.
	(region_model_context::add_note): Likewise.
	(noop_region_model_context::warn): Likewise.
	(noop_region_model_context::add_note): Likewise.
	(region_model_context_decorator::warn): Likewise.
	(region_model_context_decorator::add_note): Likewise.
	(note_adding_context::warn): Likewise.
	(note_adding_context::make_note): Likewise for return type.
	(test_region_model_context::warn): Convert param to
	std::unique_ptr.
	* region.cc: Add define of INCLUDE_MEMORY.
	* sm-fd.cc: Likewise.  Include "make-unique.h".
	(fd_state_machine::check_for_fd_attrs): Use make_unique when
	creating pending_diagnostics.
	(fd_state_machine::on_open): Likewise.
	(fd_state_machine::on_creat): Likewise.
	(fd_state_machine::check_for_dup): Likewise.
	(fd_state_machine::on_close): Likewise.
	(fd_state_machine::check_for_open_fd): Likewise.
	(fd_state_machine::on_leak): Likewise, converting return type to
	std::unique_ptr.
	* sm-file.cc: Add define of INCLUDE_MEMORY.  Include
	"make-unique.h".
	(fileptr_state_machine::on_stmt): Use make_unique when creating
	pending_diagnostic.
	(fileptr_state_machine::on_leak): Likewise, converting return type
	to std::unique_ptr.
	* sm-malloc.cc: Add define of INCLUDE_MEMORY.  Include
	"make-unique.h".
	(malloc_state_machine::on_stmt): Use make_unique when creating
	pending_diagnostic.
	(malloc_state_machine::handle_free_of_non_heap): Likewise.
	(malloc_state_machine::on_deallocator_call): Likewise.
	(malloc_state_machine::on_realloc_call): Likewise.
	(malloc_state_machine::on_leak): Likewise, converting return type
	to std::unique_ptr.
	* sm-pattern-test.cc: Add define of INCLUDE_MEMORY.  Include
	"make-unique.h".
	(pattern_test_state_machine::on_condition): Use make_unique when
	creating pending_diagnostic.
	* sm-sensitive.cc: Add define of INCLUDE_MEMORY.  Include
	"make-unique.h".
	(sensitive_state_machine::warn_for_any_exposure): Use make_unique
	when creating pending_diagnostic.
	* sm-signal.cc: Add define of INCLUDE_MEMORY.  Include
	"make-unique.h".
	(signal_state_machine::on_stmt): Use make_unique when creating
	pending_diagnostic.
	* sm-taint.cc: Add define of INCLUDE_MEMORY.  Include
	"make-unique.h".
	(taint_state_machine::check_for_tainted_size_arg): Use make_unique
	when creating pending_diagnostic.
	(taint_state_machine::check_for_tainted_divisor): Likewise.
	(region_model::check_region_for_taint): Likewise.
	(region_model::check_dynamic_size_for_taint): Likewise.
	* sm.cc: Add define of INCLUDE_MEMORY.  Include
	"analyzer/pending-diagnostic.h".
	(state_machine::on_leak): Move here from sm.h, changing return
	type to std::unique_ptr.
	* sm.h (state_machine::on_leak): Change return type to
	std::unique_ptr.  Move defn of base impl to sm.cc
	(sm_context::warn): Convert param d to std_unique_ptr.
	* state-purge.cc: Add define of INCLUDE_MEMORY.
	* store.cc: Likewise.
	* svalue.cc: Likewise.
	* trimmed-graph.cc: Likewise.
	* varargs.cc: Likewise.  Include "make-unique.h".
	(va_list_state_machine::check_for_ended_va_list): Use make_unique
	when creating pending_diagnostic.
	(va_list_state_machine::on_leak): Likewise, converting return type
	to std::unique_ptr.
	(region_model::impl_call_va_arg): Use make_unique when creating
	pending_diagnostic.

gcc/testsuite/ChangeLog:
	* gcc.dg/plugin/analyzer_gil_plugin.c: Add define of
	INCLUDE_MEMORY.  Include "make-unique.h".
	(gil_state_machine::check_for_pyobject_in_call): Use make_unique
	when creating pending_diagnostic.
	(gil_state_machine::on_stmt): Likewise.
	(gil_state_machine::check_for_pyobject_usage_without_gil): Likewise.
	* gcc.dg/plugin/analyzer_kernel_plugin.c: : Add define of
	INCLUDE_MEMORY.
	* gcc.dg/plugin/analyzer_known_fns_plugin.c: Likewise.

Signed-off-by: David Malcolm <dmalcolm@redhat.com>