Information we save about every function after ipa-reference is completed.
Referenced by ipa_ref_opt_summary_t::duplicate(), ipa_reference_get_read_global(), ipa_reference_read_optimization_summary(), ipa_reference_write_optimization_summary(), propagate(), ipa_ref_opt_summary_t::remove(), and write_node_summary_p().
Referenced by ipa_ref_opt_summary_t::duplicate(), ipa_reference_get_written_global(), ipa_reference_read_optimization_summary(), ipa_reference_write_optimization_summary(), propagate(), ipa_ref_opt_summary_t::remove(), and write_node_summary_p().