{"ast_node_type":"other","tokens":[{"end":97,"kind":"keyword","start":0,"text":"cgcx.prof.generic_activity_with_arg(\"codegen_module_optimize\","}]}
                        cgcx.prof.generic_activity_with_arg("codegen_module_optimize", &*m.name);
                    let _timer =
                    execute_optimize_work_item(&cgcx, m, module_config)