fn execute_optimize_work_item<B: WriteBackendMethods>(
cgcx: &CodegenContext,
prof: &SelfProfilerRef,
shared_emitter: SharedEmitter,
module: ModuleCodegen<B::Module>,
) -> WorkItemResult<B>fn execute_optimize_work_item<B: WriteBackendMethods>(
cgcx: &CodegenContext,
prof: &SelfProfilerRef,
shared_emitter: SharedEmitter,
module: ModuleCodegen<B::Module>,
) -> WorkItemResult<B>