45     task* execute(execution_data& ed) override {  in execute()
47         parent_wait_ctx.release(ed);  in execute()
52     task* cancel(execution_data& ed) override {  in cancel()
53         parent_wait_ctx.release(ed);  in cancel()
91     void finalize(const execution_data& ed) {  in finalize()
94         my_allocator.delete_object(this, ed);  in finalize()
97     void release(const execution_data& ed) {  in release()
102             finalize(ed);  in release()
106     task* execute(execution_data& ed) override {  in execute()
112         release(ed);  in execute()
116     task* cancel(execution_data& ed) override {  in cancel()
118             release(ed);  in cancel()
120             finalize(ed);  in cancel()