{"ast_node_type":"other","tokens":[{"end":70,"kind":"keyword","start":0,"text":"self.assert_iscleanup(block_data,"}]}
                self.assert_iscleanup(block_data, target, is_cleanup);
            TerminatorKind::Drop { target, unwind, drop, .. } => {
                self.assert_iscleanup_unwind(block_data, unwind, is_cleanup);