{"ast_node_type":"variable","tokens":[{"end":74,"kind":"keyword","start":0,"text":"let"}]}
            let target_funclet = cleanup_kinds[target].funclet_bb(target);
            let funclet_bb = cleanup_kinds[self.bb].funclet_bb(self.bb);
            let (needs_landing_pad, is_cleanupret) = match (funclet_bb, target_funclet) {