{"ast_node_type":"other","tokens":[{"end":76,"kind":"keyword","start":0,"text":"for"}]}
            for (i, span) in self.tcx.sess.psess.proc_macro_quoted_spans() {
                self.lazy_array(tcx.resolutions(()).proc_macros.iter().map(|p| p.local_def_index));
                let span = self.lazy(span);