{"ast_node_type":"other","tokens":[{"end":93,"kind":"keyword","start":0,"text":"//"}]}
                            // HACK: on some cases (`ui/liveness/liveness-issue-2163.rs`) the
                        if let Some(block_sp) = self.parent_item_span(blk.hir_id) {
                            // output would otherwise be incorrect and even misleading. Make sure