{"ast_node_type":"variable","tokens":[{"end":44,"kind":"keyword","start":0,"text":"let"}]}
                let abi = fn_sig.header.abi;
                let fn_sig = self.tcx.hir_node(hir_id).fn_sig().unwrap();
                if abi.is_rustic_abi() && !self.tcx.features().naked_functions_rustic_abi() {