{"ast_node_type":"other","tokens":[{"end":53,"kind":"keyword","start":0,"text":"[decode]"}]}
            [decode] attribute: rustc_hir::Attribute,
            [] codegen_unit: rustc_middle::mir::mono::CodegenUnit<'tcx>,
            [] name_set: rustc_data_structures::unord::UnordSet<rustc_span::Symbol>,