{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"parallel:"}]}
        parallel: backend.supports_parallel() && !sess.opts.unstable_opts.no_parallel_backend,
        split_dwarf_kind: tcx.sess.opts.unstable_opts.split_dwarf_kind,
        pointer_size: tcx.data_layout.pointer_size(),