{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"split_dwarf_kind:"}]}
        split_dwarf_kind: tcx.sess.opts.unstable_opts.split_dwarf_kind,
        split_debuginfo: tcx.sess.split_debuginfo(),
        parallel: backend.supports_parallel() && !sess.opts.unstable_opts.no_parallel_backend,