{"ast_node_type":"other","tokens":[{"end":71,"kind":"keyword","start":0,"text":"(unstable,"}]}
    (unstable, aarch64_unstable_target_feature, "1.82.0", Some(44839)),
    // Unstable `#[target_feature]` directives.
    (unstable, aarch64_ver_target_feature, "1.27.0", Some(44839)),