{"ast_node_type":"other","tokens":[{"end":115,"kind":"keyword","start":0,"text":"Some(\"unions"}]}
     Some("unions with `Copy` and `ManuallyDrop` fields are stable; there is no intent to stabilize more"), 97995),
    (removed, untagged_unions, "1.64.0", Some(55149),
    /// Allows `#[unwind(..)]`.