{"ast_node_type":"other","tokens":[{"end":52,"kind":"keyword","start":0,"text":"(unstable,"}]}
    (unstable, cfg_sanitize, "1.41.0", Some(39699)),
    /// Allows the use of `#[cfg(sanitize = "option")]`; set when -Zsanitizer is used.
    /// Allows `cfg(sanitizer_cfi_generalize_pointers)` and `cfg(sanitizer_cfi_normalize_integers)`.