{"ast_node_type":"import","tokens":[{"end":88,"kind":"keyword","start":0,"text":"///"}]}
    /// Allows `#[must_use]` on functions, and introduces must-use operators (RFC 1940).
    (accepted, field_init_shorthand, "1.17.0", Some(37340)),
    (accepted, fn_must_use, "1.27.0", Some(43302)),