{"ast_node_type":"other","tokens":[{"end":55,"kind":"keyword","start":0,"text":"(accepted,"}]}
    (accepted, c_str_literals, "1.77.0", Some(105723)),
    /// Allows `c"foo"` literals.
    /// Allows `extern "C-unwind" fn` to enable unwinding across ABI boundaries and treat `extern "C" fn` as nounwind.