{"ast_node_type":"other","tokens":[{"end":47,"kind":"keyword","start":0,"text":"(unstable,"}]}
    (unstable, abi_ptx, "1.15.0", Some(38788)),
    /// Allows `extern "ptx-*" fn()`.
    /// Allows `extern "riscv-interrupt-m" fn()` and `extern "riscv-interrupt-s" fn()`.