package <root> {
    // Signature: /Foo|null[0]
    class Foo constructor() {
        // Signature: /Foo.f1|3067719429478803475[0]
        fun f1()
        // Signature: /Foo.f2|998031826907343926[0]
        infix fun f2(x: Int)
        // Signature: /Foo.f3|-7352656899019660364[0]
        suspend fun f3()
        // Signature: /Foo.f4|-653369539400762817[0]
        tailrec fun f4()
        // Signature: /Foo.f5|136030160982396464[0]
        fun f5(vararg x: Int)
        // Signature: /Foo.plus|4955128566171430399[0]
        operator fun plus(x: Int)
    }
}