// CHECK:
//   Mangled name: Host
//   Public signature: /Host|null[0]
object Host {
  // CHECK:
  //   Mangled name: Host#<init>(){}
  //   Public signature: /Host.<init>|-5645683436151566731[0]
  //   Public signature debug description: <init>(){}
  private constructor() /* primary */

  // CHECK JVM_IR:
  //   Mangled name: Host#foo(kotlin.Array<out|kotlin.String>...){}kotlin.String
  //   Public signature: /Host.foo|-204629006600469165[0]
  //   Public signature debug description: foo(kotlin.Array<out|kotlin.String>...){}kotlin.String
  // CHECK JS_IR NATIVE:
  //   Mangled name: Host#foo(kotlin.Array<out|kotlin.String>...){}
  //   Public signature: /Host.foo|7137812470563281312[0]
  //   Public signature debug description: foo(kotlin.Array<out|kotlin.String>...){}
  fun foo(vararg x: String): String

}

// CHECK JVM_IR:
//   Mangled name: #test1(){}kotlin.String
//   Public signature: /test1|5794939649815924341[0]
//   Public signature debug description: test1(){}kotlin.String
// CHECK JS_IR NATIVE:
//   Mangled name: #test1(){}
//   Public signature: /test1|4297044443957252634[0]
//   Public signature debug description: test1(){}
fun test1(): String

// CHECK JVM_IR:
//   Mangled name: #test2(){}kotlin.String
//   Public signature: /test2|7756882030981116149[0]
//   Public signature debug description: test2(){}kotlin.String
// CHECK JS_IR NATIVE:
//   Mangled name: #test2(){}
//   Public signature: /test2|4279114864133353152[0]
//   Public signature debug description: test2(){}
fun test2(): String

// CHECK JVM_IR:
//   Mangled name: #withO(kotlin.Function1<kotlin.String,kotlin.String>){}kotlin.String
//   Public signature: /withO|-2767877202488996611[0]
//   Public signature debug description: withO(kotlin.Function1<kotlin.String,kotlin.String>){}kotlin.String
// CHECK JS_IR NATIVE:
//   Mangled name: #withO(kotlin.Function1<kotlin.String,kotlin.String>){}
//   Public signature: /withO|2914129526547888389[0]
//   Public signature debug description: withO(kotlin.Function1<kotlin.String,kotlin.String>){}
fun withO(fn: Function1<String, String>): String