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

  // CHECK:
  //   Mangled name: C#foo(){}
  //   Public signature: /C.foo|-1041209573719867811[0]
  //   Public signature debug description: foo(){}
  abstract override fun foo(): Unit

}

// CHECK:
//   Mangled name: D
//   Public signature: /D|null[0]
abstract class D : C, J {
  // CHECK:
  //   Mangled name: D#<init>(){}
  //   Public signature: /D.<init>|-5645683436151566731[0]
  //   Public signature debug description: <init>(){}
  constructor() /* primary */

  // CHECK:
  //   Mangled name: D#foo(){}
  //   Public signature: /D.foo|-1041209573719867811[0]
  //   Public signature debug description: foo(){}
  abstract /* fake */ override fun foo(): Unit

}

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

  // CHECK:
  //   Mangled name: E#foo(){}
  //   Public signature: /E.foo|-1041209573719867811[0]
  //   Public signature debug description: foo(){}
  override fun foo(): Unit

}

// CHECK:
//   Mangled name: I
//   Public signature: /I|null[0]
interface I : II {
  // CHECK:
  //   Mangled name: I#foo(){}
  //   Public signature: /I.foo|-1041209573719867811[0]
  //   Public signature debug description: foo(){}
  /* fake */ override fun foo(): Unit

}

// CHECK:
//   Mangled name: II
//   Public signature: /II|null[0]
interface II {
  // CHECK:
  //   Mangled name: II#foo(){}
  //   Public signature: /II.foo|-1041209573719867811[0]
  //   Public signature debug description: foo(){}
  fun foo(): Unit

}

// CHECK:
//   Mangled name: #foo(I){}
//   Public signature: /foo|-4109751996049019888[0]
//   Public signature debug description: foo(I){}
fun foo(x: I): Unit