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

  // CHECK JVM_IR:
  //   Mangled name: Base#equals(kotlin.Any?){}kotlin.Boolean
  //   Public signature: /Base.equals|722809408929142791[0]
  //   Public signature debug description: equals(kotlin.Any?){}kotlin.Boolean
  // CHECK JS_IR NATIVE:
  //   Mangled name: Base#equals(kotlin.Any?){}
  //   Public signature: /Base.equals|4638265728071529943[0]
  //   Public signature debug description: equals(kotlin.Any?){}
  override operator fun equals(other: Any?): Boolean

}

// CHECK:
//   Mangled name: Child1
//   Public signature: /Child1|null[0]
class Child1 : Base, I {
  // CHECK:
  //   Mangled name: Child1#<init>(){}
  //   Public signature: /Child1.<init>|-5645683436151566731[0]
  //   Public signature debug description: <init>(){}
  constructor() /* primary */

  // CHECK JVM_IR:
  //   Mangled name: Child1#equals(kotlin.Any?){}kotlin.Boolean
  //   Public signature: /Child1.equals|722809408929142791[0]
  //   Public signature debug description: equals(kotlin.Any?){}kotlin.Boolean
  // CHECK JS_IR NATIVE:
  //   Mangled name: Child1#equals(kotlin.Any?){}
  //   Public signature: /Child1.equals|4638265728071529943[0]
  //   Public signature debug description: equals(kotlin.Any?){}
  /* fake */ override operator fun equals(other: Any?): Boolean

}

// CHECK:
//   Mangled name: Child2
//   Public signature: /Child2|null[0]
class Child2 : Base, I {
  // CHECK:
  //   Mangled name: Child2#<init>(){}
  //   Public signature: /Child2.<init>|-5645683436151566731[0]
  //   Public signature debug description: <init>(){}
  constructor() /* primary */

  // CHECK JVM_IR:
  //   Mangled name: Child2#equals(kotlin.Any?){}kotlin.Boolean
  //   Public signature: /Child2.equals|722809408929142791[0]
  //   Public signature debug description: equals(kotlin.Any?){}kotlin.Boolean
  // CHECK JS_IR NATIVE:
  //   Mangled name: Child2#equals(kotlin.Any?){}
  //   Public signature: /Child2.equals|4638265728071529943[0]
  //   Public signature debug description: equals(kotlin.Any?){}
  /* fake */ override operator fun equals(other: Any?): Boolean

}

// CHECK:
//   Mangled name: I
//   Public signature: /I|null[0]
interface I {
}