pkg/front_end/testcases/enhanced_enums/declared_equals.dart.textual_outline.expect

enum E1 {
  element;

  bool operator ==(Object other) => true;
}

enum E2 {
  element;

  bool operator ==(Object other);
}

abstract class I3 {
  bool operator ==(Object other);
}

enum E3 implements I3 { element }

main() {}