pkg/front_end/testcases/general/covariant_parameter_in_superclass_of_mixin_application.dart.textual_outline.expect

// @dart = 2.9
class A {
  void foo(covariant num x) {}
}

class B {
  void foo(num x) {}
}

class C {
  void foo(num x) {}
}

class D extends A with B implements C {
  void foo(int x) {}
}

main() {}