pkg/front_end/testcases/general_nnbd_opt_out/covariant_parameter_in_superclass_of_mixin_application.dart.textual_outline_modelled.expect

// @dart = 2.6
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() {}