pkg/front_end/testcases/general/mixin_application_lub_2.dart.textual_outline_modelled.expect

StateA? a = StateA();
StateB b = StateB();

class Diagnosticable {}

class SomeClass with Diagnosticable {}

class State<T> with Diagnosticable {}

class StateA extends State {}

class StateB extends State<int> {}

foo<T>(T x) {}
main() {}