import testchecker.quals.*;

class Generics {

    class Generics1<T extends @H1Top @H2Top Object> {

        T m(@H1S2 @H2S2 T p) {
            T l = p;
            // :: error: (return.type.incompatible)
            return l;
        }

        void unsound(Generics1<@H1S1 @H2S1 Object> p, @H1S2 @H2S2 Object p2) {
            @H1S1 @H2S1 Object o = p.m(p2);
        }
    }

    class Generics2<T extends @H1Top Object> {

        T m(@H1S2 T p) {
            T l = p;
            // :: error: (return.type.incompatible)
            return l;
        }

        void unsound(Generics2<@H1S1 Object> p, @H1S2 Object p2) {
            @H1S1 Object o = p.m(p2);
        }
    }

    class Generics3<T extends @H1S1 Object> {

        // See comments in BaseTypeVisitor about type variable checks.
        // The currently desired behavior is that the annotation on the
        // type variable overrides the bound.
        // TODO?:: error: (type.invalid)
        void m(@H1S2 T p) {}
    }
}
