http://stackoverflow.com/q/19612325/644812

gistfile1.cs

class A<T>
{
    public string Foo { get { return "hello"; } }
}

class B<T> : A<T> { }

// this is OK (because A's generic parameter doesn't go to its base class?)
class Ok<T> : A<Ok<T>> { }

// this is broken (because B's generic parameter tries to go to a base class?)
class Broken<T> : B<Broken<T>> { }

[TestMethod]
public void MyTestMethod()
{
    dynamic d = new Ok<string>();
    var value = d.Foo;
    Assert.AreEqual("hello", value);

    d = new Broken<string>();
    value = d.Foo; // StackOverflowException
    Assert.AreEqual("hello", value);
}