Make StringComparer.Create throw ArgumentNullException (#26570)

[mono-project.git] / mcs / tests / test-null-operator-11.cs

class X
{
        public static void Main ()
        {
                A a = new A ();
                var x = (a.b?.c?.d as A)?.b;
        }
}

class A
{
        public B b { get; set; }
}

class B
{
        public C c { get; set; }
}

class C
{
        public D d { get; set; }
}

class D : A
{

}