gistfile1.cs

using System;

static class Program
{
    static void Main()
    {
        Action action = ((object)0).Foo;
        if (action.Target != null && action.Method.IsStatic)
        {
            Console.WriteLine(action.Target.GetType().IsValueType);
            Console.WriteLine("Delegate from static method with target instance!?");
        }
    }

    static void Foo<T>(this T x) { }
}