Imported Upstream version 4.0.0~alpha1

Former-commit-id: 806294f5ded97629b74c85c09952f2a74fe182d9

mcs/errors/cs0229-6.cs

@@ -0,0 +1,28 @@
+// CS0229: Ambiguity between `A.N' and `B.N'
+// Line: 26
+
+using static A;
+using static B;
+
+class A
+{
+	public class N
+	{
+		public static void Foo ()
+		{
+		}
+	}
+}
+
+class B
+{
+	public static int N;
+}
+
+class Test
+{
+	public static void Main ()
+	{
+		N.Foo ();
+	}
+}