Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0104.cs

@@ -0,0 +1,20 @@
+// CS0104: `X' is an ambiguous reference between `A.X' and `B.X'
+// Line: 16
+namespace A {
+	class X {
+	}
+}
+
+namespace B {
+	class X {
+	}
+}
+
+namespace C {
+	using A;
+	using B;
+	class D : X {
+
+	static void Main () {}
+	}
+}