Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/errors/cs0121-2.cs

@@ -0,0 +1,31 @@
+// CS0121: The call is ambiguous between the following methods or properties: `IFoo.DoIt()' and `IBar.DoIt()'
+// Line: 9
+
+class A : IFooBar {
+	static void Main ()
+	{
+		A a = new A ();
+		IFooBar fb = (IFooBar) a;
+		fb.DoIt ();
+	}
+
+	void IFoo.DoIt ()
+	{
+		System.Console.WriteLine ("void IFoo.DoIt ()");
+	}
+
+	void IBar.DoIt ()
+	{
+		System.Console.WriteLine ("void IBar.DoIt ()");
+	}
+}
+
+interface IFoo {
+	void DoIt ();
+}
+
+interface IBar {
+	void DoIt ();
+}
+
+interface IFooBar : IFoo, IBar {}