Imported Upstream version 3.10.0

Former-commit-id: 172c8e3c300b39d5785c7a3e8dfb08ebdbc1a99b

mcs/tests/test-nameof-04.cs

@@ -0,0 +1,34 @@
+interface IA
+{
+	void M (int arg);
+	int Prop { get; set; }
+}
+
+interface IB
+{
+	void M (string arg);
+	void M<T> (T arg);
+	int Prop { get; set; }
+}
+
+interface I : IA, IB
+{
+	void Extra (string method = nameof (M), string prop = nameof (Prop));
+}
+
+class Ambiguous
+{
+	public static int Main ()
+	{
+		string res;
+		res = nameof (I.M);
+		if (res != "M")
+			return 1;
+
+		res = nameof (I.Prop);
+		if (res != "Prop")
+			return 2;
+
+		return 0;
+	}
+}