Imported Upstream version 5.10.0.47

Former-commit-id: d0813289fa2d35e1f8ed77530acb4fb1df441bc0

mcs/tests/test-ref-05.cs

@@ -0,0 +1,46 @@
+class X
+{
+	static int field;
+
+	public static int Main ()
+	{
+		Test () = 3;
+
+		if (field != (byte) 3)
+			return 1;
+
+		G<string>.Test (ref field) = 6;
+		if (field != 6)
+			return 2;
+
+		--Test ();
+		if (field != 5)
+			return 3;
+
+		Test (ref Test (), ref Test ());
+
+		return 0;
+	}
+
+	static ref int Test ()
+	{
+		return ref field;
+	}
+
+	static void Test<T> (ref T a, ref int b)
+	{
+	}
+
+	static void Test2<T> (ref T arg)
+	{
+		Test (ref arg, ref Test ());
+	}
+}
+
+class G<U>
+{
+	public static ref T Test<T> (ref T arg)
+	{
+		return ref arg;
+	}
+}