Imported Upstream version 4.3.2.467

Former-commit-id: 9c2cb47f45fa221e661ab616387c9cda183f283d

mcs/tests/test-null-operator-19.cs

@@ -0,0 +1,26 @@
+using System;
+
+class C
+{
+	public S Acceleration { get; set;}
+}
+
+struct S
+{
+	public double X;
+}
+
+class X
+{
+	public static int Main ()
+	{
+		var c = new C();
+
+		var g = c?.Acceleration.X;
+		Console.WriteLine (g.GetType ());
+		if (g.GetType () != typeof(double))
+			return 1;
+
+		return 0;
+	}
+}