Imported Upstream version 4.2.0.179

Former-commit-id: 4610231f55806d2a05ed69e5ff3faa7336cc1479

mcs/tests/test-null-operator-15.cs

@@ -0,0 +1,16 @@
+using System.Linq;
+using System.Collections.Generic;
+
+class MM
+{
+	public IEnumerable<int> myEnumerable { get; set; }
+}
+
+class Test
+{
+	public static void Main ()
+	{
+		MM myobject = null;
+		(myobject?.myEnumerable?.Any ()).GetValueOrDefault (false);      
+	}
+}