Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-300.cs

@@ -0,0 +1,15 @@
+// Compiler options: -warnaserror -warn:4
+
+using System;
+using System.Collections.Generic;
+
+public class Test
+{
+        public static void Main ()
+        {
+                IDictionary<string,object> c =
+                        new Dictionary<string,object> ();
+                foreach (string s in c.Keys)
+                        Console.WriteLine (s);
+        }
+}