+using System;
+using System.Collections.Generic;
+
+public class D : IDisposable
+{
+ public D (string bar)
+ {
+ }
+
+ public void Dispose ()
+ {
+ }
+}
+
+public class UploadAction
+{
+ public static void RunOnThread (Action a)
+ {
+ a.Invoke ();
+ }
+
+ public static IEnumerable<object> TagsError ()
+ {
+ string tags;
+ tags = "";
+
+ RunOnThread (() => {
+ using (D u = new D (tags)) {
+ Console.WriteLine ("No Op");
+ }
+ });
+
+ yield break;
+ }
+
+ static void Main ()
+ {
+ foreach (object bar in TagsError ()) {
+ Console.WriteLine ("No op {0}", bar);
+ }
+ }
+}