Imported Upstream version 3.6.0

Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14

mcs/tests/gtest-490.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections;
+using System.Collections.Generic;
+
+interface IFoo : IEnumerable<Foo>
+{
+}
+
+class Foo : IFoo
+{
+	List<Foo> _fooList = new List<Foo> ();
+
+	IEnumerator<Foo> IEnumerable<Foo>.GetEnumerator ()
+	{
+		return _fooList.GetEnumerator ();
+	}
+
+	public IEnumerator GetEnumerator ()
+	{
+		return _fooList.GetEnumerator ();
+	}
+
+	public static void Main ()
+	{
+	}
+}