Add to test

Add second scenario reported in #1037 to test case.

Author: odersky

tests/pos/i1036.scala

@@ -1,10 +1,12 @@
 object Test {
   def second[sA, sB <: sA](foo: sA, bar: sB): sB = bar
+  def third[A, B >: A](foo: A, bar: B): B = bar
   def expectString(s: String) = s
 
   def test = {
     val x = second(Set.empty[String], Set.empty)
     x map expectString
     second(Set.empty[String], Set.empty) map expectString
+    third(Set.empty[String], Set.empty) map expectString
   }
 }