1 files changed, 16 insertions, 0 deletions
diff --git a/tests/run/enum-Option.scala b/tests/run/enum-Option.scala
new file mode 100644
index 000000000..74e449daf
--- /dev/null
+++ b/tests/run/enum-Option.scala
@@ -0,0 +1,16 @@
+enum class Option[+T] extends Serializable {
+   def isDefined: Boolean
+}
+object Option {
+  case Some(x: T) {
+     def isDefined = true
+  }
+  case None extends Option[Nothing] {
+     def isDefined = false
+  }
+}
+
+object Test {
+  def main(args: Array[String]) =
+    assert(Some(None).isDefined)
+}