1 files changed, 11 insertions, 0 deletions
diff --git a/tests/untried/pos/bounds.scala b/tests/untried/pos/bounds.scala
new file mode 100644
index 000000000..26bc84a1b
--- /dev/null
+++ b/tests/untried/pos/bounds.scala
@@ -0,0 +1,11 @@
+trait Map[A, +C] {
+  def ++ [B1 >: C] (kvs: Iterable[Tuple2[A, B1]]): Map[A, B1] = this
+  def ++ [B1 >: C] (kvs: Iterator[Tuple2[A, B1]]): Map[A, B1] = this
+}
+
+class ListMap[A, +B] extends Map[A, B] {}
+
+object ListMap {
+  def empty[X, Y] = new ListMap[X, Y]
+  def apply[A1, B2](elems: Tuple2[A1, B2]*): Map[A1, B2] = empty[A1,B2].++(elems.iterator)
+}