Fixes #1477 by requiring that abstract types wi...

Fixes #1477 by requiring that abstract types with non-volatile upper
bounds cannot be overridden by volatile types.

1 files changed, 5 insertions, 0 deletions

diff --git a/test/files/neg/t771.scala b/test/files/neg/t771.scala
new file mode 100755
index 0000000000..26bf441648
--- /dev/null
+++ b/test/files/neg/t771.scala
@@ -0,0 +1,5 @@
+class Foo {
+  def a = c(b)
+  def b[List[AnyRef]] = new java.util.Iterator[List[Object]] { }
+  def c[A](it:java.util.Iterator[A]) = new scala.Iterator[A]
+}