1 files changed, 13 insertions, 0 deletions
diff --git a/tests/untried/neg/t0152.scala b/tests/untried/neg/t0152.scala
new file mode 100644
index 000000000..d86d59e97
--- /dev/null
+++ b/tests/untried/neg/t0152.scala
@@ -0,0 +1,13 @@
+class Value[+T](x: T) {
+    def value = x
+}
+
+trait PlusOne extends Value[Int] {
+    override def value = super.value + 1
+}
+
+object Test extends App {
+ object boom extends Value[java.lang.String]("foo") with PlusOne
+
+ println(boom.value) // class cast exception!
+}