Check that overriding members refine the types of overridden ones.

Somehow this was lost in porting (or was this done somewhere else
in scalac?).

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/neg/overrides.scala b/tests/neg/overrides.scala
index 4befe1623..d502af8dd 100644
--- a/tests/neg/overrides.scala
+++ b/tests/neg/overrides.scala
@@ -57,3 +57,14 @@ class X {
 class Y extends X {
   def f: A[Int] = ???
 }
+
+
+class A1
+class B1
+
+class X1 {
+  def f(): A1 = ???
+}
+class Y1 extends X1 {
+  override def f(): B1 = ???
+}