2 files changed, 8 insertions, 0 deletions
diff --git a/test/pending/neg/t8079d.check b/test/pending/neg/t8079d.check
new file mode 100644
index 0000000000..f63f4902f8
--- /dev/null
+++ b/test/pending/neg/t8079d.check
@@ -0,0 +1,4 @@
+t8079d.scala:3: error: contravariant type I occurs in covariant position in type C.this.X of value b
+  def f2(b: X): Unit
+         ^
+one error found
diff --git a/test/pending/neg/t8079d.scala b/test/pending/neg/t8079d.scala
new file mode 100644
index 0000000000..ad420b99e3
--- /dev/null
+++ b/test/pending/neg/t8079d.scala
@@ -0,0 +1,4 @@
+trait C[-I] {
+  protected[this] type X = C[I]
+  def f2(b: X): Unit
+}