1 files changed, 6 insertions, 0 deletions
diff --git a/tests/run/t4558.scala b/tests/run/t4558.scala
new file mode 100644
index 000000000..e7661421d
--- /dev/null
+++ b/tests/run/t4558.scala
@@ -0,0 +1,6 @@
+object Test {
+  def main(args: Array[String]): Unit = {
+    val xs = Seq(1,2,3).view.groupBy(identity)
+    assert(xs.size == 3)
+  }
+}