1 files changed, 30 insertions, 0 deletions
diff --git a/tests/run/t4535.scala b/tests/run/t4535.scala
new file mode 100644
index 000000000..37aacb0ad
--- /dev/null
+++ b/tests/run/t4535.scala
@@ -0,0 +1,30 @@
+
+
+import collection._
+
+
+// #4535
+object Test {
+
+  def main(args: Array[String]): Unit = {
+    val as = new mutable.ArrayStack[Int]
+    as push 1
+    as push 2
+    as push 3
+    println(as.reverse)
+
+    as push 4
+    as push 5
+    as push 6
+    println(as.reverse)
+
+    println(as map { x => x })
+
+    for (i <- 0 until 100) {
+      as push i
+      assert(as == as.map(x => x))
+      assert(as == as.reverse.reverse)
+    }
+  }
+
+}