1 files changed, 12 insertions, 0 deletions
diff --git a/test/files/run/t1829.scala b/test/files/run/t1829.scala
new file mode 100644
index 0000000000..8240527424
--- /dev/null
+++ b/test/files/run/t1829.scala
@@ -0,0 +1,12 @@
+object Test{
+  def main(args : Array[String]){
+    import scala.collection.immutable._
+    assert(IntMap.empty == HashMap.empty);
+    assert(HashMap.empty == IntMap.empty);
+    assert(LongMap.empty == HashMap.empty);
+    assert(HashMap.empty == LongMap.empty);
+    assert(IntMap.empty == LongMap.empty);
+    assert(IntMap(1 -> 2) == HashMap(1 -> 2));
+    assert(LongMap(1L -> 2) == HashMap(1L -> 2));
+  }
+}