More bridges in collections. Review by prokopec.

1 files changed, 4 insertions, 1 deletions

diff --git a/src/library/scala/collection/immutable/ListMap.scala b/src/library/scala/collection/immutable/ListMap.scala
index a0f20c6e96..edee4a9922 100644
--- a/src/library/scala/collection/immutable/ListMap.scala
+++ b/src/library/scala/collection/immutable/ListMap.scala
@@ -12,7 +12,7 @@ package scala.collection
 package immutable
 
 import generic._
-import annotation.tailrec
+import annotation.{tailrec, bridge}
 
 /** $factoryInfo
  *  @since 1
@@ -100,6 +100,9 @@ class ListMap[A, +B] extends Map[A, B] with MapLike[A, B, ListMap[A, B]] with Se
   override def ++[B1 >: B](xs: GenTraversableOnce[(A, B1)]): ListMap[A, B1] =
     ((repr: ListMap[A, B1]) /: xs.seq) (_ + _)
 
+  @bridge def ++[B1 >: B](xs: TraversableOnce[(A, B1)]): ListMap[A, B1] =
+    ++(xs: GenTraversableOnce[(A, B1)])
+
   /** This creates a new mapping without the given <code>key</code>.
    *  If the map does not contain a mapping for the given key, the
    *  method returns the same map.