Merge remote-tracking branch 'origin/2.12.x' into perf-backport/omnibus-first-pr

Author: retronym

library/src/scala/Array.scala

@@ -482,7 +482,7 @@ object Array extends FallbackArrayBuilding {
  *
  *  @author Martin Odersky
  *  @since  1.0
- *  @see [[http://www.scala-lang.org/files/archive/spec/2.11/ Scala Language Specification]], for in-depth information on the transformations the Scala compiler makes on Arrays (Sections 6.6 and 6.15 respectively.)
+ *  @see [[http://www.scala-lang.org/files/archive/spec/2.12/ Scala Language Specification]], for in-depth information on the transformations the Scala compiler makes on Arrays (Sections 6.6 and 6.15 respectively.)
  *  @see [[http://docs.scala-lang.org/sips/completed/scala-2-8-arrays.html "Scala 2.8 Arrays"]] the Scala Improvement Document detailing arrays since Scala 2.8.
  *  @see [[http://docs.scala-lang.org/overviews/collections/arrays.html "The Scala 2.8 Collections' API"]] section on `Array` by Martin Odersky for more information.
  *  @hideImplicitConversion scala.Predef.booleanArrayOps

library/src/scala/UninitializedError.scala

@@ -15,4 +15,6 @@ package scala
  *  @author  Martin Odersky
  *  @since   2.5
  */
+// TODO: remove in 2.14
+@deprecated("will be removed in a future release", since = "2.12.7")
 final class UninitializedError extends RuntimeException("uninitialized value")

library/src/scala/collection/mutable/WrappedArray.scala

@@ -129,10 +129,6 @@ object WrappedArray {
     def apply(index: Int): T = array(index).asInstanceOf[T]
     def update(index: Int, elem: T) { array(index) = elem }
     override def hashCode = MurmurHash3.wrappedArrayHash(array)
-    override def equals(that: Any) = that match {
-      case that: ofRef[_] => Arrays.equals(array.asInstanceOf[Array[AnyRef]], that.array.asInstanceOf[Array[AnyRef]])
-      case _ => super.equals(that)
-    }
   }
 
   final class ofByte(val array: Array[Byte]) extends WrappedArray[Byte] with Serializable {