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authorPaul Phillips <paulp@improving.org>2011-07-04 04:55:04 +0000
committerPaul Phillips <paulp@improving.org>2011-07-04 04:55:04 +0000
commit54b26beb2c9a82fc5a1b3a66f11ed763bfad39be (patch)
tree111a2081507c084b81918216cdfdaf185605961a /src/library/scala/collection/Iterable.scala
parent69b9d9858e6127d021e083d336e9629c12173698 (diff)
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Discovered another impressive source of unneces...
Discovered another impressive source of unnecessary garbage is every collection creating a new GenericCanBuildFrom for every map ever performed. They can all use the same one: they all have the same implementation. It looks like tiark had already figured this out and done it for Vector: I followed with the other fifty. I really haven't the least idea who to have review most things. No review.
Diffstat (limited to 'src/library/scala/collection/Iterable.scala')
-rw-r--r--src/library/scala/collection/Iterable.scala2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/library/scala/collection/Iterable.scala b/src/library/scala/collection/Iterable.scala
index 03a8302116..0381da0841 100644
--- a/src/library/scala/collection/Iterable.scala
+++ b/src/library/scala/collection/Iterable.scala
@@ -45,7 +45,7 @@ trait Iterable[+A] extends Traversable[A]
object Iterable extends TraversableFactory[Iterable] {
/** $genericCanBuildFromInfo */
- implicit def canBuildFrom[A]: CanBuildFrom[Coll, A, Iterable[A]] = new GenericCanBuildFrom[A]
+ implicit def canBuildFrom[A]: CanBuildFrom[Coll, A, Iterable[A]] = ReusableCBF.asInstanceOf[GenericCanBuildFrom[A]]
def newBuilder[A]: Builder[A, Iterable[A]] = immutable.Iterable.newBuilder[A]