Implementing foreach to work in parallel in Par...

Implementing foreach to work in parallel in ParIterableLike.

Doing a bunch of refactoring around in the collection framework to
ensure a parallel foreach is never called with a side-effecting method.
This still leaves other parts of the standard library and the compiler
unguarded.

No review.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/library/scala/collection/generic/Shrinkable.scala b/src/library/scala/collection/generic/Shrinkable.scala
index b70f51ddc5..88c7ce3a3d 100644
--- a/src/library/scala/collection/generic/Shrinkable.scala
+++ b/src/library/scala/collection/generic/Shrinkable.scala
@@ -46,7 +46,7 @@ trait Shrinkable[-A] {
    *  @param iter  the iterator producing the elements to remove.
    *  @return the $coll itself
    */
-  def --=(xs: TraversableOnce[A]): this.type = { xs foreach -= ; this }
+  def --=(xs: TraversableOnce[A]): this.type = { xs.seq foreach -= ; this }
 }