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| author | Paul Phillips <paulp@improving.org> | 2011-03-06 21:33:18 +0000 |
|---|---|---|
| committer | Paul Phillips <paulp@improving.org> | 2011-03-06 21:33:18 +0000 |
| commit | 603c3dae0f74ccb9d9b34c9c004713ca3d0e8847 (patch) | |
| tree | a02a7bd8b39879a328dfcdd7b148870b37ada6f9 /src/library/scala/collection/immutable/HashMap.scala | |
| parent | 64660068dd89813c7c7a09db1e783177ac31f158 (diff) | |
| download | scala-603c3dae0f74ccb9d9b34c9c004713ca3d0e8847.tar.gz scala-603c3dae0f74ccb9d9b34c9c004713ca3d0e8847.tar.bz2 scala-603c3dae0f74ccb9d9b34c9c004713ca3d0e8847.zip | |
And extempore's original plan carries the day: ...
And extempore's original plan carries the day: null.## no longer throws
an NPE. Took advantage of feature to simplify a bunch of sharp-sharp
calculations. Closes #4311, no review.
Diffstat (limited to 'src/library/scala/collection/immutable/HashMap.scala')
| -rw-r--r-- | src/library/scala/collection/immutable/HashMap.scala | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/library/scala/collection/immutable/HashMap.scala b/src/library/scala/collection/immutable/HashMap.scala index e0f15f67da..d44791c2eb 100644 --- a/src/library/scala/collection/immutable/HashMap.scala +++ b/src/library/scala/collection/immutable/HashMap.scala @@ -59,7 +59,7 @@ class HashMap[A, +B] extends Map[A,B] with MapLike[A, B, HashMap[A, B]] with Par def - (key: A): HashMap[A, B] = removed0(key, computeHash(key), 0) - protected def elemHashCode(key: A) = if (key == null) 0 else key.## + protected def elemHashCode(key: A) = key.## protected final def improve(hcode: Int) = { var h: Int = hcode + ~(hcode << 9) |