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authorPaul Phillips <paulp@improving.org>2012-05-10 06:37:20 -0700
committerPaul Phillips <paulp@improving.org>2012-05-10 06:37:20 -0700
commitb0e85333a286075882352f66e59e5aa3f287e62e (patch)
treee8db87b510c74eef74415ce37816ead95907640c
parentb0dd0452fd14ad46c4be782f9227a0540782a2d7 (diff)
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Revert "Fix for ## inconsistency."
This reverts commit 58bb2d1bd2000ac3aa2c64b6c5dc56c91e911860. I guess this must be what's failing the nightly.
-rw-r--r--src/library/scala/runtime/ScalaRunTime.scala11
-rw-r--r--test/files/run/hashhash.scala5
2 files changed, 4 insertions, 12 deletions
diff --git a/src/library/scala/runtime/ScalaRunTime.scala b/src/library/scala/runtime/ScalaRunTime.scala
index a04fd23710..4c5e0e408b 100644
--- a/src/library/scala/runtime/ScalaRunTime.scala
+++ b/src/library/scala/runtime/ScalaRunTime.scala
@@ -234,13 +234,10 @@ object ScalaRunTime {
// Note that these are the implementations called by ##, so they
// must not call ## themselves.
- @inline def hash(x: Any): Int = x match {
- case null => 0
- case x: Double => hash(x)
- case x: Float => hash(x)
- case x: java.lang.Number => hash(x)
- case _ => x.hashCode
- }
+ @inline def hash(x: Any): Int =
+ if (x == null) 0
+ else if (x.isInstanceOf[java.lang.Number]) BoxesRunTime.hashFromNumber(x.asInstanceOf[java.lang.Number])
+ else x.hashCode
@inline def hash(dv: Double): Int = {
val iv = dv.toInt
diff --git a/test/files/run/hashhash.scala b/test/files/run/hashhash.scala
index dc31df8cfa..b9cec99a12 100644
--- a/test/files/run/hashhash.scala
+++ b/test/files/run/hashhash.scala
@@ -6,10 +6,5 @@ object Test {
/** Just a little sanity check, not to be confused with a unit test. */
List(5, 5.5f, "abc", new AnyRef, ()) foreach confirmSame
List(5.0f, 1.0d, -(5.0f), (-1.0d)) foreach confirmDifferent
-
- val x = (BigInt(1) << 64).toDouble
- val y: Any = x
-
- assert(x.## == y.##, ((x, y)))
}
}