Deprecated BigInt#~ in favor of unary_~. Closes #4659, no review.

git-svn-id: http://lampsvn.epfl.ch/svn-repos/scala/scala/trunk@25122 5e8d7ff9-d8ef-0310-90f0-a4852d11357a

src/library/scala/math/BigInt.scala

@@ -256,9 +256,12 @@ class BigInt(val bigInteger: BigInteger) extends ScalaNumber with ScalaNumericCo
    */
   def signum: Int = this.bigInteger.signum()
 
-  /** Returns the bitwise complement of this BigNum
+  @deprecated("Use ~bigInt (the unary_~ method) instead", "2.10.0")
+  def ~ : BigInt = ~this
+  
+  /** Returns the bitwise complement of this BigInt
    */
-  def ~ : BigInt   = new BigInt(this.bigInteger.not())
+  def unary_~ : BigInt = new BigInt(this.bigInteger.not())
 
   /** Returns true if and only if the designated bit is set.
    */