RFR: 8141496: BitMap set operations copy their other BitMap argument

[Thomas Schatzl]

Hi,

On Tue, 2016-04-26 at 12:43 +0200, Stefan Karlsson wrote:
> Hi all,
> 
> Please review this patch to make the BitMap operations take const
> BitMap 
> references instead of copying the BitMaps.
> 
> http://cr.openjdk.java.net/~stefank/8141496/webrev.01
> https://bugs.openjdk.java.net/browse/JDK-8141496
> 
> The patch is needed in preparation for:
>   https://bugs.openjdk.java.net/browse/JDK-8141501
>   Problems with BitMap buffer management
> 
> Tested in JPRT (together with prototypes for JDK-8141501).

  looks good.

Thomas