Heads-up: ReferenceCAS fails after C2 WB expansion

[Aleksey Shipilev]

On 10/31/2016 09:05 AM, Roland Westrelin wrote:
> It looks like a duplicate of JDK-8167298. Can you verify the bug goes
> away with the fix (not yet upstream):
> 
> http://cr.openjdk.java.net/~roland/8167298/webrev.01/

Yes, it passes!

Let's cherry-pick the change, along with the Roman's aggressive test,
and enable the C2 WB expansion back:

http://cr.openjdk.java.net/~shade/shenandoah/reference-cas-cherrypick/webrev.01/

-Aleksey