RFR (S) 8231410: Shenandoah: clone barrier should use base pointer

[Aleksey Shipilev]

On 9/25/19 4:57 PM, Roman Kennke wrote:
> http://cr.openjdk.java.net/~rkennke/JDK-8231410/webrev.05/

Looks good.

I tested it on my x86_32 cases, and it works. Pushed.

-- 
Thanks,
-Aleksey