RFR: 8188055: (ref) Add Reference.refersTo predicate

[Kim Barrett]

> On Apr 8, 2020, at 4:11 AM, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
> 
> Hi,
> 
> On 08.04.20 02:25, Kim Barrett wrote:
>> [Note review on both core-libs and hotspot-gc-dev lists; try not to lose
>> either when replying.]
>> Please review a new function: java.lang.ref.Reference.refersTo.
> [...]
>> CR:
>> https://bugs.openjdk.java.net/browse/JDK-8188055
>> https://bugs.openjdk.java.net/browse/JDK-8241029 (CSR)
>> Webrev:
>> https://cr.openjdk.java.net/~kbarrett/8188055/open.04/
>> Testing:
>> mach5 tier1
>> Locally (linux-x64) verified the new test passes with various garbage
>> collectors.
> 
> Lgtm.
> 
> Thomas

Thanks.