RFR: 8254315: Shenandoah: Concurrent weak reference processing [v12]

[Roman Kennke]

On Tue, 27 Oct 2020 11:04:02 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Roman Kennke has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Rename native argument to maybe_narrow_oop for more clarity
>
> src/hotspot/share/gc/shenandoah/shenandoahHeap.cpp line 1733:
> 
>> 1731:       }
>> 1732:     }
>> 1733: 
> 
> Why this move?

That seems to be a leftover from when the verifier was not yet working correctly. I think it can be reverted.

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PR: https://git.openjdk.java.net/jdk/pull/505