RFR: 8254164: G1 only removes self forwarding pointers for last collection set increment [v2]

[Thomas Schatzl]

On Fri, 9 Oct 2020 18:29:22 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

>> Thomas Schatzl has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   sjohanss comment
>
> Looks good.  Well, as good as it can, given finalizers are still with us.

:) Thanks @kimbarrett @kstefanj for your reviews.

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PR: https://git.openjdk.java.net/jdk/pull/556