RFR: 8374350: Convert hotspot gtests to use Atomic<T> [v2]

[Kim Barrett]

On Fri, 2 Jan 2026 10:28:13 GMT, Axel Boldt-Christmas <aboldtch at openjdk.org> wrote:

>> Kim Barrett has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   update copyrights
>
> lgtm.
> 
> ~~Just wondering if we should use `GrowableArray` instead of NEW/FREE macros and the placement new operator. Or would you rather have such a change as a separate RFE?~~

Thanks for reviews @xmas92 and @walulyai

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PR Comment: https://git.openjdk.org/jdk/pull/29001#issuecomment-3715023725