[lworld] RFR: 8373202: [lworld] ObjectReference.equals should follow == semantics for value objects [v5]

[Alex Menkov]

On Tue, 20 Jan 2026 19:25:34 GMT, Chris Plummer <cjplummer at openjdk.org> wrote:

>> I'm not sure it makes much sense.
>> They are quite generic, I think about adding them to mainline in jdk 27 (but don't use by ObjectReferenceImpl.equals/hashCode)
>
> They might be generic, but they serve no useful purpose outside of valhalla support.

Added "preview API" and "since" to both commands

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PR Review Comment: https://git.openjdk.org/valhalla/pull/1834#discussion_r2718735566