[lworld] RFR: 8361352: [lworld] Weird interaction between OSR and value class instances [v3]

[Marc Chevalier]

On Mon, 25 Aug 2025 09:27:25 GMT, Tobias Hartmann <thartmann at openjdk.org> wrote:

>> Probably not. An instance class without identity must be an abstract value class. At least, I don't see another way... But just to be sure, I'm running some tests.
>
> Right, I think so too. Thanks for checking!

I've realized that since `ciInlineKlass` is a class derived from `ciInstanceKlass`, `type->is_instance_klass()` is also true for `ciInlineKlass`, which messed up my experiment but I guess it's reasonable.

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PR Review Comment: https://git.openjdk.org/valhalla/pull/1531#discussion_r2297830541