[lworld] RFR: 8377467: [lworld] More defensive assertion guards for array layouts and properties [v2]

[Paul Hübner]

On Mon, 23 Feb 2026 17:01:37 GMT, Paul Hübner <phubner at openjdk.org> wrote:

>> Hi all,
>> 
>> This change hardens our assertions and fixes a bug. 
>> 
>> Testing: tiers 1-3.
>
> Paul Hübner has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains six commits:
> 
>  - Merge branch 'lworld' into JDK-8377467
>  - Fix typo in merge.
>  - Merge branch 'lworld' into JDK-8377467
>  - Explode asserts.
>  - Second iteration.
>  - First pass of LayoutKind.

Merged in the latest changes, need a re-review. I also added another assertion to the new lworld code. TIA.

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PR Comment: https://git.openjdk.org/valhalla/pull/2103#issuecomment-3953022621