[lworld] RFR: 8372113: [lworld] Fix various issues with TypeAryPtr and TypeAryKlassPtr [v11]

[Tobias Hartmann]

On Wed, 17 Dec 2025 17:37:56 GMT, Quan Anh Mai <qamai at openjdk.org> wrote:

>> Hi,
>> 
>> This PR fixes various issues with `TypeAryPtr` and `TypeAryKlassPtr`. It starts with me trying to tighten the properties (`flat`, `null_free`, etc) of these classes, then fixing all the revealed issues until there are no crashes or wrong results left.
>> 
>> Please take a look and leave your reviews, thanks a lot.
>
> Quan Anh Mai has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix because properties passed into with_properties is not the same as properties() of the result

Testing is all clean now. I let @fparain comment on the runtime changes (he's very busy but promised to have a look).

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PR Comment: https://git.openjdk.org/valhalla/pull/1755#issuecomment-3668577932