[lworld] RFR: 8378186: [lworld] Assign default values and minor cleanup [v3]

[duke]

On Thu, 19 Feb 2026 19:05:21 GMT, Dan Heidinga <heidinga at openjdk.org> wrote:

>> This provides a default value for some locals so it's obvious they are always set and does some minor cleanup.
>
> Dan Heidinga has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Fix comment style

@DanHeidinga 
Your change (at version e265311759d68047513061017572bae85ff61abb) is now ready to be sponsored by a Committer.

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PR Comment: https://git.openjdk.org/valhalla/pull/2130#issuecomment-3930353811