[lworld] RFR: 8350961: [lworld] Some VarHandles tests fail when field flattening is not applied [v2]

[Chen Liang]

On Fri, 28 Feb 2025 17:14:15 GMT, Chen Liang <liach at openjdk.org> wrote:

>> #1340 removed null masking for references incorrectly before strict field checks are in place. As a result, we have to mask nulls to default values before the default value concept is gone.
>
> Chen Liang has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:
> 
>  - Remove problemlist
>  - Merge branch 'lworld' of https://github.com/openjdk/valhalla into fix/vh-null-default-mask
>  - 8350961: [lworld] Some VarHandles tests fail when field flattening is not applied

Thanks for the review!

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PR Comment: https://git.openjdk.org/valhalla/pull/1385#issuecomment-2691472501