[jdk16u] RFR: 8260338: Some fields in HaltNode is not cloned

[Tobias Hartmann]

On Mon, 1 Feb 2021 16:01:53 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

>> Backport of [JDK-8260338](https://bugs.openjdk.java.net/browse/JDK-8260338). Applies cleanly.
>
> Good.

Thanks for the reviews, Vladimir and Vladimir!

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PR: https://git.openjdk.java.net/jdk16u/pull/15