[jdk8u-ri] RFR: 8201793: (ref) Reference object should not support cloning

Wed Apr 20 02:04:25 UTC 2022

On Wed, 20 Apr 2022 00:59:26 GMT, Poonam Bajaj <poonam at openjdk.org> wrote:

> This changeset backports the fix for 8201793 to jdk8u-ri.
> 
> With this change, `java.lang.ref.Reference::clone` method always throws `CloneNotSupportedException`.

Looks good.   The only diff from the original fix is `@since 8` as this is for 8u RI.

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Marked as reviewed by mchung (Reviewer).

PR: https://git.openjdk.java.net/jdk8u-ri/pull/6