RFR: JDK-8319195: Move most tier 1 vector API regression tests to tier 3 [v2]

[Joe Darcy]

On Thu, 2 Nov 2023 02:11:19 GMT, Jie Fu <jiefu at openjdk.org> wrote:

> LGTM
> 
> If tier2 is unchanged after this patch, it would be good to change the JBS title. Thanks.

Good point; bug and PR titles updated accordingly. Thanks.

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PR Comment: https://git.openjdk.org/jdk/pull/16437#issuecomment-1790019451