Please help, I need to create an "issue number"

[CC]

I think this is a pretty low-quality submission with no real world impact. The nanosecond performance gain from using | instead of + while sacrificing that much readability is just not worth it.

As well as that, the author used ChatGPT to answer this thread in the PR: https://github.com/openjdk/jdk/pull/18888#discussion_r1574853809
Am 24. Apr. 2024, 15:00 +0200 schrieb Jesper Wilhelmsson <jesper.wilhelmsson at oracle.com>:
> Hi Yumfeil.
>
> Welcome to OpenJDK!
>
> Please note that creating a PR is not the way to propose a change to OpenJDK. I would recommend that you read this as a start: https://openjdk.org/guide/#contributing-to-an-openjdk-project
>
> Best regards,
> /Jesper
>
>
> > On Apr 24, 2024, at 14:45, 羽 <yfeil at qq.com> wrote:
> >
> > pull request: Update HashMap function resize() by Yumfeil · Pull Request #18888 · openjdk/jdk (github.com)
> >
> > Please help, I need to create an "issue number"
> >
> > Thanks!
>
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