RFR: 8356021: Use Double::hashCode in java.util.Locale::hashCode

[Naoto Sato]

On Wed, 30 Apr 2025 18:01:08 GMT, Shaojin Wen <swen at openjdk.org> wrote:

> Similar to #24959, java.util.Locale.hashCode can also make the same improvement.
> 
> Replace manual bitwise operations in hashCode implementations of java.util.Locale with Double::hashCode.

Thanks for the fix. Even though the fix is trivial and small, please keep the PR open at least for 24 hours so that every region of the globe can see the fix.

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PR Comment: https://git.openjdk.org/jdk/pull/24971#issuecomment-2845189930