RFR: 8154364: (fs) Files.isSameFile() throws NoSuchFileException with broken symbolic links [v10]

[Brian Burkhalter]

On Tue, 19 Aug 2025 18:15:02 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

>> This request proposes to broaden the definition of which paths are considered to be the same by `java.nio.file.Files.isSameFile()`. A new test is added to cover many comparisons.
>
> Brian Burkhalter has updated the pull request incrementally with one additional commit since the last revision:
> 
>   8154364: Suggested change for key comparison

Tier 1-3 jobs passed on the usual platforms.

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PR Comment: https://git.openjdk.org/jdk/pull/26736#issuecomment-3211900842