8380993: [REDO] Incorrect Interpretation of POSIX TZ Environment Variable on AIX

[sruthyjay]

This is a Backport PR : openjdk/jdk#31270

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Progress

• Change must not contain extraneous whitespace
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• JDK-8380993 needs maintainer approval

Issue

• JDK-8380993: [REDO] Incorrect Interpretation of POSIX TZ Environment Variable on AIX (Bug - P4 - Approved)

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[sruthyjay]

/approval JDK-8380993 request clean Backport to restore correct AIX timezone mapping for modern POSIX TZ strings, preventing incorrect GMT fallback while maintaining backward compatibility with low-risk, AIX-only changes and regression test coverage.

[bridgekeeper]

👋 Welcome back sruthyjay! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

@sruthyjay This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8380993: [REDO] Incorrect Interpretation of POSIX TZ Environment Variable on AIX

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 12 new commits pushed to the master branch:

• 896c223: 8385454: Provide more NUMA related information in hsinfo/hserr files
• 42889a9: Merge
• 45edaf8: 8386482: C2 CountedLoopConverter::filtered_type_from_dominators: assert(_base == Int) failed: Not an Int
• ... and 9 more: https://git.openjdk.org/jdk27u/compare/a02ee204a75a897b698bf6bba953dab7106b08ff...master

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[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

⚠️ @sruthyjay This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[openjdk]

@sruthyjay
JDK-8380993: The approval request has been created successfully.

[mlbridge]

Webrevs

• 00: Full (92b03cbf)

[sruthyjay]

/integrate

[openjdk]

@sruthyjay
Your change (at version 92b03cb) is now ready to be sponsored by a Committer.