8313323: javac -g on a java file which uses unnamed variable leads to ClassFormatError when launching that class

[lahodaj]

Hi all,

This pull request contains a backport of commit adfc1d6c from the openjdk/jdk repository.

The commit being backported was authored by Jan Lahoda on 4 Sep 2023 and was reviewed by Vicente Romero.

Thanks!

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8313323: javac -g on a java file which uses unnamed variable leads to ClassFormatError when launching that class (Bug - P3)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk21u.git pull/128/head:pull/128
$ git checkout pull/128

Update a local copy of the PR:
$ git checkout pull/128
$ git pull https://git.openjdk.org/jdk21u.git pull/128/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 128

View PR using the GUI difftool:
$ git pr show -t 128

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk21u/pull/128.diff

Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back jlahoda! 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]

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

[openjdk]

@lahodaj 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:

8313323: javac -g on a java file which uses unnamed variable leads to ClassFormatError when launching that class

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 no new commits pushed to the master branch. If another commit should be pushed before you perform the /integrate command, your PR will be automatically rebased. If you prefer to avoid any potential automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

[mlbridge]

Webrevs

• 00: Full (0b75e1c0)

[lahodaj]

/integrate

[openjdk]

Going to push as commit 49bef91.
Since your change was applied there have been 5 commits pushed to the master branch:

• a4d64ab: 8315534: Incorrect warnings about implicit annotation processing
• fbc194a: 8299658: C1 compilation crashes in LinearScan::resolve_exception_edge
• b86a0ce: 8309032: jpackage does not work for module projects unless --module-path is specified
• efb11c1: 8314024: SIGSEGV in PhaseIdealLoop::build_loop_late_post_work due to bad immediate dominator info
• 91e37e9: 8311033: [macos] PrinterJob does not take into account Sides attribute

Your commit was automatically rebased without conflicts.

[openjdk]

@lahodaj Pushed as commit 49bef91.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.