8295447: NullPointerException with invalid pattern matching construct in constructor call

[Rudometov]

Backport for JDK-8295447 NullPointerException with invalid pattern matching construct in constructor call

https://git.openjdk.org/jdk/commit/6c05771b9be3dd5cbcdb40d2e53cc53959926cdd

Clean backport
JTreg tier1, tier2, jck runtime and jck compiler passed.
Test T8295447.java passes during run.

---

Progress

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

Issue

• JDK-8295447: NullPointerException with invalid pattern matching construct in constructor call

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk19u pull/99/head:pull/99
$ git checkout pull/99

Update a local copy of the PR:
$ git checkout pull/99
$ git pull https://git.openjdk.org/jdk19u pull/99/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 99

View PR using the GUI difftool:
$ git pr show -t 99

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk19u/pull/99.diff

[bridgekeeper]

👋 Welcome back vrudomet! 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]

@Rudometov 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:

8295447: NullPointerException with invalid pattern matching construct in constructor call

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 1 new commit pushed to the master branch:

• d153a8c: 8297309: Memory leak in ShenandoahFullGC

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

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[mlbridge]

Webrevs

• 00: Full (3bee01de)

[Rudometov]

/integrate

[openjdk]

@Rudometov
Your change (at version 3bee01d) is now ready to be sponsored by a Committer.

[mrserb]

/sponsor

[openjdk]

Going to push as commit c9d4857.
Since your change was applied there have been 2 commits pushed to the master branch:

• 7275da4: 8296904: Improve handling of macos xcode toolchain
• d153a8c: 8297309: Memory leak in ShenandoahFullGC

Your commit was automatically rebased without conflicts.

[openjdk]

@mrserb @Rudometov Pushed as commit c9d4857.

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