8350682: [JMH] vector.IndexInRangeBenchmark failed with IndexOutOfBoundsException for size=1024

[sendaoYan]

Hi all,

This pull request contains a backport of commit 768b0241 from the openjdk/jdk repository.

The commit being backported was authored by Vladimir Ivanov on 3 Mar 2025 and was reviewed by Xiaohong Gong, Derek White and Sandhya Viswanathan.

Thanks!

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8350682 needs maintainer approval

Issue

• JDK-8350682: [JMH] vector.IndexInRangeBenchmark failed with IndexOutOfBoundsException for size=1024 (Enhancement - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk24u.git pull/102/head:pull/102
$ git checkout pull/102

Update a local copy of the PR:
$ git checkout pull/102
$ git pull https://git.openjdk.org/jdk24u.git pull/102/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 102

View PR using the GUI difftool:
$ git pr show -t 102

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk24u/pull/102.diff

Using Webrev

Link to Webrev Comment

[bridgekeeper]

👋 Welcome back syan! 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]

@sendaoYan 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:

8350682: [JMH] vector.IndexInRangeBenchmark failed with IndexOutOfBoundsException for size=1024

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 6 new commits pushed to the master branch:

• 23389d0: 8350483: AArch64: turn on signum intrinsics by default on Ampere CPUs
• 1603de1: 8342524: Use latch in AbstractButton/bug6298940.java instead of delay
• 33960cf: 8344581: [TESTBUG] java/awt/Robot/ScreenCaptureRobotTest.java failing on macOS
• 6109c0b: 8351033: RISC-V: TestFloat16ScalarOperations asserts with offset (4210) is too large to be patched in one beq/bge/bgeu/blt/bltu/bne instruction!
• d8d055e: 8350820: OperatingSystemMXBean CpuLoad() methods return -1.0 on Windows
• 91ce41f: 8276995: Bug in jdk.jfr.event.gc.collection.TestSystemGC

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.

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

[openjdk]

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

[openjdk]

⚠️ @sendaoYan 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.

[mlbridge]

Webrevs

• 00: Full (db1396f9)

[sendaoYan]

/approval Clean backport to fix the JMH test bug, and make related JMH tests run normally. Test-fix only, no risk.

[openjdk]

@sendaoYan usage: /approval [<id>] (request|cancel) [<text>]

[sendaoYan]

/approval request Clean backport to fix the JMH test bug, and make related JMH tests run normally. Test-fix only, no risk.

[openjdk]

@sendaoYan
8350682: The approval request has been created successfully.

[sendaoYan]

Thanks for the approved.

/integrate

[openjdk]

Going to push as commit 959e026.
Since your change was applied there have been 14 commits pushed to the master branch:

• e5e3971: 8350546: Several java/net/InetAddress tests fails UnknownHostException
• c042f41: 8350202: Tune for Power10 CPUs on Linux ppc64le
• 1315bbb: 8347126: gc/stress/TestStressG1Uncommit.java gets OOM-killed
• 76ef728: 8351223: Update localized resources in keytool and jarsigner
• 31a383a: 8280991: [XWayland] No displayChanged event after setDisplayMode call
• f2ffbbd: 8349623: [ASAN] Gtest os_linux.glibc_mallinfo_wrapper_vm fails
• 0ceff4b: 8349637: Integer.numberOfLeadingZeros outputs incorrectly in certain cases
• 320ce2f: 8350201: Out of bounds access on Linux aarch64 in os::print_register_info
• 23389d0: 8350483: AArch64: turn on signum intrinsics by default on Ampere CPUs
• 1603de1: 8342524: Use latch in AbstractButton/bug6298940.java instead of delay
• ... and 4 more: https://git.openjdk.org/jdk24u/compare/cc039a5d4437fea77ba5d3ce20aab9a5cda4804f...master

Your commit was automatically rebased without conflicts.

[openjdk]

@sendaoYan Pushed as commit 959e026.

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