8280600: C2: assert(!had_error) failed: bad dominance

[TheRealMDoerr]

Clean backport of JDK-8280600

---

Progress

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

Issue

• JDK-8280600: C2: assert(!had_error) failed: bad dominance

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk17u-dev pull/297/head:pull/297
$ git checkout pull/297

Update a local copy of the PR:
$ git checkout pull/297
$ git pull https://git.openjdk.java.net/jdk17u-dev pull/297/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 297

View PR using the GUI difftool:
$ git pr show -t 297

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk17u-dev/pull/297.diff

[bridgekeeper]

👋 Welcome back mdoerr! 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]

@TheRealMDoerr 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:

8280600: C2: assert(!had_error) failed: bad dominance

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.

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[mlbridge]

Webrevs

• 00: Full (57f1e34e)

[TheRealMDoerr]

/integrate

[openjdk]

Going to push as commit bf88ff1.
Since your change was applied there have been 11 commits pushed to the master branch:

• 02292c5: 8271055: Crash during deoptimization with "assert(bb->is_reachable()) failed: getting result from unreachable basicblock" with -XX:+VerifyStack
• 76402bc: 8280964: [Linux aarch64] : drawImage dithers TYPE_BYTE_INDEXED images incorrectly
• 2f39462: 8272358: Some tests may fail when executed with other locales than the US
• a9c2a50: 8277055: Assert "missing inlining msg" with -XX:+PrintIntrinsics
• 0200d64: 8264605: vmTestbase/nsk/jvmti/SuspendThread/suspendthrd003/TestDescription.java failed with "agent_tools.cpp, 471: (foundThread = (jthread) jni_env->NewGlobalRef(foundThread)) != NULL"
• 373526a: 8279219: [REDO] C2 crash when allocating array of size too large
• 6eaf579: 8281544: assert(VM_Version::supports_avx512bw()) failed for Tests jdk/incubator/vector/
• 9068185: 8283350: (tz) Update Timezone Data to 2022a
• b46fabf: 8275337: C1: assert(false) failed: live_in set of first block must be empty
• d89ad1f: 8273169: java/util/regex/NegativeArraySize.java failed after JDK-8271302
• ... and 1 more: https://git.openjdk.java.net/jdk17u-dev/compare/7e41d8439305a9966d968c51480df1623c50cbb2...master

Your commit was automatically rebased without conflicts.

[openjdk]

@TheRealMDoerr Pushed as commit bf88ff1.

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