8331885: C2: meet between unloaded and speculative types is not symmetric

[fmatte1]

8331885: C2: meet between unloaded and speculative types is not symmetric

Reviewed-by: roland, thartmann

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8331885 needs maintainer approval

Issue

• JDK-8331885: C2: meet between unloaded and speculative types is not symmetric (Bug - P3 - Approved)

Reviewers

• Christian Hagedorn (@chhagedorn - Reviewer)

Reviewing

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Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk22u.git pull/228/head:pull/228
$ git checkout pull/228

Update a local copy of the PR:
$ git checkout pull/228
$ git pull https://git.openjdk.org/jdk22u.git pull/228/head

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Checkout this PR locally:
$ git pr checkout 228

View PR using the GUI difftool:
$ git pr show -t 228

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Download this PR as a diff file:
https://git.openjdk.org/jdk22u/pull/228.diff

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[bridgekeeper]

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[openjdk]

@fmatte1 This change now passes all automated pre-integration checks.

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

8331885: C2: meet between unloaded and speculative types is not symmetric

Reviewed-by: chagedorn

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At the time when this comment was updated there had been 6 new commits pushed to the master branch:

• 108e164: 8333093: Incorrect comment in zAddress_aarch64.cpp
• 329c7bd: 8325763: Revert properties: vm.opt.x.*
• 0080e66: 8310072: JComboBox/DisabledComboBoxFontTestAuto: Enabled and disabled ComboBox does not match in these LAFs: GTK+
• ceba7fc: 8330275: Crash in XMark::follow_array
• d7d718d: 8331714: Make OopMapCache installation lock-free
• 91a2e75: 8323552: AbstractMemorySegmentImpl#mismatch returns -1 when comparing distinct areas of the same instance of MemorySegment

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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[openjdk]

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

[mlbridge]

Webrevs

• 00: Full (5402bff5)

[fmatte1]

/integrate

[openjdk]

@fmatte1
Your change (at version 5402bff) is now ready to be sponsored by a Committer.

[chhagedorn]

/sponsor

[openjdk]

Going to push as commit 92e4ba2.
Since your change was applied there have been 6 commits pushed to the master branch:

• 108e164: 8333093: Incorrect comment in zAddress_aarch64.cpp
• 329c7bd: 8325763: Revert properties: vm.opt.x.*
• 0080e66: 8310072: JComboBox/DisabledComboBoxFontTestAuto: Enabled and disabled ComboBox does not match in these LAFs: GTK+
• ceba7fc: 8330275: Crash in XMark::follow_array
• d7d718d: 8331714: Make OopMapCache installation lock-free
• 91a2e75: 8323552: AbstractMemorySegmentImpl#mismatch returns -1 when comparing distinct areas of the same instance of MemorySegment

Your commit was automatically rebased without conflicts.

[openjdk]

@chhagedorn @fmatte1 Pushed as commit 92e4ba2.

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