8269802: javac fails to compile nested pattern matching switches

[lahodaj]

There are two places which where TransPatterns is mistakenly not translating a subtree: the statements for non-pattern cases, and the selector. This PR is fixing that by translating the statements and selector.

/issue JDK-8269808

---

Progress

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

Issues

• JDK-8269802: javac fails to compile nested pattern matching switches
• JDK-8269808: javac generates class with invalid stack map

Reviewers

• Maurizio Cimadamore (@mcimadamore - Reviewer)

Reviewing

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Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk17 pull/203/head:pull/203
$ git checkout pull/203

Update a local copy of the PR:
$ git checkout pull/203
$ git pull https://git.openjdk.java.net/jdk17 pull/203/head

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Checkout this PR locally:
$ git pr checkout 203

View PR using the GUI difftool:
$ git pr show -t 203

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Download this PR as a diff file:
https://git.openjdk.java.net/jdk17/pull/203.diff

[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]

@lahodaj
Adding additional issue to issue list: 8269808: javac generates class with invalid stack map.

[openjdk]

@lahodaj The following label will be automatically applied to this pull request:

• compiler

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[mlbridge]

Webrevs

• 00: Full (e19b4a5c)

[mcimadamore]

Looks good

[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:

8269802: javac fails to compile nested pattern matching switches
8269808: javac generates class with invalid stack map

Reviewed-by: mcimadamore

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 11 new commits pushed to the master branch:

• 2b20778: 8269568: JVM crashes when running VectorMask query tests
• 0f4e07b: 8269661: JNI_GetStringCritical does not lock char array
• df1364b: 8269575: C2: assert(false) failed: graph should be schedulable after JDK-8252372
• 6d8fc72: 8268883: C2: assert(false) failed: unscheduable graph
• 4ad8b04: 8268369: SIGSEGV in PhaseCFG::implicit_null_check due to missing null check
• 5b8e1a2: 8266595: jdk/jfr/jcmd/TestJcmdDump.java with slowdebug bits fails with AttachNotSupportedException
• e14801c: 8269668: [aarch64] java.library.path not including /usr/lib64
• 97e0e9e: 8268775: Password is being converted to String in AccessibleJPasswordField
• 1c18f91: 8269768: JFR Terminology Refresh
• 6f0e8e7: 8269775: compiler/codegen/ClearArrayTest.java failed with "assert(false) failed: bad AD file"
• ... and 1 more: https://git.openjdk.java.net/jdk17/compare/2db9005c07585b580b3ec0889b8b5e3ed0d0ca6a...master

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.

[lahodaj]

/integrate

[openjdk]

Going to push as commit 815e4af.
Since your change was applied there have been 17 commits pushed to the master branch:

• 2daf39a: 8269830: SA's vm object vtable matching code sometimes matches on incorrect type
• 0ebf8aa: 8268778: CDS check_excluded_classes needs DumpTimeTable_lock
• 0d1cd3a: 8269825: [TESTBUG] Missing testing for x86 KNL platforms
• e0c130f: 8269955: ProblemList compiler/vectorapi/VectorCastShape[64|128]Test.java tests on x86
• 1166ef2: 8268966: AArch64: 'bad AD file' in some vector conversion tests
• 3a69024: 8225667: Clarify the behavior of System::gc w.r.t. reference processing
• 2b20778: 8269568: JVM crashes when running VectorMask query tests
• 0f4e07b: 8269661: JNI_GetStringCritical does not lock char array
• df1364b: 8269575: C2: assert(false) failed: graph should be schedulable after JDK-8252372
• 6d8fc72: 8268883: C2: assert(false) failed: unscheduable graph
• ... and 7 more: https://git.openjdk.java.net/jdk17/compare/2db9005c07585b580b3ec0889b8b5e3ed0d0ca6a...master

Your commit was automatically rebased without conflicts.

[openjdk]

@lahodaj Pushed as commit 815e4af.

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