> Valhalla introduced flattened value object, however SA cannot dump it into
> heapdump e.g. `jhsdb jmap --binaryheap`.
> Actually HeapHprofBinWriter.java has following lines. Hence the user cannot
> check flattened object from heapdump generated by SA.
>
>
> case JVM_SIGNATURE_CLASS:
> case JVM_SIGNATURE_ARRAY: {
> if (field.isFlat()) {
> // FIXME - we don't handle flattened fields yet. Just treat them
> // as a null reference. See JDK-8381370.
> writeObjectID(null);
>
>
> This PR addressed it.
>
> ---------
> - [x] I confirm that I make this contribution in accordance with the [OpenJDK
> Interim AI Policy](https://openjdk.org/legal/ai).
Yasumasa Suenaga has updated the pull request with a new target base due to a
merge or a rebase. The pull request now contains eight commits:
- Merge branch 'master' into JDK-8381370
- Update testcase
- Fix
- fix
- Re-enable HeapDumpTestWithActiveProcess.java
- Merge branch 'master' into JDK-8381370
- Use getFieldHolder() rather than getKlass()
- 8381370: SA is not writing out flattened fields to the hprof file
-------------
Changes: https://git.openjdk.org/jdk/pull/33395/files
Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=33395&range=06
Stats: 387 lines in 8 files changed: 343 ins; 2 del; 42 mod
Patch: https://git.openjdk.org/jdk/pull/33395.diff
Fetch: git fetch https://git.openjdk.org/jdk.git pull/33395/head:pull/33395
PR: https://git.openjdk.org/jdk/pull/33395
