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8258734: jdk/jfr/event/oldobject/TestClassLoaderLeak.java failed with "RuntimeException: Could not find class leak"

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Backport of [JDK-8258734](https://bugs.openjdk.org/browse/JDK-8258734) Testing - Local: Test passed on `MacOS 14.6.1` on Apple M1 Max - Passed: `jdk/jfr/event/oldobject/TestClassLoaderLeak.java` - Pipeline: - Testing Machine: --------- ### Progress - [x] Change must...

amosshi

8340657: [PPC64] SA determines wrong unextendedSP

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Clean backport of [JDK-8340657](https://bugs.openjdk.org/browse/JDK-8340657). --------- ### Progress - [x] Change must not contain extraneous whitespace - [x] Commit message must refer to an issue - [ ] [JDK-8340657](https://bugs.openjdk.org/browse/JDK-8340657) needs maintainer...

TheRealMDoerr

8273979: move some os time related functions to os_posix for POSIX platforms

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Hi all, This pull request contains a backport of commit[ 1c6fa113](https://github.com/openjdk/jdk/commit/1c6fa113bd06585945e077f0d2004a291c27946d) from the [openjdk/jdk](https://git.openjdk.org/jdk) repository. The commit being backported was authored by Matthias Baesken on 23 Sep 2021 and was...

rvansa

8340230: Tests crash: assert(is_in_encoding_range || k->is_interface() || k->is_abstract()) failed: sanity

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Clean backport of [JDK-8340230](https://bugs.openjdk.org/browse/JDK-8340230) from jdk23u. --------- ### Progress - [x] Change must not contain extraneous whitespace - [ ] [JDK-8340230](https://bugs.openjdk.org/browse/JDK-8340230) needs maintainer approval - [x] Commit message must refer...

TheRealMDoerr

8316581: Improve performance of Symbol::print_value_on()

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Clean backport to improve class unloading performance. --------- ### Progress - [x] Change must not contain extraneous whitespace - [x] Commit message must refer to an issue - [ ]...

krk

8340418: GHA: MacOS AArch64 bundles can be removed prematurely

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Clean backport to improve GHA reliability. Follows [JDK-8325194](https://bugs.openjdk.org/browse/JDK-8325194). Additional testing: - [x] GHA --------- ### Progress - [x] Change must not contain extraneous whitespace - [x] Commit message must refer...

shipilev

8262895: [macos_aarch64] runtime/CompressedOops/CompressedClassPointers.java fails with 'Narrow klass base: 0x0000000000000000' missing from stdout/stderr

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Backport of [JDK-8262895](https://bugs.openjdk.org/browse/JDK-8262895) Testing - Local: Test passed on `MacOS 14.6.1` on Apple M1 Max - Passed: `runtime/CompressedOops/CompressedClassSpaceSize.java` - Passed: `runtime/CompressedOops/CompressedKlassPointerAndOops.java` - Passed: `runtime/CompressedOops/ObjectAlignment.java` - Passed: `runtime/CompressedOops/UseCompressedOops.java` - Pipeline: -...

amosshi

8317738: CodeCacheFullCountTest failed with "VirtualMachineError: Out of space in CodeCache for method handle intrinsic"

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Backport of [JDK-8317738](https://bugs.openjdk.org/browse/JDK-8317738) Testing - Local: Test passed on `MacOS 14.6.1` on Apple M1 Max - `CodeCacheFullCountTest.java`: Test results: passed: 1 - Pipeline: - Testing Machine: --------- ### Progress -...

amosshi

8273914: Indy string concat changes order of operations

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This is a backport of [JDK-8273914: Indy string concat changes order of operations](https://bugs.openjdk.org/browse/JDK-8273914). The patch applied cleanly. Testing: tier1 langtools tests --------- ### Progress - [x] Change must not contain...

cushon

8307648: java/net/httpclient/ExpectContinueTest.java timed out

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The backport is not clean. JDK17 does not have JDK-8293786. As a result, the debug log is not merged into Stream::incoming_reset method. These changes could be skipped because they are...

alexeybakhtin