RFR: 8355746: Start of release updates for JDK 26

[Alan Bateman]

On Fri, 2 May 2025 16:43:02 GMT, Joe Darcy <darcy at openjdk.org> wrote:

>> test/hotspot/jtreg/testlibrary/asm/org/objectweb/asm/ClassReader.java line 229:
>> 
>>> 227:         // Check the class' major_version. This field is after the magic and minor_version fields, which
>>> 228:         // use 4 and 2 bytes respectively.
>>> 229:         if (checkClassVersion && readShort(classFileOffset + 6) > Opcodes.V26) {
>> 
>> Please do not change ASM - if a test uses ASM to generate or parse later class files, they must migrate to the ClassFile API.  Open a JBS issue and identify the hotspot tests failing without this change.
>
> There are various HotSpot tests that use ASM and they all fail under JDK 26 without this change.

Hopefully new tests will use the ClassFile API and that over time that some of the existing tests that use ASM can be migrated.

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PR Review Comment: https://git.openjdk.org/jdk/pull/25008#discussion_r2071884496