RFR: 8363996: Obsolete UseCompressedClassPointers [v5]

[Thomas Stuefe]

On Tue, 10 Feb 2026 23:19:41 GMT, David Holmes <dholmes at openjdk.org> wrote:

>> See comment here: https://github.com/openjdk/jdk/pull/28366#discussion_r2781992992
>> 
>> The old tests using this function did run with explicit uncompressed class pointers. I want to reuse the test, so I had to fix it to be able to run with compressed class pointers. With -UCCP, array headers for object arrays are 24 bytes; for +UCCP, array headers are 16 byte.
>
> Sorry this github UI makes it hard to see things sometimes.

@dholmes-ora Webrev is your friend :-) https://openjdk.github.io/cr/?repo=jdk&pr=28366&range=06

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PR Review Comment: https://git.openjdk.org/jdk/pull/28366#discussion_r2798021198