RFR: 8305765: CompressedClassPointers.java is unreliable due to ASLR

Wed Oct 4 17:30:38 UTC 2023

On Mon, 2 Oct 2023 19:43:27 GMT, Ioi Lam <iklam at openjdk.org> wrote:

>> A new log statement is added to the `Metaspace::global_initialize` function to indicate that the compress class space is being allocate at an address chosen by the platform. The `CompressedClassPointers.java` test will base on the log output before checking the expected `Narrow klass base` output.
>> 
>> Passed tiers 1 - 3 testing.
>> Also ran the test on linux-aarch64 and linux-aarch64-debug platforms, 30 times each.
>
> LGTM.

Thanks @iklam for the review!

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PR Comment: https://git.openjdk.org/jdk/pull/16014#issuecomment-1747339322