RFR: 8357826: Avoid running some jtreg tests when asan is configured [v8]

[Lutz Schmidt]

On Wed, 11 Jun 2025 11:42:13 GMT, Matthias Baesken <mbaesken at openjdk.org> wrote:

>> There are a couple of jtreg tests, especially in the HS area, with very special assumptions about memory layout/sizes .
>> Those fail when the address sanitizer is configured ( --enable-asan ).
>> The change adds a way to tag those tests with 'requires' so that they can be avoided easily when running jtreg tests with ASAN enabled.
>> Adjusting the tests for "pleasing" the sanitizer is not always desired (if possible for some tests it can be done later) .
>> While at it, also same is also added for ubsan .
>
> Matthias Baesken has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add comment

Looks good with the nicely placed @comments.

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Marked as reviewed by lucy (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/25575#pullrequestreview-2917152613