[jdk11u-dev] RFR: 8261236: C2: ClhsdbJstackXcompStress test fails when StressGCM is enabled

[Paul Hohensee]

On Thu, 2 Sep 2021 10:16:00 GMT, Sergey Nazarkin <snazarki at openjdk.org> wrote:

> Hi!
> I'd like to backport this changset to fix SA code after JDK-8231586.  I wasn't able to reproduce assert mentioned at the bug description even after fixing the test (inject custom vmoptions to launched SA).  Hovewer we observed the issue in the wild by investigation of core files generated by JDK15, hence it may be worth to have the fix at the jdk11 as well.
> 
> The patch applies almost cleanly, only copyright year of ImmutableOopMapSet.java should be adjusted. Tested with tier1

Marked as reviewed by phh (Reviewer).

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PR: https://git.openjdk.java.net/jdk11u-dev/pull/308