RFR: 8370502: C2: segfault while adding node to IGVN worklist [v4]

[Kerem Kat]

On Fri, 28 Nov 2025 10:23:06 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> Kerem Kat has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   fix rename
>
> test/hotspot/jtreg/compiler/c2/TestUnlockNodeNullMemprof.java line 29:
> 
>> 27:  * @summary Do not segfault while adding node to IGVN worklist
>> 28:  *
>> 29:  * @run main/othervm -Xbatch compiler.c2.TestUnlockNodeNullMemprof
> 
> Suggestion:
> 
>  * @run main/othervm -Xbatch ${test.main.class}
> 
> 
> Possible since a recent JTREG update. Makes wrongly copying class name go away ;)
> 
> Also: I wonder if we should also have a run without any flags?

Removing `-Xbatch` makes the test non-deterministic in this case.

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PR Review Comment: https://git.openjdk.org/jdk/pull/28432#discussion_r2581178352