RFR 8233200: [lworld] compiler/runtime/Test8010927.java fails with fatal error: DEBUG MESSAGE: Verify oop store failed

Frederic Parain frederic.parain at oracle.com
Tue Nov 26 16:25:28 UTC 2019


Looks good to me.

Fred


> On Nov 26, 2019, at 11:13, David Simms <david.simms at oracle.com> wrote:
> 
> 
> Bug/RFE: https://bugs.openjdk.java.net/browse/JDK-8233200
> 
> Webrev: http://cr.openjdk.java.net/~dsimms/valhalla/8233200/webrev0/
> 
> 
> Subtle mess up in the use of "MemAllocator::finish()", it is virtual and there is an overload which potentially safepoints, thereby possibly moving the initial allocation...(requires allocation of large array)
> 
> "-XX:+ZVerifyViews" turned out to be an excellent debugging tool, so I enabled it in ValueOops testing, along with increased test array size (decrease G1 required GC count to 10 since the larger array was taking more test run time).
> 
> I believe relates to JDK-8231755, which I removed from the problem list and re-tested.
> 
> Cheers
> 
> /David Simms
> 



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