RFR(S): 8251918: [Graal] Crash in DumpTimeSharedClassInfo::add_verification_constraint

Yumin Qi yumin.qi at oracle.com
Fri Aug 21 18:51:11 UTC 2020


Hi, Calvin

   Looks good.


Thanks

Yumin

On 8/21/20 11:22 AM, calvin.cheung at oracle.com wrote:
> bug: https://bugs.openjdk.java.net/browse/JDK-8251918
>
> webrev: http://cr.openjdk.java.net/~ccheung/jdk16/8251918/webrev.00/
>
> After the fix for JDK-8247529, the SystemDictionaryShared::find_or_allocate_info_for(InstanceKlass* k) could return NULL if dynamic CDS dump is in progress.
>
> The proposed fix is to do a NULL check on the return value of SystemDictionaryShared::find_or_allocate_info_for().
>
> Testing: Tier1 - 4, hs-tier4-graal, hs-tier8-graal
>
> thanks,
>
> Calvin
>


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