RFR(XS): 8235870: C2 crashes in IdealLoopTree::est_loop_flow_merge_sz()

[Patric Hedlin]

Thanks for reviewing Tobias.

/Patric

On 13/01/2020 12:32, Tobias Hartmann wrote:
> Hi Patric,
>
> looks good and trivial to me.
>
> Best regards,
> Tobias
>
> On 13.01.20 12:11, Patric Hedlin wrote:
>> Dear all,
>>
>> I would like to ask for help to review the following change/update:
>>
>> Issue:  https://bugs.openjdk.java.net/browse/JDK-8235870
>> Webrev: http://cr.openjdk.java.net/~phedlin/tr8235870/
>>
>> 8235870: C2 crashes in IdealLoopTree::est_loop_flow_merge_sz()
>>
>>      Method missing necessary checks, made more robust.
>>
>> Testing: hs-tier1-3, LuceneBench24H
>>
>>
>> Best regards,
>> Patric