Re: RFR(M): 8223029: [lworld] C2 support for widening/narrowing conversion "[QFoo;" <: "[LFoo;”

Tobias Hartmann tobias.hartmann at oracle.com
Mon May 13 14:04:03 UTC 2019


Thanks Roland!

Best regards,
Tobias

On 13.05.19 16:02, Roland Westrelin wrote:
> 
>> This happens when we access a [MyValue? array. Similar to accessing an Object array, we cannot
>> statically determine if the array is flattened and need to emit a runtime check. But at least we
>> know the exact type and can avoid the runtime call.
> 
> Thanks. That makes sense. Change looks good then.
> 
> Roland.
> 


More information about the valhalla-dev mailing list