RFR(S): 8207242: [lworld] TestLWorld fails with "assert(_base >= AnyPtr && _base <= KlassPtr) failed: Not a pointer"

Tobias Hartmann tobias.hartmann at oracle.com
Fri Jul 20 07:48:51 UTC 2018


Thanks John!

Best regards,
Tobias

On 19.07.2018 22:55, John Rose wrote:
> On Jul 19, 2018, at 1:58 AM, Tobias Hartmann <tobias.hartmann at oracle.com
> <mailto:tobias.hartmann at oracle.com>> wrote:
>>
>> https://bugs.openjdk.java.net/browse/JDK-8207242
>> http://cr.openjdk.java.net/~thartmann/8207242/webrev.00/
>>
>> We crash in ValueTypeBaseNode::is_allocated() because the oop input is TOP. The problem is that we
>> are using a ValueTypeNode from a non-dominating path which died (but since we are not dominated, the
>> ValueTypeNode was not removed).
> 
> Good fix, and code looks better too.  — John


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