[9] RFR(L) 8158168: SIGSEGV: CollectedHeap::fill_with_objects(HeapWord*, unsigned long, bool)+0xa8

Tobias Hartmann tobias.hartmann at oracle.com
Wed Mar 22 07:26:23 UTC 2017


On 22.03.2017 06:09, David Holmes wrote:
> I wonder if the reviewers have fully realized the potential impact here? This has exposed a flaw in the way intrinsics are used from core classes.

For the record, I'm fine with both the initial fix as well as the simplified version. If we don't add the debug runtime checks in the intrinsics, we should definitely add them with JDK 10 as additional safety net (we should consider other intrinsics and C1 as well).


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