RFR: 8253763: ParallelObjectIterator should have virtual destructor

Tue Sep 29 08:28:01 UTC 2020

On Tue, 29 Sep 2020 07:20:40 GMT, Stefan Karlsson <stefank at openjdk.org> wrote:

>> The ParallelObjectIterator should have virtual destructor, since implementations of
>> CollectedHeap::parallel_object_iterator() returns the base type, which is later passed to the delete operator.
>> Today both G1 and Shenandoah leaks memory here. I noticed this bug when when implementing
>> ZCollectedHeap::parallel_object_iterator(). Bug was introduced in JDK-8215624.
>
> Marked as reviewed by stefank (Reviewer).

Nice catch! Thanks for help fixing it !

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PR: https://git.openjdk.java.net/jdk/pull/395