RFR(S): 6896810:TEST_BUG: java/lang/ref/SoftReference/Pin.java fails with OOME during System.out.println

[David Holmes]

cc'ing core-libs-dev as they own this test.

On 30/06/2015 10:54 PM, Stefan Särne wrote:
>
> Hi all,
>
> Please review and sponsor this fix.
>
> Bug: https://bugs.openjdk.java.net/browse/JDK-6896810
> <https://bugs.openjdk.java.net/browse/JDK-8073718>Webrev:
> http://cr.openjdk.java.net/~sjohanss/sponsor/ssarne/JDK-6896810/webrev.jdk.00/
>
> <http://cr.openjdk.java.net/%7Esla/stefan/8073718/webrev.00/>
> The test fails since it run out of memory (again) when it tries to print
> that the expected OOME is received. Additional allocations are done
> during printing and the next OOME is thrown out of the test. By freeing
> the "chain" that hogs the memory on the heap, the test continues and the
> additional checks of checking that the blocks are empty are performed
> and pass.

Seems a reasonable approach to free up the memory - or at least allow a 
GC to reclaim it.

David
-----

> Tested: Run with all GC combinations.
>
> The test is part of tier1 for the jdk and this blocks integration from
> jdk9/hs to jdk9/dev and I therefore suggest it is integrated directly to
> jdk9/hs.
>
> Thanks,
> Stefan