RFR 8u backport: 8179084: HotSpot VM fails to start when AggressiveHeap is set

[Kim Barrett]

> On Apr 27, 2017, at 8:13 PM, David Holmes <david.holmes at oracle.com> wrote:
> 
> Bug: https://bugs.openjdk.java.net/browse/JDK-8179084
> JDK 9 changeset: http://hg.openjdk.java.net/jdk9/dev/hotspot/rev/f1cca489e9c6
> 
> webrev: http://cr.openjdk.java.net/~dholmes/8179084/webrev/
> 
> The functional fix in arguments.cpp is the same as in 9, just different line numbers.
> 
> The test had to be adjusted for the 8u test environment and other differences between 8 and 9:
> - no @modules needed
> - @requires vm.gc.parallel not supported
> - test library location and package names are different
> - PrintFlagsFinal output is different so needed to change pattern to match
> 
> The @requires was there because the test will only work on a VM which has a default GC that supports parallel GC. The only binaries we have in 8u that would fail this is a JRE/JDK that defaults to the MinimalVM. But the MinimalVM only supports Compact1 and Compact2, and the test uses APIs from Compact3 anyway - so I added the test to the needs_compact3 group in TEST.groups to deal with this limitation.
> 
> Testing: manual
>         JPRT (I added the test to hotspot_gc for testing purposes)
> 
> Thanks,
> David

Looks good.