RFR (S) CR 8023638: Add the regression test for 8006997

[Mikhailo Seledtsov]

Hi Aleksey,

  Test looks good.

Misha

On 8/23/2013 1:50 PM, Coleen Phillimore wrote:
>
> This looks good.
> Thanks,
> Coleen
>
> On 8/23/2013 7:24 AM, Aleksey Shipilev wrote:
>> Hi,
>>
>> The latest bug scrub identified one of the issues lacking the regression
>> test, where it does make sense to create one.
>>
>> Background: -XX:ContendedPaddingWidth=# is range-checked on VM side to
>> be in [0; 8192], plus being the multiple of 8. The test checks multiple
>> values around the failure point.
>>
>> Here's the webrev:
>>    http://cr.openjdk.java.net/~shade/8023638/webrev.00/
>>
>> Testing:
>>    - this test is trivial, and excersises the common code path in VM,
>> hence only Linux x86_64/release was tested.
>>
>> Please review!
>>
>> Thanks,
>> -Aleksey.
>