RFR JDK-8068448 - improve the assert

[Thomas Schatzl]

Hi,

On Tue, 2015-04-07 at 14:19 -0400, Eric Caspole wrote:
> Hi everybody,
> Here is a patch to try to help debug this problem, by explicitly 
> collecting more information including start array and heap size when the 
> assert occurs.
> 
>   http://cr.openjdk.java.net/~ecaspole/JDK-8068448/00/webrev/
> 
> Passes JPRT

Looks good.

Thanks,
  Thomas