RFR(xs): 8073115: assert(_covered_region.contains(p)) needs better error messages

[Jesper Wilhelmsson]

Hi Sangheon,

Looks good!
Thanks for enhancing the asserts, this is something the Hotspot code is in great 
need of. I'll be happy to sponsor this change.
/Jesper


Sangheon Kim skrev den 13/2/15 07:54:
> Hi All,
>
> Please review this small enhancement for better error messages when assert fails.
> This change would be helpful forJDK-8071930  <https://bugs.openjdk.java.net/browse/JDK-8071930>  which is hard to reproduce.
>
> I will need a sponsor for this change.
>
> CR:
> https://bugs.openjdk.java.net/browse/JDK-8073115
>
> Webrev:
> http://cr.openjdk.java.net/~sangheki/8073115/webrev.00/
>
> Testing:
> JPRT
>
> Thanks,
> Sangheon
>