RFR (S) 8185590: ShouldNotReachHere from ClassLoaderData::try_get_next_class()

[Jiangli Zhou]

Hi Coleen,

The logic is a bit tricky, but looks correct to me.

Thanks,
Jiangli

> On Aug 1, 2017, at 7:18 AM, coleen.phillimore at oracle.com wrote:
> 
> Summary: Counting number of instanceKlass code didn't work.
> 
> A late code review change caused this regression.   Tested with internal NSK mlvm tests with -XX:-TieredCompilation -XX:CompileThreshold=100 including the one where I reproduced the failure overnight.
> 
> open webrev at http://cr.openjdk.java.net/~coleenp/8185590.01/webrev
> bug link https://bugs.openjdk.java.net/browse/JDK-8185590
> 
> Thanks,
> Coleen