RFR (S) 8215575: C2 crash: assert(get_instanceKlass()->is_loaded()) failed: must be at least loaded

[Erik Österlund]

Hi Coleen,

Looks good.

/Erik

On 2019-01-07 20:50, coleen.phillimore at oracle.com wrote:
> Summary: Set InstanceKlass::loaded before adding classes to the 
> subklass list, which can be read concurrently by the compiler.
>
> Thanks to Erik for the diagnosis and suggested fix.  See bug comments 
> for more details.
>
> Tested with hs-tier1-3, 6 and 8.
>
> open webrev at http://cr.openjdk.java.net/~coleenp/8215575.01/webrev
> bug link https://bugs.openjdk.java.net/browse/JDK-8215575
>
> Thanks,
> Coleen