RFR (XS): 8202049: G1: ReferenceProcessor doesn't handle mark stack overflow

[Kim Barrett]

> On Jun 5, 2018, at 3:56 AM, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
> 
> Hi,
> 
> On Mon, 2018-06-04 at 20:26 -0400, Kim Barrett wrote:
>>> On Jun 4, 2018, at 6:35 AM, Thomas Schatzl <thomas.schatzl at oracle.c
>>> om> wrote:
>>> CR:
>>> https://bugs.openjdk.java.net/browse/JDK-8202049
>>> Webrev:
>>> http://cr.openjdk.java.net/~tschatzl/8202049/webrev
>>> Testing:
>>> running this patch for months in my usual testing routine for other
>>> patches without any error.
>>> 
>>> Thanks,
>>> Thomas
>> 
>> I think this ought to use fatal(...) rather than log_error +
>> ShouldNotReachHere.
>> 
> 
>  fixed in place.
> 
> Due to precedent in other code I was swaying between both, apparently
> to the wrong side.
> 
> Thanks,
>  Thomas

Looks good.