[8u] backport RFR (XS) 8049252: VerifyStack logic in Deoptimization::unpack_frames does not expect to see invoke bc at the top frame during normal deoptimization

[Roland Westrelin]

Ok.

Roland.

Vladimir Kozlov <vladimir.kozlov at oracle.com> writes:

> 8u (8u40) backport request. The fix was pushed into jdk9 week ago and 
> nightly testing shows no related problems.
>
> Changes from jdk9 applied to 8u without conflicts.
>
> http://hg.openjdk.java.net/jdk9/hs-comp/hotspot/rev/860d53992be0
> https://bugs.openjdk.java.net/browse/JDK-8049252
> http://cr.openjdk.java.net/~kvn/8049252/webrev
>
> Thanks,
> Vladimir