[8u Backport] RFR: 8175345: possible null pointer dereference defects

[Rob McKenna]

..also please add a suitable noreg label to the main bug.

    -Rob

On 16/05/17 05:24, Rob McKenna wrote:
> Updated subject line to reflect the correct bug id.
> 
> Rahul, for future requests, please only refer to the main bug id.
> 
> Approved
> 
>     -Rob
> 
> On 15/05/17 11:50, Rahul Raghavan wrote:
> > Hi,
> > 
> > Request for approval -  
> > <webrev.01> - http://cr.openjdk.java.net/~rraghavan/8175345/webrev.01/
> > 
> > <jbs> - '49 Null pointer dereference defect groups in 21 files' - 
> >     https://bugs.openjdk.java.net/browse/JDK-8177429
> > Backport of -
> >     https://bugs.openjdk.java.net/browse/JDK-8175345
> > 
> > With 8175345, the changes done in jdk9 were reviewed in open and committed.
> > <RFR thread> http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2017-March/025798.html
> > <changeset> http://hg.openjdk.java.net/jdk9/jdk9/hotspot/rev/55e3f1f3d0a7
> > 
> > This backport fix is same as in jdk9.
> > 
> > Thanks,
> > Rahul