RFR 8139163: InstanceKlass::cast passes through NULL

[Kim Barrett]

On Oct 23, 2015, at 5:34 PM, Coleen Phillimore <coleen.phillimore at oracle.com> wrote:
> 
> On 10/23/15 4:30 PM, Kim Barrett wrote:
>> src/share/vm/oops/klass.hpp
>> 
>> Pre-existing: Why aren't Klass::vtable and Klass::vtable_length pure
>> virtual?
> 
> I don't know!   yes, they should be and it feels a lot safer to have them pure virtual so nobody gets null/0 by mistake.

Feel free to slip that change in.  Or file an RFE if not comfortable with including here.

> Do you want to see another webrev with the additional cleanups?

Yes, please.  They’re pretty straightforward, but there were enough of them…