RFR (S) 8197780: Null pointer dereference in Klass::is_instance_klass of klass.hpp:532

[coleen.phillimore at oracle.com]

Thank you, Harold!
Coleen

On 2/22/18 1:41 PM, harold seigel wrote:
> Hi Coleen,
>
> This change looks good.
>
> Thanks, Harold
>
>
> On 2/22/2018 10:46 AM, coleen.phillimore at oracle.com wrote:
>> Summary: Make generate_class_cast_message able to deal with NULL 
>> klass from the constant pool.
>>
>> Also moved the function to get the class loader/module name to Klass 
>> where it belongs and removed an unused function in the constant pool 
>> that looks like the one I ended up using.
>>
>> Tested with tier1 and which includes the test added for the original 
>> change and compiler test that has null klass in the constant pool 
>> entry: compiler/escapeAnalysis/cr6716441/Tester.java
>>
>> open webrev at http://cr.openjdk.java.net/~coleenp/8197780.01/webrev
>> bug link https://bugs.openjdk.java.net/browse/JDK-8197780
>>
>> Thanks,
>> Coleen
>