RFR: 8193513: add support for printing a stack trace on class loading [v2]

[David Holmes]

On Wed, 21 Jun 2023 14:43:58 GMT, Doug Simon <dnsimon at openjdk.org> wrote:

>> Ah I see, so those initial entries are empty stacks because you are only showing Java frames. I misunderstood. I was thinking a full native trace. If a class is loaded as part of verification of another class, the Java stack might not be that useful.
>> 
>> As for "contains" ... just not sure if it it might not match too many things ... I guess you just have to be more specific about whether you specify a simple class name of FQN.
>
>> you are only showing Java frames
> 
> I'm not aware of a way to print the native frames (outside of hs-err logging). It would be great if such a mechanism exists.
> 
>> if it it might not match too many things
> 
> If you make the filter a FQN, you can be very specific.

See `JavaThread::print_jni_stack()`

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PR Review Comment: https://git.openjdk.org/jdk/pull/14553#discussion_r1237873726