6559156: My favorite defect

Volker Simonis volker.simonis at gmail.com
Wed Nov 21 02:08:09 PST 2007

Hi Nima,

see this posting:


On 11/21/07, rgougol at email.sjsu.edu <rgougol at email.sjsu.edu> wrote:
> Hello everybody,
> I am trying and hoping to remove the defect 6559156,
> http://bugs.sun.com/view_bug.do?bug_id=6559156. In fact, I am supposed to have a
> contribution by the next two weeks as a requirement of my course CS286: Open
> Source Development, http://www.horstmann.com/sjsu/cs286/gs.html. Will I have the
> chance? If not, would you provide me an alternative defect removal or RFE as
> soon as possible.
> My assumption is that the defect exists in file /src/share/vm/opto/subnode.cpp
> within optimizations of integer cmp. I wish I could trace the server compiler at
> this file using GDB. However, while trace virtual machine launcher of openjdk
> fastdebug with GDB, it produces a new process and then goes beyond the control.
> Can you tell me how I may trace the C2 optimizations with GDB and how to put the
> break point for the new process that is produced using GDB?
> Sincerely,
> Nima Rouhollah Gougol, Graduate Student
> Computer Science Department
> San Jose State University

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