use a "prototype-opt" configuration for faster edit/compile/debug.  Performance will be bad but turnaround time is much better.

--dave


> I'm modifying classes that go into the boot image. I need the optimizing
> compiler, so I'm using a 'development' configuration. Everytime I modify
> something, I need to execute jbuild again. On my machine, jbuild takes
> around 20 mins.