On Dec 1, 2010, at 2:20 PM, Jordan K. Hubbard wrote: > > On Dec 1, 2010, at 2:15 PM, Laurent Sansonetti wrote: > >>> http://swtch.com/~rsc/regexp/regexp1.html >> >> MacRuby is using ICU. I'm not aware of ICU's internals, but I suspect the >> performance issue is probably elsewhere here, given the huge difference >> against 1.8. > > It would be instructive to try and reduce this case somewhat, just in case > that's true. At the very least, it would be interesting to compile MacRuby > with profiling enabled, run the test, and then see where all the hotspot > calls were. Do we have an easy way of doing that with the existing rake > files?
The easiest way is probably to use Shark (that's what I always do). No need to recompile the project then :) I will investigate the problem but I already suspect it's because of libauto's slow allocator. Laurent
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