http://donsbot.wordpress.com/2010/03/01/evolving-faster-haskell-programs-now-with-llvm/ The timings are a bit too short (0.3s) to mean that much, but the way his GA found the best flags is nice... -- cheers, --renato http://systemcall.org/ Reclaim your digital rights, eliminate DRM, learn more at http://www.defectivebydesign.org/what_is_drm