A more important question (IMHO) : does it matter? I.e. how fast do you need the parser to be? On Nov 28, 2007, at 4:57 AM, Nicolas Pouillard wrote: >> * Camlp4 looks relatively slow -- is it much slower than Yacc ? > > Yes, that's the cost of dynamic extensibility. -------------------------------------------------- Yitzhak Mandelbaum AT&T Labs - Research http://www.research.att.com/~yitzhak