On Wed, Jun 9, 2010 at 8:16 PM, Stefan Monnier wrote: >> Explicitly numbered groups are of the form > >>   \(?nn:...\) > >> Here is a patch for it. Someone with good lisp fu might check it. > > I see an elisp file, not  apatch.  Can you resend it as a patch, please? Ah, wrote the wrong buffer ... ;-) Here it is, it is very small.