Hi On Fri, Aug 1, 2014 at 5:11 PM, Jeremie Dimino wrote: > Could you fill an issue there: https://github.com/ocaml/camlp4 ? Done, this is issue #42. As explained in the bug report, using the ocamlfind package "camlp4.extend" fixes the issue for us. For those interested I'm attaching a patch that allows one to compile cduce with the current ocaml trunk (I only tested using the 4.02.0+trunk switch of opam). Cheers, -- Kim