On Monday 02 July 2007 23:04:18 Benedikt Grundmann wrote:
> I'm sure I missed something obvious... Please help.

I think you need to antiquote a quoted expression:

  open Camlp4.PreCast

  let test _loc =
    let acc = <:match_case<>> in
    <:match_case< true -> $<:expr<0>>$ | $acc$ >>

What does match_case do?

-- 
Dr Jon D Harrop, Flying Frog Consultancy Ltd.
The OCaml Journal
http://www.ffconsultancy.com/products/ocaml_journal/?e