Mike Potanin [Wednesday 29 January 2003] :
 > Can CamlP4 make "when" in pattern?
 > 
 > # <:expr< let p x = match x with a when a<0 -> 1 | b -> b in p z >>;;
 >                                    ^^^^
 > While expanding quotation "expr":
 > Parse error: '->' expected after [ipatt] (in [expression])

That should be :
<:expr< let p x = match x with [ a when a<0 -> 1 | b -> b ] in p z >>

AST quotations use the revised syntax.

-- 
   Olivier
-------------------
To unsubscribe, mail caml-list-request@inria.fr Archives: http://caml.inria.fr
Bug reports: http://caml.inria.fr/bin/caml-bugs FAQ: http://caml.inria.fr/FAQ/
Beginner's list: http://groups.yahoo.com/group/ocaml_beginners