diff options
Diffstat (limited to 'lib/future.ml')
| -rw-r--r-- | lib/future.ml | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/lib/future.ml b/lib/future.ml index 78a158264..b6012ed20 100644 --- a/lib/future.ml +++ b/lib/future.ml @@ -7,8 +7,9 @@ (************************************************************************) (* To deal with side effects we have to save/restore the system state *) -let freeze = ref (fun () -> assert false : unit -> Dyn.t) -let unfreeze = ref (fun _ -> () : Dyn.t -> unit) +type freeze +let freeze = ref (fun () -> assert false : unit -> freeze) +let unfreeze = ref (fun _ -> () : freeze -> unit) let set_freeze f g = freeze := f; unfreeze := g let not_ready_msg = ref (fun name -> @@ -58,7 +59,7 @@ type 'a assignement = [ `Val of 'a | `Exn of Exninfo.iexn | `Comp of 'a computat and 'a comp = | Delegated of (unit -> unit) | Closure of (unit -> 'a) - | Val of 'a * Dyn.t option + | Val of 'a * freeze option | Exn of Exninfo.iexn (* Invariant: this exception is always "fixed" as in fix_exn *) and 'a comput = |