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-rw-r--r--contrib/romega/refl_omega.ml4
1 files changed, 4 insertions, 0 deletions
diff --git a/contrib/romega/refl_omega.ml b/contrib/romega/refl_omega.ml
index 3974ab39c7..f92e77e8b3 100644
--- a/contrib/romega/refl_omega.ml
+++ b/contrib/romega/refl_omega.ml
@@ -367,6 +367,9 @@ let rec ocompile env t =
let t1',env1 = ocompile env t1 in
let t2',env2 = ocompile env1 t2 in
(Otimes (t1',t2'), env2)
+ | Kapp("Zs",[t]) ->
+ let t',env = ocompile env t in
+ (Oplus (t',Oz(1)), env)
| Kapp(("POS"|"NEG"|"ZERO"),_) ->
begin try (Oz(recognize_number t),env)
with _ ->
@@ -853,3 +856,4 @@ let omega_solver gl =
(loop concl) gl
let omega = hide_atomic_tactic "ReflOmega" omega_solver
+