(* section *)
| Slice of words
(* other comment *)
- | Other of text * text * text
+ | Other of int * text * text * text
type srcs = src list
type ('s, 't) astep = ('s, 't) aproc -> ('s, 't) aproc
-type step = (bool, bool * words * words) astep
+type return = KO
+ | OK
+ | OO
+
+type step = (return, return * words * words) astep