Module Map_intf.Symmetric_diff_element
val compare : k v. ('k -> 'k -> int) -> ('v -> 'v -> int) -> ('k, 'v) t -> ('k, 'v) t -> int
val t_of_sexp : k v. (Base.Sexp.t -> 'k) -> (Base.Sexp.t -> 'v) -> Base.Sexp.t -> ('k, 'v) t
val sexp_of_t : k v. ('k -> Base.Sexp.t) -> ('v -> Base.Sexp.t) -> ('k, 'v) t -> Base.Sexp.t