···108108 loop g 0 0, v
109109110110 let kneser ~n ~k =
111111- if n < 0 || k > n then invalid_arg "kneser";
111111+ if n < 0 || n > Sys.int_size || k < 0 || k > n then invalid_arg "kneser";
112112 let vert = Hashtbl.create (1 lsl n) in
113113 let add x = Hashtbl.add vert x (B.G.V.create x) in
114114 let rec visit mask n k =