open Lib;;
if Pervasives.int_of_string "123" <> 123 then raise Not_found;;

(**
0	CONSTINT 42
2	PUSHACC0 
3	MAKEBLOCK1 0
5	POP 1
7	SETGLOBAL Lib
9	CONSTINT 123
11	PUSHGETGLOBAL "123"
13	C_CALL1 int_of_string
15	NEQ 
16	BRANCHIFNOT 23
18	GETGLOBAL Not_found
20	MAKEBLOCK1 0
22	RAISE 
23	ATOM0 
24	SETGLOBAL T240-c_call1
26	STOP 
**)