val package_files : ppf_dump:Stdlib.Format.formatter -> Env.t -> string list -> string -> backend:(module Backend_intf.S) -> unit
type error =| Illegal_renaming of string * string * string| Forward_reference of string * string| Wrong_for_pack of string * string| Linking_error| Assembler_error of string| File_not_found of string
exception Error of error
val report_error : Stdlib.Format.formatter -> error -> unit