Module CWarnings
val create : name:string -> category:string -> ?default:status -> ('a -> Pp.t) -> ?loc:Loc.t -> 'a -> unit
val get_flags : unit -> string
val set_flags : string -> unit
val normalize_flags_string : string -> string
Cleans up a user provided warnings status string, e.g. removing unknown warnings (in which case a warning is emitted) or subsumed warnings .