package goblint

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package goblint
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Library
Module
Module type
Parameter
Class
Class type

Parameters

Signature

include sig ... end
type t = AddressBase(Mval).t =
  1. | Addr of Mval.t
    (*

    Pointer to mvalue.

    *)
  2. | NullPtr
    (*

    NULL pointer.

    *)
  3. | UnknownPtr
    (*

    Unknown pointer. Could point to globals, heap and escaped variables.

    *)
  4. | StrPtr of StringDomain.t
    (*

    String literal pointer. StrPtr None abstracts any string pointer

    *)
val equal : t -> t -> bool
val hash : t -> int
val compare : t -> t -> int
val show : t -> string
val pretty : unit -> t -> Printable.Pretty.doc
val printXml : 'a BatInnerIO.output -> t -> unit
val name : unit -> string
val to_yojson : t -> Yojson.Safe.t
val tag : t -> int
val arbitrary : unit -> t QCheck.arbitrary
val relift : t -> t
val of_string : string -> t

Convert string to StrPtr.

val to_string : t -> string option

Convert StrPtr to string if possible.

val to_c_string : t -> string option

Convert StrPtr to C string if possible.

val to_n_c_string : int -> t -> string option

Convert StrPtr to C string of given maximum length if possible.

val to_string_length : t -> int option

Find length of C string if possible.

val is_definite : t -> bool

Whether address is a NULL pointer or an mvalue that has only definite integer indexing (and fields).

val add_offset : t -> Mval.idx Offset.t -> t

add_offset a o appends o to an mvalue address a.

val of_var : GoblintCil.varinfo -> t

Convert from variable (without offset).

val of_mval : Mval.t -> t

Convert from mvalue.

val to_var : t -> GoblintCil.varinfo option

Convert to variable if possible.

val to_var_may : t -> GoblintCil.varinfo option

Convert to variable with any offset if possible.

val to_var_must : t -> GoblintCil.varinfo option

Convert to variable without offset if possible.

val to_mval : t -> Mval.t option

Convert to mvalue if possible.

val to_exp : t -> GoblintCil.exp

Convert to CIL expression.

val type_of : t -> GoblintCil.typ

Type of address.

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