package goblint

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in-package search v0.2.0

Static analysis framework for C

Install

Dune Dependency

goblint.in.tum.de Readme Changelog Edit opam file Versions (8)

Authors

Maintainers

Sources

goblint-2.4.0.tbz

sha256=99b78e6def71534d195eef9084baa26d8334b36084e120aa6afb300c9bf8afa6

sha512=f3162bd95a03c00358a2991f6152fc6169205bfb4c55e2c483e98cc3935673df9656d025b6f1ea0fa5f1bd0aee037d4f483966b0d2907e3fa9bf11a93a3392af

doc/goblint_cdomain_value/ValueDomain/Compound/index.html

Module `ValueDomain.Compound`

type t =

| Top
| Int of ID.t
| Float of FD.t
| Address of AD.t
| Struct of Structs.t
| Union of Unions.t
| Array of CArrays.t
| Blob of Blobs.t
| Thread of Threads.t
| JmpBuf of JmpBufs.t
| Mutex
| MutexAttr of MutexAttrDomain.t
| Bot

include S with type t := t and type offs = IndexDomain.t Offset.t

include Lattice.S with type t := t

include Lattice.PO with type t := t

include Printable.S with type t := t

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

Unique ID, given by HConsed, for context identification in witness

val arbitrary : unit -> t QCheck.arbitrary

val relift : t -> t

val leq : t -> t -> bool

val join : t -> t -> t

val meet : t -> t -> t

val widen : t -> t -> t

widen x y assumes leq x y. Solvers guarantee this by calling widen old (join old new).

val narrow : t -> t -> t

val pretty_diff : unit -> (t * t) -> Lattice.Pretty.doc

If leq x y = false, then pretty_diff () (x, y) should explain why.

val bot : unit -> t

val is_bot : t -> bool

val top : unit -> t

val is_top : t -> bool

type offs = IndexDomain.t Offset.t

val eval_offset : 
  VDQ.t ->
  (AD.t -> t) ->
  t ->
  offs ->
  GoblintCil.exp option ->
  GoblintCil.lval option ->
  GoblintCil.typ ->
  t

val update_offset : 
  ?blob_destructive:bool ->
  VDQ.t ->
  t ->
  offs ->
  t ->
  GoblintCil.exp option ->
  GoblintCil.lval ->
  GoblintCil.typ ->
  t

val update_array_lengths : 
  (GoblintCil.exp -> t) ->
  t ->
  GoblintCil.Cil.typ ->
  t

val affect_move : 
  ?replace_with_const:bool ->
  VDQ.t ->
  t ->
  GoblintCil.varinfo ->
  (GoblintCil.exp -> int option) ->
  t

val affecting_vars : t -> GoblintCil.varinfo list

val invalidate_value : VDQ.t -> GoblintCil.typ -> t -> t

val invalidate_abstract_value : t -> t

val is_statically_safe_cast : GoblintCil.typ -> GoblintCil.typ -> bool

val is_dynamically_safe_cast : GoblintCil.typ -> GoblintCil.typ -> t -> bool

val cast : ?torg:GoblintCil.typ -> GoblintCil.typ -> t -> t

val smart_join : 
  (GoblintCil.exp -> Z.t option) ->
  (GoblintCil.exp -> Z.t option) ->
  t ->
  t ->
  t

val smart_widen : 
  (GoblintCil.exp -> Z.t option) ->
  (GoblintCil.exp -> Z.t option) ->
  t ->
  t ->
  t

val smart_leq : 
  (GoblintCil.exp -> Z.t option) ->
  (GoblintCil.exp -> Z.t option) ->
  t ->
  t ->
  bool

val is_immediate_type : GoblintCil.typ -> bool

val is_mutex_type : GoblintCil.typ -> bool

val bot_value : ?varAttr:GoblintCil.attributes -> GoblintCil.typ -> t

val is_bot_value : t -> bool

val init_value : ?varAttr:GoblintCil.attributes -> GoblintCil.typ -> t

val top_value : ?varAttr:GoblintCil.attributes -> GoblintCil.typ -> t

val is_top_value : t -> GoblintCil.typ -> bool

val zero_init_value : ?varAttr:GoblintCil.attributes -> GoblintCil.typ -> t

include ArrayDomain.Null with type t := t

type retnull =

| Null
| NotNull
| Maybe

val null : unit -> t

val is_null : t -> retnull

val get_ikind : t -> GoblintCil.Cil.ikind option

val zero_of_ikind : GoblintCil.Cil.ikind -> t

val not_zero_of_ikind : GoblintCil.Cil.ikind -> t

val project : 
  VDQ.t ->
  PrecisionUtil.int_precision option ->
  (GoblintCil.attributes * GoblintCil.attributes) option ->
  t ->
  t

val mark_jmpbufs_as_copied : t -> t