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30 lines
1.3 KiB
30 lines
1.3 KiB
(*
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* Copyright (c) 2009 - 2013 Monoidics ltd.
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* Copyright (c) 2013 - present Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*)
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(** Re-arrangement and extension of structures with fresh variables *) (* TODO: this description is not clear *)
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exception ARRAY_ACCESS
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(** Check for dereference errors: dereferencing 0, a freed value, or an undefined value *)
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val check_dereference_error :
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Cfg.Procdesc.t -> Prop.normal Prop.t -> Sil.exp -> Sil.location -> unit
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(** Check that an expression representing an objc block can be null and raise a [B1] null exception.*)
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(** It's used to check that we don't call possibly null blocks *)
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val check_call_to_objc_block_error : Cfg.Procdesc.t -> Prop.normal Prop.t -> Sil.exp -> Sil.location -> unit
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(** [rearrange lexp prop] rearranges [prop] into the form [prop' * lexp|->strexp:typ].
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It returns an iterator with [lexp |-> strexp: typ] as current predicate
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and the path (an [offsetlist]) which leads to [lexp] as the iterator state. *)
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val rearrange :
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Cfg.Procdesc.t -> Sil.tenv -> Sil.exp ->
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Sil.typ -> Prop.normal Prop.t ->
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Sil.location -> (Sil.offset list) Prop.prop_iter list
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