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Replacing strings by a new data type for AL variables

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Reviewed By: dulmarod

Differential Revision: D4737573

fbshipit-source-id: b9bf2fc
master
Dino Distefano 8 years ago committed by Facebook Github Bot
parent 5482f110c1
commit d32faf4f46
9 changed files with 322 additions and 99 deletions
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78
infer/src/clang/ALVar.ml
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@ -0,0 +1,78 @@
(*
* Copyright (c) 2017 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*)
open! IStd
type keyword =
| Report_when
| Message
| Suggestion
| Severity
| Mode
[@@deriving compare]
type formula_id = Formula_id of string[@@deriving compare]
type alexp =
| Const of string
| Var of string
| FId of formula_id
[@@deriving compare]
type t = alexp[@@deriving compare]
let equal = [%compare.equal : t]
let formula_id_to_string fid =
match fid with
| Formula_id s -> s
let alexp_to_string e =
match e with
| Const s
| Var s
| FId (Formula_id s) -> s
let keyword_to_string k =
match k with
| Report_when -> "report_when"
| Message -> "message"
| Suggestion -> "suggestion"
| Severity -> "severity"
| Mode -> "mode"
let is_report_when_keyword k =
match k with
| Report_when -> true
| _ -> false
let is_message_keyword k =
match k with
| Message -> true
| _ -> false
let is_suggestion_keyword k =
match k with
| Suggestion -> true
| _ -> false
let is_severity_keyword k =
match k with
| Severity -> true
| _ -> false
let is_mode_keyword k =
match k with
| Mode -> true
| _ -> false
module FormulaIdMap = Caml.Map.Make (
struct
type t = formula_id[@@deriving compare]
end)

45
infer/src/clang/ALVar.mli
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@ -0,0 +1,45 @@
(*
* Copyright (c) 2017 - present Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*)
open! IStd
type keyword =
| Report_when
| Message
| Suggestion
| Severity
| Mode
type formula_id = Formula_id of string
type alexp =
| Const of string
| Var of string
| FId of formula_id
type t = alexp
val equal : t -> t -> bool
val formula_id_to_string : formula_id -> string
val alexp_to_string : t -> string
val keyword_to_string : keyword -> string
val is_report_when_keyword : keyword -> bool
val is_message_keyword : keyword -> bool
val is_suggestion_keyword : keyword -> bool
val is_severity_keyword : keyword -> bool
val is_mode_keyword : keyword -> bool
module FormulaIdMap : Caml.Map.S with type key = formula_id

121
infer/src/clang/cFrontend_errors.ml
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@ -105,7 +105,6 @@ let string_to_issue_mode m =
let create_parsed_linters linters_def_file checkers : linter list =
let open CIssue in
let open CTL in
let open Ctl_parser_types in
Logging.out "\n Converting checkers in (condition, issue) pairs\n";
let do_one_checker c =
let dummy_issue = {
@ -118,15 +117,15 @@ let create_parsed_linters linters_def_file checkers : linter list =
} in
let issue_desc, condition = List.fold ~f:(fun (issue', cond') d ->
match d with
| CSet (s, phi) when String.equal s report_when_const ->
| CSet (av, phi) when ALVar.is_report_when_keyword av ->
issue', phi
| CDesc (s, msg) when String.equal s message_const ->
| CDesc (av, msg) when ALVar.is_message_keyword av ->
{issue' with description = msg}, cond'
| CDesc (s, sugg) when String.equal s suggestion_const ->
| CDesc (av, sugg) when ALVar.is_suggestion_keyword av ->
{issue' with suggestion = Some sugg}, cond'
| CDesc (s, sev) when String.equal s severity_const ->
| CDesc (av, sev) when ALVar.is_severity_keyword av ->
{issue' with severity = string_to_err_kind sev}, cond'
| CDesc (s, m) when String.equal s mode_const ->
| CDesc (av, m) when ALVar.is_mode_keyword av ->
{issue' with mode = string_to_issue_mode m }, cond'
| _ -> issue', cond') ~init:(dummy_issue, CTL.False) c.definitions in
if Config.debug_mode then (
@ -137,9 +136,62 @@ let create_parsed_linters linters_def_file checkers : linter list =
{condition; issue_desc; def_file = Some linters_def_file} in
List.map ~f:do_one_checker checkers
let check_def_well_expanded vars expanded_formula =
let open CTL in
let check_const c =
match c with
| ALVar.Const c when List.mem vars (ALVar.Var c) ->
failwith ("[ERROR]: Const '" ^ c ^
"' is used as formal parameter of some LET definition.")
| ALVar.Const _ -> ()
| ALVar.Var v
| ALVar.FId (Formula_id v) ->
failwith ("[ERROR]: Variable '" ^ v ^
"' could not be substituted and cannot be evaluated") in
let rec check_expansion exp_f =
match exp_f with
| True
| False -> ()
| Atomic (_, ps) -> List.iter ~f: check_const ps
| Not f1 -> check_expansion f1
| And (f1, f2) ->
check_expansion f1;
check_expansion f2
| Or (f1, f2) ->
check_expansion f1;
check_expansion f2
| Implies (f1, f2) ->
check_expansion f1;
check_expansion f2
| InNode (node_type_list, f1) ->
List.iter ~f:check_const node_type_list;
check_expansion f1
| AU (f1, f2) ->
check_expansion f1;
check_expansion f2
| EU (_, f1, f2) ->
check_expansion f1;
check_expansion f2
| EF (_, f1) -> check_expansion f1
| AF f1 -> check_expansion f1
| AG f1 -> check_expansion f1
| EX (_, f1) -> check_expansion f1
| AX f1 -> check_expansion f1
| EH (cl, f1) ->
List.iter ~f:check_const cl;
check_expansion f1
| EG (_, f1) -> check_expansion f1
| ET (ntl, _, f1) ->
List.iter ~f: check_const ntl;
check_expansion f1
| ETX (ntl, _, f1) ->
List.iter ~f: check_const ntl;
check_expansion f1 in
check_expansion expanded_formula
let rec apply_substitution f sub =
let sub_param p = try
snd (List.find_exn sub ~f:(fun (a,_) -> String.equal p a))
snd (List.find_exn sub ~f:(fun (a,_) -> ALVar.equal p a))
with Not_found -> p in
let sub_list_param ps =
List.map ps ~f:sub_param in
@ -177,37 +229,26 @@ let expand_checkers checkers =
name error_msg;
failwith ("Cannot expand....\n") in
let open CTL in
let open Ctl_parser_types in
let rec expand acc map error_msg =
match acc with
| True
| False -> acc
| Atomic (name, [p]) when String.equal formula_id_const p ->
(* constant case, macro with no params *)
let error_msg' = error_msg ^ " -Expanding formula identifier '" ^ name ^"'\n" in
(match Core.Std.String.Map.find map name with
| Some (true, _, _) ->
fail_with_circular_macro_definition name error_msg'
| Some (false, params, f1) ->
let map' = Core.Std.String.Map.add map ~key:name ~data:(true, params, f1) in
expand f1 map' error_msg'
| None -> failwith
("[ERROR]: Formula identifier '" ^ name ^ "' is undefined. Cannot expand."))
| Atomic (name, actual_param) -> (* it may be a macro *)
let error_msg' = error_msg ^ " -Expanding formula identifier '" ^ name ^"'\n" in
(match Core.Std.String.Map.find map name with
| Some (true, _, _) ->
| Atomic (ALVar.Formula_id (name) as av, actual_param) -> (* it may be a macro *)
(let error_msg' =
error_msg ^ " -Expanding formula identifier '" ^ name ^"'\n" in
(try
match ALVar.FormulaIdMap.find av map with
| (true, _, _) ->
fail_with_circular_macro_definition name error_msg'
| Some (false, formal_params, f1) -> (* in this case it should be a defined macro *)
(match List.zip formal_params actual_param with
| (false, fparams, f1) -> (* in this case it should be a defined macro *)
(match List.zip fparams actual_param with
| Some sub ->
let f1_sub = apply_substitution f1 sub in
let map' = Core.Std.String.Map.add map
~key:name ~data:(true, formal_params, f1) in
let map' = ALVar.FormulaIdMap.add av (true, fparams, f1) map in
expand f1_sub map' error_msg'
| None -> failwith ("[ERROR]: Formula identifier '" ^ name ^
"' is no called with the right number of parameters"))
| None -> acc) (* in this case it should be a predicate *)
"' is not called with the right number of parameters"))
with Not_found -> acc)) (* in this case it should be a predicate *)
| Not f1 -> Not (expand f1 map error_msg)
| And (f1, f2) -> And (expand f1 map error_msg, expand f2 map error_msg)
| Or (f1, f2) -> Or (expand f1 map error_msg, expand f2 map error_msg)
@ -224,22 +265,26 @@ let expand_checkers checkers =
| EG (trans, f1) -> EG (trans, expand f1 map error_msg)
| ET (tl, sw, f1) -> ET (tl, sw, expand f1 map error_msg)
| ETX (tl, sw, f1) -> ETX (tl, sw, expand f1 map error_msg) in
let expand_one_checker c =
Logging.out " +Start expanding %s\n" c.name;
let expand_one_checker checker =
Logging.out " +Start expanding %s\n" checker.name;
(* Map a formula id to a triple (visited, parameters, definition).
Visited is used during the expansion phase to understand if the
formula was already expanded and, if yes we have a cyclic definifion *)
let map : (bool * string list * CTL.t) Core.Std.String.Map.t = Core.Std.String.Map.empty in
let map = List.fold ~f:(fun map' d -> match d with
| CLet (k, params, formula) -> Core.Std.Map.add map' ~key:k ~data:(false, params, formula)
| _ -> map') ~init:map c.definitions in
let map : (bool * ALVar.t list * CTL.t) ALVar.FormulaIdMap.t = ALVar.FormulaIdMap.empty in
let map, vars = List.fold ~f:(fun (map', vars') definition ->
match definition with
| CLet (key, params, formula) ->
ALVar.FormulaIdMap.add key (false, params, formula) map', List.append vars' params
| _ -> map', vars') ~init:(map, []) checker.definitions in
let exp_defs = List.fold ~f:(fun defs clause ->
match clause with
| CSet (report_when_const, phi) ->
Logging.out " -Expanding report_when\n";
CSet (report_when_const, expand phi map "") :: defs
| cl -> cl :: defs) ~init:[] c.definitions in
{ c with definitions = exp_defs} in
let exp_report_when = expand phi map "" in
check_def_well_expanded vars exp_report_when;
CSet (report_when_const, exp_report_when) :: defs
| cl -> cl :: defs) ~init:[] checker.definitions in
{ checker with definitions = exp_defs} in
let expanded_checkers = List.map ~f:expand_one_checker checkers in
expanded_checkers

7
infer/src/clang/cPredicates.ml
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@ -59,7 +59,7 @@ let captured_variables_cxx_ref an =
type t = string * string list (* (name, [param1,...,paramK]) *)
type t = ALVar.formula_id * ALVar.alexp list(* (name, [param1,...,paramK]) *)
(* true if and only if string contained occurs in container *)
let str_contains container contained =
@ -68,7 +68,9 @@ let str_contains container contained =
Str.search_forward rexp container 0 >= 0
with Not_found -> false
let pp_predicate fmt (name, arglist) =
let pp_predicate fmt (_name, _arglist) =
let name = ALVar.formula_id_to_string _name in
let arglist = List.map ~f:ALVar.alexp_to_string _arglist in
Format.fprintf fmt "%s(%a)" name (Pp.comma_seq Format.pp_print_string) arglist
let is_declaration_kind decl s =
@ -122,7 +124,6 @@ let call_method an m =
_call_method (str_contains) an m
let _call_class_method comp an cname mname =
Logging.out "...Evaluating call_class_method\n";
match an with
| Ctl_parser_types.Stmt (Clang_ast_t.ObjCMessageExpr (_, receiver :: _, _, omei)) ->
is_object_of_class_named receiver cname &&

2
infer/src/clang/cPredicates.mli
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@ -9,7 +9,7 @@
open! IStd
type t = string * string list (* (name, [param1,...,paramK]) *)
type t = ALVar.formula_id * ALVar.alexp list (* (name, [param1,...,paramK]) *)
val captured_variables_cxx_ref : Ctl_parser_types.ast_node -> Clang_ast_t.named_decl_info list

58
infer/src/clang/cTL.ml
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@ -35,7 +35,7 @@ type t = (* A ctl formula *)
| And of t * t
| Or of t * t
| Implies of t * t
| InNode of string list * t
| InNode of ALVar.alexp list * t
| AX of t
| EX of transitions option * t
| AF of t
@ -44,9 +44,9 @@ type t = (* A ctl formula *)
| EG of transitions option * t
| AU of t * t
| EU of transitions option * t * t
| EH of string list * t
| ET of string list * transitions option * t
| ETX of string list * transitions option * t
| EH of ALVar.alexp list * t
| ET of ALVar.alexp list * transitions option * t
| ETX of ALVar.alexp list * transitions option * t
(* "set" clauses are used for defining mandatory variables that will be used
by when reporting issues: eg for defining the condition.
@ -65,9 +65,9 @@ type t = (* A ctl formula *)
*)
type clause =
| CLet of string * string list * t (* Let clause: let id = definifion; *)
| CSet of string * t (* Set clause: set id = definition *)
| CDesc of string * string (* Description clause eg: set message = "..." *)
| CLet of ALVar.formula_id * ALVar.t list * t (* Let clause: let id = definifion; *)
| CSet of ALVar.keyword * t (* Set clause: set id = definition *)
| CDesc of ALVar.keyword * string (* Description clause eg: set message = "..." *)
type ctl_checker = {
name : string; (* Checker's name *)
@ -92,6 +92,8 @@ module Debug = struct
let full_print = true
let rec pp_formula fmt phi =
let nodes_to_string nl =
List.map ~f:ALVar.alexp_to_string nl in
match phi with
| True -> Format.fprintf fmt "True"
| False -> Format.fprintf fmt "False"
@ -106,7 +108,8 @@ module Debug = struct
else Format.fprintf fmt "(... OR ...)"
| Implies (phi1, phi2) -> Format.fprintf fmt "(%a ==> %a)" pp_formula phi1 pp_formula phi2
| InNode (nl, phi) -> Format.fprintf fmt "IN-NODE %a: (%a)"
(Pp.comma_seq Format.pp_print_string) nl
(Pp.comma_seq Format.pp_print_string)
(nodes_to_string nl)
pp_formula phi
| AX phi -> Format.fprintf fmt "AX(%a)" pp_formula phi
| EX (trs, phi) -> Format.fprintf fmt "EX[->%a](%a)" pp_transition trs pp_formula phi
@ -118,14 +121,17 @@ module Debug = struct
| EU (trs, phi1, phi2) -> Format.fprintf fmt "E[->%a][%a UNTIL %a]"
pp_transition trs pp_formula phi1 pp_formula phi2
| EH (arglist, phi) -> Format.fprintf fmt "EH[%a](%a)"
(Pp.comma_seq Format.pp_print_string) arglist
(Pp.comma_seq Format.pp_print_string)
(nodes_to_string arglist)
pp_formula phi
| ET (arglist, trans, phi) -> Format.fprintf fmt "ET[%a][%a](%a)"
(Pp.comma_seq Format.pp_print_string) arglist
(Pp.comma_seq Format.pp_print_string)
(nodes_to_string arglist)
pp_transition trans
pp_formula phi
| ETX (arglist, trans, phi) -> Format.fprintf fmt "ETX[%a][%a](%a)"
(Pp.comma_seq Format.pp_print_string) arglist
(Pp.comma_seq Format.pp_print_string)
(nodes_to_string arglist)
pp_transition trans
pp_formula phi
@ -154,7 +160,8 @@ module Debug = struct
forest: tree list;
}
let create_content ast_node phi lcxt = {ast_node; phi; eval_result = Eval_undefined; lcxt = lcxt; }
let create_content ast_node phi lcxt =
{ast_node; phi; eval_result = Eval_undefined; lcxt = lcxt; }
let create () = {next_id = 0; eval_stack = Stack.create(); forest = [] }
@ -256,12 +263,17 @@ let print_checker c =
Logging.out "\n-------------------- \n";
Logging.out "\nChecker name: %s\n" c.name;
List.iter ~f:(fun d -> (match d with
| CSet (clause_name, phi)
| CLet (clause_name, _, phi) ->
| CSet (keyword, phi) ->
let cn_str = ALVar.keyword_to_string keyword in
Logging.out " %s= \n %a\n\n"
clause_name Debug.pp_formula phi
| CDesc (clause_name, s) ->
Logging.out " %s= \n %s\n\n" clause_name s)
cn_str Debug.pp_formula phi
| CLet (exp, _, phi) ->
let cn_str = ALVar.formula_id_to_string exp in
Logging.out " %s= \n %a\n\n"
cn_str Debug.pp_formula phi
| CDesc (keyword, s) ->
let cn_str = ALVar.keyword_to_string keyword in
Logging.out " %s= \n %s\n\n" cn_str s)
) c.definitions;
Logging.out "\n-------------------- \n"
@ -335,8 +347,8 @@ let node_to_unique_string_id an =
(* true iff an ast node is a node of type among the list tl *)
let node_has_type tl an =
let an_str = node_to_string an in
List.mem ~equal:String.equal tl an_str
let an_alexp = ALVar.Const (node_to_string an) in
List.mem ~equal:ALVar.equal tl an_alexp
(* given a decl returns a stmt such that decl--->stmt via label trs *)
let transition_decl_to_stmt d trs =
@ -419,7 +431,9 @@ let next_state_via_transition an trans =
(* evaluate an atomic formula (i.e. a predicate) on a ast node an and a
linter context lcxt. That is: an, lcxt |= pred_name(params) *)
let rec eval_Atomic pred_name args an lcxt =
let rec eval_Atomic _pred_name _args an lcxt =
let pred_name = ALVar.formula_id_to_string _pred_name in
let args = List.map ~f:ALVar.alexp_to_string _args in
match pred_name, args, an with
| "call_method", [m], an -> CPredicates.call_method an m
| "call_method_strict", [m], an -> CPredicates.call_method_strict an m
@ -564,8 +578,8 @@ and eval_ET tl trs phi an lcxt =
and eval_ETX tl trs phi an lcxt =
let lcxt', tl' = match lcxt.CLintersContext.et_evaluation_node, node_has_type tl an with
| None, true ->
let an_str = node_to_string an in
{lcxt with CLintersContext.et_evaluation_node = Some (node_to_unique_string_id an) }, [an_str]
let an_alexp = ALVar.Const (node_to_string an) in
{lcxt with CLintersContext.et_evaluation_node = Some (node_to_unique_string_id an) }, [an_alexp]
| _, _ -> lcxt, tl in
let f = match trs with
| Some _ -> EF (None, (InNode (tl', EX (trs, phi))))

14
infer/src/clang/cTL.mli
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@ -36,7 +36,7 @@ type t =
| And of t * t
| Or of t * t
| Implies of t * t
| InNode of string list * t
| InNode of ALVar.alexp list * t
| AX of t (** AX phi <=> for all children of the current node phi holds *)
| EX of transitions option * t (** EX phi <=> exist a child of the current node such that phi holds *)
| AF of t (** AF phi <=> for all path from the current node there is a descendant where phi holds *)
@ -48,13 +48,13 @@ type t =
for all paths from the current node phi1 holds in every node until ph2 holds *)
| EU of transitions option * t * t (** EU(phi1, phi2) <=>
there exists a path from the current node such that phi1 holds until phi2 holds *)
| EH of string list * t (** EH[classes]phi <=>
| EH of ALVar.alexp list * t (** EH[classes]phi <=>
there exists a node defining a super class in the hierarchy of the class
defined by the current node (if any) where phi holds *)
| ET of string list * transitions option * t (** ET[T][l] phi <=>
| ET of ALVar.alexp list * transitions option * t (** ET[T][l] phi <=>
there exists a descentant an of the current node such that an is of type in set T
making a transition to a node an' via label l, such that in an phi holds. *)
| ETX of string list * transitions option * t (** ET[T][l] phi <=>
| ETX of ALVar.alexp list * transitions option * t (** ET[T][l] phi <=>
there exists a descentant an of the current node such that an is of type in set T
making a transition to a node an' via label l, such that in an phi holds. *)
@ -76,9 +76,9 @@ type t =
*)
type clause =
| CLet of string * string list * t (* Let clause: let id = definifion; *)
| CSet of string * t (* Set clause: set id = definition *)
| CDesc of string * string (* Description clause eg: set message = "..." *)
| CLet of ALVar.formula_id * ALVar.t list * t (* Let clause: let id = definifion; *)
| CSet of ALVar.keyword * t (* Set clause: set id = definition *)
| CDesc of ALVar.keyword * string (* Description clause eg: set message = "..." *)
type ctl_checker = {
name : string; (* Checker's name *)

79
infer/src/clang/ctl_parser.mly
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@ -8,8 +8,7 @@
*/
%{
open Ctl_parser_types
let formal_params : (ALVar.t list) ref = ref []
%}
%token EU
@ -56,6 +55,16 @@
%start <CTL.ctl_checker list> checkers_list
%%
var_list:
| identifier { [ALVar.Var $1] }
| identifier COMMA var_list { ALVar.Var($1) :: $3 }
;
formal_params:
| var_list { formal_params := $1; $1}
checkers_list:
| EOF { [] }
| checker SEMICOLON checkers_list { $1::$3 }
@ -78,32 +87,64 @@ clause_list:
clause:
| SET identifier ASSIGNMENT formula
{ Logging.out "\tParsed set clause\n"; CTL.CSet ($2, $4) }
{ Logging.out "\tParsed SET clause\n";
let alvar = match $2 with
| "report_when" -> ALVar.Report_when
| _ -> failwith ("[ERROR] string '%s' cannot be set to a variable. " ^
"Use the reserverd variable 'report_when'\n") in
CTL.CSet (alvar, $4) }
| SET identifier ASSIGNMENT STRING
{ Logging.out "\tParsed desc clause\n"; CTL.CDesc ($2, $4) }
| LET identifier ASSIGNMENT formula
{ Logging.out "\tParsed let clause\n"; CTL.CLet ($2, [], $4) }
| LET identifier LEFT_PAREN params RIGHT_PAREN ASSIGNMENT formula
{ Logging.out "\tParsed let clause with formula identifier '%s(....)' \n" $2;
{ Logging.out "\tParsed SET clause\n";
let alvar = match $2 with
| "message" -> ALVar.Message
| "suggestion" -> ALVar.Suggestion
| "severity" -> ALVar.Severity
| "mode" -> ALVar.Mode
| _ -> failwith ("[ERROR] string '%s' cannot be set in a SET clause. " ^
"Use either of: 'message', 'suggestion', 'severity', or 'mode'\n") in
CTL.CDesc (alvar, $4) }
| LET formula_id_def ASSIGNMENT formula
{ Logging.out "\tParsed LET clause\n"; CTL.CLet ($2, [], $4) }
| LET formula_id_def LEFT_PAREN formal_params RIGHT_PAREN ASSIGNMENT formula
{ Logging.out "\tParsed let clause with formula identifier '%s(....)' \n"
(ALVar.formula_id_to_string $2);
CTL.CLet ($2, $4, $7) }
;
atomic_formula:
| TRUE { Logging.out "\tParsed True\n"; CTL.True }
| FALSE { Logging.out "\tParsed False\n"; CTL.False }
| identifier LEFT_PAREN params RIGHT_PAREN
{ Logging.out "\tParsed predicate\n"; CTL.Atomic($1, $3) }
| identifier LEFT_PAREN actual_params RIGHT_PAREN
{ Logging.out "\tParsed predicate\n"; CTL.Atomic(ALVar.Formula_id $1, $3) }
;
formula_id_def:
| identifier { Logging.out "\tParsed formula identifier '%s' \n" $1;
formal_params := [];
ALVar.Formula_id $1 }
;
formula_id:
| identifier { Logging.out "\tParsed formula identifier '%s' \n" $1;
CTL.Atomic($1, [formula_id_const]) }
ALVar.Formula_id $1 }
;
params:
actual_params:
| {[]}
| identifier { [$1] }
| identifier COMMA params { $1 :: $3 }
| identifier { if (List.mem (ALVar.Var $1) !formal_params) then
(Logging.out "\tParsed exp '%s' as variable \n" $1;
[ALVar.Var $1])
else
(Logging.out "\tParsed exp '%s' as constant \n" $1;
[ALVar.Const $1])
}
| identifier COMMA actual_params {
(if (List.mem (ALVar.Var $1) !formal_params) then
(Logging.out "\tParsed exp '%s' as variable \n" $1;
ALVar.Var $1)
else (Logging.out "\tParsed exp '%s' as constant \n" $1;
ALVar.Const $1)
) :: $3 }
;
transition_label:
@ -125,7 +166,7 @@ formula_with_paren:
formula:
| formula_with_paren { $1 }
| formula_id { $1 }
| formula_id { CTL.Atomic($1, []) }
| atomic_formula { Logging.out "\tParsed atomic formula\n"; $1 }
| formula EU formula { Logging.out "\tParsed EU\n"; CTL.EU (None, $1, $3) }
| formula AU formula { Logging.out "\tParsed AU\n"; CTL.AU ($1, $3) }
@ -134,13 +175,13 @@ formula:
| formula AX { Logging.out "\tParsed AX\n"; CTL.AX ($1) }
| formula EG { Logging.out "\tParsed EG\n"; CTL.EG (None, $1) }
| formula AG { Logging.out "\tParsed AG\n"; CTL.AG ($1) }
| formula EH params { Logging.out "\tParsed EH\n"; CTL.EH ($3, $1) }
| formula EH actual_params { Logging.out "\tParsed EH\n"; CTL.EH ($3, $1) }
| formula EF { Logging.out "\tParsed EF\n"; CTL.EF (None, $1) }
| WHEN formula HOLDS_IN_NODE params
| WHEN formula HOLDS_IN_NODE actual_params
{ Logging.out "\tParsed InNode\n"; CTL.InNode ($4, $2)}
| ET params WITH_TRANSITION transition_label formula_EF
| ET actual_params WITH_TRANSITION transition_label formula_EF
{ Logging.out "\tParsed ET\n"; CTL.ET ($2, $4, $5)}
| ETX params WITH_TRANSITION transition_label formula_EF
| ETX actual_params WITH_TRANSITION transition_label formula_EF
{ Logging.out "\tParsed ETX\n"; CTL.ETX ($2, $4, $5)}
| EX WITH_TRANSITION transition_label formula_with_paren
{ Logging.out "\tParsed EX\n"; CTL.EX ($3, $4)}

1
infer/src/clang/ctl_parser_types.ml
Unescape View File

@ -19,7 +19,6 @@ type ast_node =
let infer_prefix = "__infer_ctl_"
let formula_id_const = infer_prefix ^ "formula_id__"
let report_when_const = "report_when"
let message_const = "message"
let suggestion_const = "suggestion"

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