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Add variable to locals in dispatch functions as usual

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Summary: public see title.

Reviewed By: ddino

Differential Revision: D2680101

fb-gh-sync-id: 640ef2b
master
Dulma Rodriguez 9 years ago committed by facebook-github-bot-1
parent afac6dbfdc
commit 369de5880e
5 changed files with 24 additions and 36 deletions
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2
infer/src/clang/ast_expressions.ml
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@ -382,7 +382,7 @@ let translate_dispatch_function block_name stmt_info stmt_list ei n =
with Not_found -> assert false in with Not_found -> assert false in
let block_name_info = { let block_name_info = {
Clang_ast_t.ni_name = block_name; Clang_ast_t.ni_name = block_name;
Clang_ast_t.ni_qual_name = [block_name; CFrontend_config.block] Clang_ast_t.ni_qual_name = [block_name]
} in } in
let open Clang_ast_t in let open Clang_ast_t in
match block_expr with match block_expr with

10
infer/src/clang/cTrans.ml
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@ -889,15 +889,7 @@ struct
let pvar = CFrontend_utils.General_utils.get_next_block_pvar procname in let pvar = CFrontend_utils.General_utils.get_next_block_pvar procname in
let transformed_stmt, tp = let transformed_stmt, tp =
Ast_expressions.translate_dispatch_function (Sil.pvar_to_string pvar) stmt_info stmt_list ei n in Ast_expressions.translate_dispatch_function (Sil.pvar_to_string pvar) stmt_info stmt_list ei n in
let typ = CTypes_decl.type_ptr_to_sil_type trans_state.context.CContext.tenv tp in instruction trans_state transformed_stmt
let loc = CLocation.get_sil_location stmt_info trans_state.parent_line_number trans_state.context in
let res_state = instruction trans_state transformed_stmt in
(* Add declare locals to the first node *)
IList.iter (fun n -> Cfg.Node.prepend_instrs_temps n [Sil.Declare_locals([(pvar, typ)], loc)] []) res_state.root_nodes;
let preds = IList.flatten (IList.map (fun n -> Cfg.Node.get_preds n) trans_state.succ_nodes) in
(* Add nullify of the temp block var to the last node (predecessor or the successor nodes)*)
IList.iter (fun n -> Cfg.Node.append_instrs_temps n [Sil.Nullify(pvar, loc, true)] []) preds;
res_state
and block_enumeration_trans trans_state stmt_info stmt_list ei = and block_enumeration_trans trans_state stmt_info stmt_list ei =
let declare_nullify_vars loc res_state roots preds (pvar, typ) = let declare_nullify_vars loc res_state roots preds (pvar, typ) =

6
infer/src/clang/cVar_decl.ml
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@ -60,11 +60,7 @@ let add_var_to_locals procdesc var_decl sil_typ pvar =
let open Clang_ast_t in let open Clang_ast_t in
match var_decl with match var_decl with
| VarDecl (di, var_name, type_ptr, vdi) -> | VarDecl (di, var_name, type_ptr, vdi) ->
let is_block_var = if not vdi.Clang_ast_t.vdi_is_global then
match var_name.Clang_ast_t.ni_qual_name with
| [name; qual_name] -> qual_name = CFrontend_config.block
| _ -> false in
if not vdi.Clang_ast_t.vdi_is_global && not is_block_var then
Cfg.Procdesc.append_locals procdesc [(Sil.pvar_get_name pvar, sil_typ)] Cfg.Procdesc.append_locals procdesc [(Sil.pvar_get_name pvar, sil_typ)]
| _ -> assert false | _ -> assert false

6
infer/tests/codetoanalyze/objc/frontend/block/dispatch.dot
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@ -102,11 +102,11 @@ digraph iCFG {
6 -> 8 ; 6 -> 8 ;
5 [label="5: DeclStmt \n DECLARE_LOCALS(&infer___objc_anonymous_block_A_sharedInstance______1); [line 29]\n DECLARE_LOCALS(&__objc_anonymous_block_A_sharedInstance______1); [line 27]\n n$6=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_sharedInstance______1 ):unsigned long ) [line 27]\n *&__objc_anonymous_block_A_sharedInstance______1:class __objc_anonymous_block_A_sharedInstance______1 =n$6 [line 27]\n n$7=*&#GB$A_sharedInstance_sharedInstance:struct objc_object * [line 27]\n *n$6.A_sharedInstance_sharedInstance:struct objc_object *=n$7 [line 27]\n *&infer___objc_anonymous_block_A_sharedInstance______1:_fn_ (*)=(_fun___objc_anonymous_block_A_sharedInstance______1) [line 29]\n REMOVE_TEMPS(n$6,n$7); [line 29]\n " shape="box"] 5 [label="5: DeclStmt \n DECLARE_LOCALS(&__objc_anonymous_block_A_sharedInstance______1); [line 27]\n n$6=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_sharedInstance______1 ):unsigned long ) [line 27]\n *&__objc_anonymous_block_A_sharedInstance______1:class __objc_anonymous_block_A_sharedInstance______1 =n$6 [line 27]\n n$7=*&#GB$A_sharedInstance_sharedInstance:struct objc_object * [line 27]\n *n$6.A_sharedInstance_sharedInstance:struct objc_object *=n$7 [line 27]\n *&infer___objc_anonymous_block_A_sharedInstance______1:_fn_ (*)=(_fun___objc_anonymous_block_A_sharedInstance______1) [line 29]\n REMOVE_TEMPS(n$6,n$7); [line 29]\n " shape="box"]
5 -> 4 ; 5 -> 4 ;
4 [label="4: Call n$1 \n n$1=*&infer___objc_anonymous_block_A_sharedInstance______1:_fn_ (*) [line 29]\n n$2=n$1() [line 29]\n REMOVE_TEMPS(n$1,n$2); [line 29]\n NULLIFY(&infer___objc_anonymous_block_A_sharedInstance______1,true); [line 29]\n " shape="box"] 4 [label="4: Call n$1 \n n$1=*&infer___objc_anonymous_block_A_sharedInstance______1:_fn_ (*) [line 29]\n n$2=n$1() [line 29]\n REMOVE_TEMPS(n$1,n$2); [line 29]\n NULLIFY(&infer___objc_anonymous_block_A_sharedInstance______1,false); [line 29]\n " shape="box"]
4 -> 3 ; 4 -> 3 ;
@ -117,7 +117,7 @@ digraph iCFG {
2 [label="2: Exit A_sharedInstance \n " color=yellow style=filled] 2 [label="2: Exit A_sharedInstance \n " color=yellow style=filled]
1 [label="1: Start A_sharedInstance\nFormals: \nLocals: \n DECLARE_LOCALS(&return); [line 23]\n " color=yellow style=filled] 1 [label="1: Start A_sharedInstance\nFormals: \nLocals: infer___objc_anonymous_block_A_sharedInstance______1:_fn_ (*) \n DECLARE_LOCALS(&return,&infer___objc_anonymous_block_A_sharedInstance______1); [line 23]\n NULLIFY(&infer___objc_anonymous_block_A_sharedInstance______1,false); [line 23]\n " color=yellow style=filled]
1 -> 5 ; 1 -> 5 ;

36
infer/tests/codetoanalyze/objc/frontend/block/dispatch_examples.dot
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@ -18,11 +18,11 @@ digraph iCFG {
56 -> 59 ; 56 -> 59 ;
55 [label="55: DeclStmt \n DECLARE_LOCALS(&infer___objc_anonymous_block_A_dispatch_barrier_example______6); [line 70]\n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_barrier_example______6); [line 70]\n n$58=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_barrier_example______6 ):unsigned long ) [line 70]\n *&__objc_anonymous_block_A_dispatch_barrier_example______6:class __objc_anonymous_block_A_dispatch_barrier_example______6 =n$58 [line 70]\n n$59=*&#GB$A_dispatch_barrier_example_a:class A * [line 70]\n *n$58.A_dispatch_barrier_example_a:class A *=n$59 [line 70]\n *&infer___objc_anonymous_block_A_dispatch_barrier_example______6:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_barrier_example______6) [line 70]\n REMOVE_TEMPS(n$58,n$59); [line 70]\n " shape="box"] 55 [label="55: DeclStmt \n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_barrier_example______6); [line 70]\n n$58=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_barrier_example______6 ):unsigned long ) [line 70]\n *&__objc_anonymous_block_A_dispatch_barrier_example______6:class __objc_anonymous_block_A_dispatch_barrier_example______6 =n$58 [line 70]\n n$59=*&#GB$A_dispatch_barrier_example_a:class A * [line 70]\n *n$58.A_dispatch_barrier_example_a:class A *=n$59 [line 70]\n *&infer___objc_anonymous_block_A_dispatch_barrier_example______6:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_barrier_example______6) [line 70]\n REMOVE_TEMPS(n$58,n$59); [line 70]\n " shape="box"]
55 -> 54 ; 55 -> 54 ;
54 [label="54: Call n$52 \n n$52=*&infer___objc_anonymous_block_A_dispatch_barrier_example______6:_fn_ (*) [line 70]\n n$53=n$52() [line 70]\n REMOVE_TEMPS(n$52,n$53); [line 70]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_barrier_example______6,true); [line 70]\n " shape="box"] 54 [label="54: Call n$52 \n n$52=*&infer___objc_anonymous_block_A_dispatch_barrier_example______6:_fn_ (*) [line 70]\n n$53=n$52() [line 70]\n REMOVE_TEMPS(n$52,n$53); [line 70]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_barrier_example______6,false); [line 70]\n " shape="box"]
54 -> 53 ; 54 -> 53 ;
@ -33,7 +33,7 @@ digraph iCFG {
52 [label="52: Exit A_dispatch_barrier_example \n " color=yellow style=filled] 52 [label="52: Exit A_dispatch_barrier_example \n " color=yellow style=filled]
51 [label="51: Start A_dispatch_barrier_example\nFormals: \nLocals: \n DECLARE_LOCALS(&return); [line 68]\n " color=yellow style=filled] 51 [label="51: Start A_dispatch_barrier_example\nFormals: \nLocals: infer___objc_anonymous_block_A_dispatch_barrier_example______6:_fn_ (*) \n DECLARE_LOCALS(&return,&infer___objc_anonymous_block_A_dispatch_barrier_example______6); [line 68]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_barrier_example______6,false); [line 68]\n " color=yellow style=filled]
51 -> 60 ; 51 -> 60 ;
@ -56,11 +56,11 @@ digraph iCFG {
46 -> 49 ; 46 -> 49 ;
45 [label="45: DeclStmt \n DECLARE_LOCALS(&infer___objc_anonymous_block_A_dispatch_group_notify_example______5); [line 61]\n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_group_notify_example______5); [line 61]\n n$48=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_group_notify_example______5 ):unsigned long ) [line 61]\n *&__objc_anonymous_block_A_dispatch_group_notify_example______5:class __objc_anonymous_block_A_dispatch_group_notify_example______5 =n$48 [line 61]\n n$49=*&#GB$A_dispatch_group_notify_example_a:class A * [line 61]\n *n$48.A_dispatch_group_notify_example_a:class A *=n$49 [line 61]\n *&infer___objc_anonymous_block_A_dispatch_group_notify_example______5:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_group_notify_example______5) [line 61]\n REMOVE_TEMPS(n$48,n$49); [line 61]\n " shape="box"] 45 [label="45: DeclStmt \n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_group_notify_example______5); [line 61]\n n$48=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_group_notify_example______5 ):unsigned long ) [line 61]\n *&__objc_anonymous_block_A_dispatch_group_notify_example______5:class __objc_anonymous_block_A_dispatch_group_notify_example______5 =n$48 [line 61]\n n$49=*&#GB$A_dispatch_group_notify_example_a:class A * [line 61]\n *n$48.A_dispatch_group_notify_example_a:class A *=n$49 [line 61]\n *&infer___objc_anonymous_block_A_dispatch_group_notify_example______5:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_group_notify_example______5) [line 61]\n REMOVE_TEMPS(n$48,n$49); [line 61]\n " shape="box"]
45 -> 44 ; 45 -> 44 ;
44 [label="44: Call n$42 \n n$42=*&infer___objc_anonymous_block_A_dispatch_group_notify_example______5:_fn_ (*) [line 61]\n n$43=n$42() [line 61]\n REMOVE_TEMPS(n$42,n$43); [line 61]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_group_notify_example______5,true); [line 61]\n " shape="box"] 44 [label="44: Call n$42 \n n$42=*&infer___objc_anonymous_block_A_dispatch_group_notify_example______5:_fn_ (*) [line 61]\n n$43=n$42() [line 61]\n REMOVE_TEMPS(n$42,n$43); [line 61]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_group_notify_example______5,false); [line 61]\n " shape="box"]
44 -> 43 ; 44 -> 43 ;
@ -71,7 +71,7 @@ digraph iCFG {
42 [label="42: Exit A_dispatch_group_notify_example \n " color=yellow style=filled] 42 [label="42: Exit A_dispatch_group_notify_example \n " color=yellow style=filled]
41 [label="41: Start A_dispatch_group_notify_example\nFormals: \nLocals: \n DECLARE_LOCALS(&return); [line 59]\n " color=yellow style=filled] 41 [label="41: Start A_dispatch_group_notify_example\nFormals: \nLocals: infer___objc_anonymous_block_A_dispatch_group_notify_example______5:_fn_ (*) \n DECLARE_LOCALS(&return,&infer___objc_anonymous_block_A_dispatch_group_notify_example______5); [line 59]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_group_notify_example______5,false); [line 59]\n " color=yellow style=filled]
41 -> 50 ; 41 -> 50 ;
@ -94,11 +94,11 @@ digraph iCFG {
36 -> 39 ; 36 -> 39 ;
35 [label="35: DeclStmt \n DECLARE_LOCALS(&infer___objc_anonymous_block_A_dispatch_group_example______4); [line 52]\n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_group_example______4); [line 52]\n n$38=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_group_example______4 ):unsigned long ) [line 52]\n *&__objc_anonymous_block_A_dispatch_group_example______4:class __objc_anonymous_block_A_dispatch_group_example______4 =n$38 [line 52]\n n$39=*&#GB$A_dispatch_group_example_a:class A * [line 52]\n *n$38.A_dispatch_group_example_a:class A *=n$39 [line 52]\n *&infer___objc_anonymous_block_A_dispatch_group_example______4:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_group_example______4) [line 52]\n REMOVE_TEMPS(n$38,n$39); [line 52]\n " shape="box"] 35 [label="35: DeclStmt \n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_group_example______4); [line 52]\n n$38=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_group_example______4 ):unsigned long ) [line 52]\n *&__objc_anonymous_block_A_dispatch_group_example______4:class __objc_anonymous_block_A_dispatch_group_example______4 =n$38 [line 52]\n n$39=*&#GB$A_dispatch_group_example_a:class A * [line 52]\n *n$38.A_dispatch_group_example_a:class A *=n$39 [line 52]\n *&infer___objc_anonymous_block_A_dispatch_group_example______4:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_group_example______4) [line 52]\n REMOVE_TEMPS(n$38,n$39); [line 52]\n " shape="box"]
35 -> 34 ; 35 -> 34 ;
34 [label="34: Call n$32 \n n$32=*&infer___objc_anonymous_block_A_dispatch_group_example______4:_fn_ (*) [line 52]\n n$33=n$32() [line 52]\n REMOVE_TEMPS(n$32,n$33); [line 52]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_group_example______4,true); [line 52]\n " shape="box"] 34 [label="34: Call n$32 \n n$32=*&infer___objc_anonymous_block_A_dispatch_group_example______4:_fn_ (*) [line 52]\n n$33=n$32() [line 52]\n REMOVE_TEMPS(n$32,n$33); [line 52]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_group_example______4,false); [line 52]\n " shape="box"]
34 -> 33 ; 34 -> 33 ;
@ -109,7 +109,7 @@ digraph iCFG {
32 [label="32: Exit A_dispatch_group_example \n " color=yellow style=filled] 32 [label="32: Exit A_dispatch_group_example \n " color=yellow style=filled]
31 [label="31: Start A_dispatch_group_example\nFormals: \nLocals: \n DECLARE_LOCALS(&return); [line 50]\n " color=yellow style=filled] 31 [label="31: Start A_dispatch_group_example\nFormals: \nLocals: infer___objc_anonymous_block_A_dispatch_group_example______4:_fn_ (*) \n DECLARE_LOCALS(&return,&infer___objc_anonymous_block_A_dispatch_group_example______4); [line 50]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_group_example______4,false); [line 50]\n " color=yellow style=filled]
31 -> 40 ; 31 -> 40 ;
@ -132,11 +132,11 @@ digraph iCFG {
26 -> 29 ; 26 -> 29 ;
25 [label="25: DeclStmt \n DECLARE_LOCALS(&infer___objc_anonymous_block_A_dispatch_after_example______3); [line 42]\n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_after_example______3); [line 43]\n n$28=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_after_example______3 ):unsigned long ) [line 43]\n *&__objc_anonymous_block_A_dispatch_after_example______3:class __objc_anonymous_block_A_dispatch_after_example______3 =n$28 [line 43]\n n$29=*&#GB$A_dispatch_after_example_a:class A * [line 43]\n *n$28.A_dispatch_after_example_a:class A *=n$29 [line 43]\n *&infer___objc_anonymous_block_A_dispatch_after_example______3:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_after_example______3) [line 42]\n REMOVE_TEMPS(n$28,n$29); [line 42]\n " shape="box"] 25 [label="25: DeclStmt \n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_after_example______3); [line 43]\n n$28=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_after_example______3 ):unsigned long ) [line 43]\n *&__objc_anonymous_block_A_dispatch_after_example______3:class __objc_anonymous_block_A_dispatch_after_example______3 =n$28 [line 43]\n n$29=*&#GB$A_dispatch_after_example_a:class A * [line 43]\n *n$28.A_dispatch_after_example_a:class A *=n$29 [line 43]\n *&infer___objc_anonymous_block_A_dispatch_after_example______3:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_after_example______3) [line 42]\n REMOVE_TEMPS(n$28,n$29); [line 42]\n " shape="box"]
25 -> 24 ; 25 -> 24 ;
24 [label="24: Call n$22 \n n$22=*&infer___objc_anonymous_block_A_dispatch_after_example______3:_fn_ (*) [line 42]\n n$23=n$22() [line 42]\n REMOVE_TEMPS(n$22,n$23); [line 42]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_after_example______3,true); [line 42]\n " shape="box"] 24 [label="24: Call n$22 \n n$22=*&infer___objc_anonymous_block_A_dispatch_after_example______3:_fn_ (*) [line 42]\n n$23=n$22() [line 42]\n REMOVE_TEMPS(n$22,n$23); [line 42]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_after_example______3,false); [line 42]\n " shape="box"]
24 -> 23 ; 24 -> 23 ;
@ -147,7 +147,7 @@ digraph iCFG {
22 [label="22: Exit A_dispatch_after_example \n " color=yellow style=filled] 22 [label="22: Exit A_dispatch_after_example \n " color=yellow style=filled]
21 [label="21: Start A_dispatch_after_example\nFormals: \nLocals: \n DECLARE_LOCALS(&return); [line 40]\n " color=yellow style=filled] 21 [label="21: Start A_dispatch_after_example\nFormals: \nLocals: infer___objc_anonymous_block_A_dispatch_after_example______3:_fn_ (*) \n DECLARE_LOCALS(&return,&infer___objc_anonymous_block_A_dispatch_after_example______3); [line 40]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_after_example______3,false); [line 40]\n " color=yellow style=filled]
21 -> 30 ; 21 -> 30 ;
@ -170,11 +170,11 @@ digraph iCFG {
16 -> 19 ; 16 -> 19 ;
15 [label="15: DeclStmt \n DECLARE_LOCALS(&infer___objc_anonymous_block_A_dispatch_async_example______2); [line 33]\n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_async_example______2); [line 33]\n n$18=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_async_example______2 ):unsigned long ) [line 33]\n *&__objc_anonymous_block_A_dispatch_async_example______2:class __objc_anonymous_block_A_dispatch_async_example______2 =n$18 [line 33]\n n$19=*&#GB$A_dispatch_async_example_a:class A * [line 33]\n *n$18.A_dispatch_async_example_a:class A *=n$19 [line 33]\n *&infer___objc_anonymous_block_A_dispatch_async_example______2:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_async_example______2) [line 33]\n REMOVE_TEMPS(n$18,n$19); [line 33]\n " shape="box"] 15 [label="15: DeclStmt \n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_async_example______2); [line 33]\n n$18=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_async_example______2 ):unsigned long ) [line 33]\n *&__objc_anonymous_block_A_dispatch_async_example______2:class __objc_anonymous_block_A_dispatch_async_example______2 =n$18 [line 33]\n n$19=*&#GB$A_dispatch_async_example_a:class A * [line 33]\n *n$18.A_dispatch_async_example_a:class A *=n$19 [line 33]\n *&infer___objc_anonymous_block_A_dispatch_async_example______2:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_async_example______2) [line 33]\n REMOVE_TEMPS(n$18,n$19); [line 33]\n " shape="box"]
15 -> 14 ; 15 -> 14 ;
14 [label="14: Call n$12 \n n$12=*&infer___objc_anonymous_block_A_dispatch_async_example______2:_fn_ (*) [line 33]\n n$13=n$12() [line 33]\n REMOVE_TEMPS(n$12,n$13); [line 33]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_async_example______2,true); [line 33]\n " shape="box"] 14 [label="14: Call n$12 \n n$12=*&infer___objc_anonymous_block_A_dispatch_async_example______2:_fn_ (*) [line 33]\n n$13=n$12() [line 33]\n REMOVE_TEMPS(n$12,n$13); [line 33]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_async_example______2,false); [line 33]\n " shape="box"]
14 -> 13 ; 14 -> 13 ;
@ -185,7 +185,7 @@ digraph iCFG {
12 [label="12: Exit A_dispatch_async_example \n " color=yellow style=filled] 12 [label="12: Exit A_dispatch_async_example \n " color=yellow style=filled]
11 [label="11: Start A_dispatch_async_example\nFormals: \nLocals: \n DECLARE_LOCALS(&return); [line 31]\n " color=yellow style=filled] 11 [label="11: Start A_dispatch_async_example\nFormals: \nLocals: infer___objc_anonymous_block_A_dispatch_async_example______2:_fn_ (*) \n DECLARE_LOCALS(&return,&infer___objc_anonymous_block_A_dispatch_async_example______2); [line 31]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_async_example______2,false); [line 31]\n " color=yellow style=filled]
11 -> 20 ; 11 -> 20 ;
@ -208,11 +208,11 @@ digraph iCFG {
6 -> 9 ; 6 -> 9 ;
5 [label="5: DeclStmt \n DECLARE_LOCALS(&infer___objc_anonymous_block_A_dispatch_once_example______1); [line 23]\n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_once_example______1); [line 24]\n n$8=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_once_example______1 ):unsigned long ) [line 24]\n *&__objc_anonymous_block_A_dispatch_once_example______1:class __objc_anonymous_block_A_dispatch_once_example______1 =n$8 [line 24]\n n$9=*&#GB$A_dispatch_once_example_a:class A * [line 24]\n *n$8.A_dispatch_once_example_a:class A *=n$9 [line 24]\n *&infer___objc_anonymous_block_A_dispatch_once_example______1:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_once_example______1) [line 23]\n REMOVE_TEMPS(n$8,n$9); [line 23]\n " shape="box"] 5 [label="5: DeclStmt \n DECLARE_LOCALS(&__objc_anonymous_block_A_dispatch_once_example______1); [line 24]\n n$8=_fun___objc_alloc_no_fail(sizeof(class __objc_anonymous_block_A_dispatch_once_example______1 ):unsigned long ) [line 24]\n *&__objc_anonymous_block_A_dispatch_once_example______1:class __objc_anonymous_block_A_dispatch_once_example______1 =n$8 [line 24]\n n$9=*&#GB$A_dispatch_once_example_a:class A * [line 24]\n *n$8.A_dispatch_once_example_a:class A *=n$9 [line 24]\n *&infer___objc_anonymous_block_A_dispatch_once_example______1:_fn_ (*)=(_fun___objc_anonymous_block_A_dispatch_once_example______1) [line 23]\n REMOVE_TEMPS(n$8,n$9); [line 23]\n " shape="box"]
5 -> 4 ; 5 -> 4 ;
4 [label="4: Call n$2 \n n$2=*&infer___objc_anonymous_block_A_dispatch_once_example______1:_fn_ (*) [line 23]\n n$3=n$2() [line 23]\n REMOVE_TEMPS(n$2,n$3); [line 23]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_once_example______1,true); [line 23]\n " shape="box"] 4 [label="4: Call n$2 \n n$2=*&infer___objc_anonymous_block_A_dispatch_once_example______1:_fn_ (*) [line 23]\n n$3=n$2() [line 23]\n REMOVE_TEMPS(n$2,n$3); [line 23]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_once_example______1,false); [line 23]\n " shape="box"]
4 -> 3 ; 4 -> 3 ;
@ -223,7 +223,7 @@ digraph iCFG {
2 [label="2: Exit A_dispatch_once_example \n " color=yellow style=filled] 2 [label="2: Exit A_dispatch_once_example \n " color=yellow style=filled]
1 [label="1: Start A_dispatch_once_example\nFormals: \nLocals: \n DECLARE_LOCALS(&return); [line 20]\n " color=yellow style=filled] 1 [label="1: Start A_dispatch_once_example\nFormals: \nLocals: infer___objc_anonymous_block_A_dispatch_once_example______1:_fn_ (*) \n DECLARE_LOCALS(&return,&infer___objc_anonymous_block_A_dispatch_once_example______1); [line 20]\n NULLIFY(&infer___objc_anonymous_block_A_dispatch_once_example______1,false); [line 20]\n " color=yellow style=filled]
1 -> 10 ; 1 -> 10 ;

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