temp-obj-dtors-cfg-output.cpp revision 96ede778620c7296a332eb1bba7cc6a19141bd7c
1// RUN: %clang_cc1 -analyze -cfg-dump -cfg-add-implicit-dtors -cfg-add-initializers %s 2>&1 | FileCheck %s 2// XPASS: * 3 4class A { 5public: 6 A() {} 7 ~A() {} 8 9 static A make() { return A(); } 10 11 operator bool() { return false; } 12 operator int() { return 0; } 13}; 14 15class B { 16public: 17 B() {} 18 ~B() {} 19 20 operator bool() { return true; } 21 operator int() { return 1; } 22 operator A() { return A(); } 23}; 24 25void foo(int); 26void foo(bool); 27void foo(const A&); 28 29void test_binary() { 30 int a = int(A()) + int(B()); 31 foo(int(A()) + int(B())); 32 int b; 33} 34 35void test_and() { 36 bool a = A() && B(); 37 foo(A() && B()); 38 int b; 39} 40 41void test_or() { 42 bool a = A() || B(); 43 foo(A() || B()); 44 int b; 45} 46 47void test_cond() { 48 A a = B() ? A() : A(B()); 49 if (B()) { foo(0); } else { foo(0); } 50 int b; 51} 52 53void test_cond_cref() { 54 const A& a = B() ? A() : A(B()); 55 foo(B() ? A() : A(B())); 56 int b; 57} 58 59void test_cond_implicit() { 60 A a = A() ?: A(); 61 int b; 62} 63 64void test_cond_implicit_cref() { 65 const A& a = A() ?: A(); 66 foo(A() ?: A()); 67 int b; 68} 69 70void test_copy_init() { 71 A a = A(); 72 int b; 73} 74 75void test_cref_init() { 76 const A& a = A(); 77 foo(A()); 78 int b; 79} 80 81void test_call_copy_init() { 82 A a = A::make(); 83 int b; 84} 85 86void test_call_cref_init() { 87 const A& a = A::make(); 88 foo(A::make()); 89 int b; 90} 91 92void test_assign() { 93 int a; 94 a = A(); 95 int b; 96} 97 98class TestCtorInits { 99 int a; 100 int b; 101public: 102 TestCtorInits(); 103}; 104 105TestCtorInits::TestCtorInits() 106 : a(int(A()) + int(B())) 107 , b() {} 108 109// CHECK: [ B2 (ENTRY) ] 110// CHECK: Predecessors (0): 111// CHECK: Successors (1): B1 112// CHECK: [ B1 ] 113// CHECK: 1: A() 114// CHECK: 2: [B1.1].operator int() 115// CHECK: 3: B() 116// CHECK: 4: [B1.3].operator int() 117// CHECK: 5: int a = int(A().operator int()) + int(B().operator int()); 118// CHECK: 6: ~B() (Temporary object destructor) 119// CHECK: 7: ~A() (Temporary object destructor) 120// CHECK: 8: A() 121// CHECK: 9: [B1.8].operator int() 122// CHECK: 10: B() 123// CHECK: 11: [B1.10].operator int() 124// CHECK: 12: foo(int([B1.9]) + int([B1.11])) 125// CHECK: 13: ~B() (Temporary object destructor) 126// CHECK: 14: ~A() (Temporary object destructor) 127// CHECK: 15: int b; 128// CHECK: Predecessors (1): B2 129// CHECK: Successors (1): B0 130// CHECK: [ B0 (EXIT) ] 131// CHECK: Predecessors (1): B1 132// CHECK: Successors (0): 133// CHECK: [ B10 (ENTRY) ] 134// CHECK: Predecessors (0): 135// CHECK: Successors (1): B8 136// CHECK: [ B1 ] 137// CHECK: 1: ~A() (Temporary object destructor) 138// CHECK: 2: int b; 139// CHECK: Predecessors (2): B2 B3 140// CHECK: Successors (1): B0 141// CHECK: [ B2 ] 142// CHECK: 1: ~B() (Temporary object destructor) 143// CHECK: Predecessors (1): B3 144// CHECK: Successors (1): B1 145// CHECK: [ B3 ] 146// CHECK: 1: [B4.3] && [B5.2] 147// CHECK: 2: foo([B3.1]) 148// CHECK: T: [B4.3] && ... 149// CHECK: Predecessors (2): B5 B4 150// CHECK: Successors (2): B2 B1 151// CHECK: [ B4 ] 152// CHECK: 1: ~A() (Temporary object destructor) 153// CHECK: 2: A() 154// CHECK: 3: [B4.2].operator _Bool() 155// CHECK: T: [B4.3] && ... 156// CHECK: Predecessors (2): B6 B7 157// CHECK: Successors (2): B5 B3 158// CHECK: [ B5 ] 159// CHECK: 1: B() 160// CHECK: 2: [B5.1].operator _Bool() 161// CHECK: Predecessors (1): B4 162// CHECK: Successors (1): B3 163// CHECK: [ B6 ] 164// CHECK: 1: ~B() (Temporary object destructor) 165// CHECK: Predecessors (1): B7 166// CHECK: Successors (1): B4 167// CHECK: [ B7 ] 168// CHECK: 1: [B8.2] && [B9.2] 169// CHECK: 2: bool a = A().operator _Bool() && B().operator _Bool(); 170// CHECK: T: [B8.2] && ... 171// CHECK: Predecessors (2): B9 B8 172// CHECK: Successors (2): B6 B4 173// CHECK: [ B8 ] 174// CHECK: 1: A() 175// CHECK: 2: [B8.1].operator _Bool() 176// CHECK: T: [B8.2] && ... 177// CHECK: Predecessors (1): B10 178// CHECK: Successors (2): B9 B7 179// CHECK: [ B9 ] 180// CHECK: 1: B() 181// CHECK: 2: [B9.1].operator _Bool() 182// CHECK: Predecessors (1): B8 183// CHECK: Successors (1): B7 184// CHECK: [ B0 (EXIT) ] 185// CHECK: Predecessors (1): B1 186// CHECK: Successors (0): 187// CHECK: [ B10 (ENTRY) ] 188// CHECK: Predecessors (0): 189// CHECK: Successors (1): B8 190// CHECK: [ B1 ] 191// CHECK: 1: ~A() (Temporary object destructor) 192// CHECK: 2: int b; 193// CHECK: Predecessors (2): B2 B3 194// CHECK: Successors (1): B0 195// CHECK: [ B2 ] 196// CHECK: 1: ~B() (Temporary object destructor) 197// CHECK: Predecessors (1): B3 198// CHECK: Successors (1): B1 199// CHECK: [ B3 ] 200// CHECK: 1: [B4.3] || [B5.2] 201// CHECK: 2: foo([B3.1]) 202// CHECK: T: [B4.3] || ... 203// CHECK: Predecessors (2): B5 B4 204// CHECK: Successors (2): B1 B2 205// CHECK: [ B4 ] 206// CHECK: 1: ~A() (Temporary object destructor) 207// CHECK: 2: A() 208// CHECK: 3: [B4.2].operator _Bool() 209// CHECK: T: [B4.3] || ... 210// CHECK: Predecessors (2): B6 B7 211// CHECK: Successors (2): B3 B5 212// CHECK: [ B5 ] 213// CHECK: 1: B() 214// CHECK: 2: [B5.1].operator _Bool() 215// CHECK: Predecessors (1): B4 216// CHECK: Successors (1): B3 217// CHECK: [ B6 ] 218// CHECK: 1: ~B() (Temporary object destructor) 219// CHECK: Predecessors (1): B7 220// CHECK: Successors (1): B4 221// CHECK: [ B7 ] 222// CHECK: 1: [B8.2] || [B9.2] 223// CHECK: 2: bool a = A().operator _Bool() || B().operator _Bool(); 224// CHECK: T: [B8.2] || ... 225// CHECK: Predecessors (2): B9 B8 226// CHECK: Successors (2): B4 B6 227// CHECK: [ B8 ] 228// CHECK: 1: A() 229// CHECK: 2: [B8.1].operator _Bool() 230// CHECK: T: [B8.2] || ... 231// CHECK: Predecessors (1): B10 232// CHECK: Successors (2): B7 B9 233// CHECK: [ B9 ] 234// CHECK: 1: B() 235// CHECK: 2: [B9.1].operator _Bool() 236// CHECK: Predecessors (1): B8 237// CHECK: Successors (1): B7 238// CHECK: [ B0 (EXIT) ] 239// CHECK: Predecessors (1): B1 240// CHECK: Successors (0): 241// CHECK: [ B11 (ENTRY) ] 242// CHECK: Predecessors (0): 243// CHECK: Successors (1): B10 244// CHECK: [ B1 ] 245// CHECK: 1: int b; 246// CHECK: 2: [B7.2].~A() (Implicit destructor) 247// CHECK: Predecessors (2): B2 B3 248// CHECK: Successors (1): B0 249// CHECK: [ B2 ] 250// CHECK: 1: foo(0) 251// CHECK: Predecessors (1): B4 252// CHECK: Successors (1): B1 253// CHECK: [ B3 ] 254// CHECK: 1: foo(0) 255// CHECK: Predecessors (1): B4 256// CHECK: Successors (1): B1 257// CHECK: [ B4 ] 258// CHECK: 1: ~B() (Temporary object destructor) 259// CHECK: 2: B() 260// CHECK: 3: [B4.2].operator _Bool() 261// CHECK: 4: ~B() (Temporary object destructor) 262// CHECK: T: if [B4.3] 263// CHECK: Predecessors (2): B5 B6 264// CHECK: Successors (2): B3 B2 265// CHECK: [ B5 ] 266// CHECK: 1: ~A() (Temporary object destructor) 267// CHECK: 2: ~A() (Temporary object destructor) 268// CHECK: Predecessors (1): B7 269// CHECK: Successors (1): B4 270// CHECK: [ B6 ] 271// CHECK: 1: ~A() (Temporary object destructor) 272// CHECK: 2: ~A() (Temporary object destructor) 273// CHECK: 3: ~A() (Temporary object destructor) 274// CHECK: 4: ~B() (Temporary object destructor) 275// CHECK: Predecessors (1): B7 276// CHECK: Successors (1): B4 277// CHECK: [ B7 ] 278// CHECK: 1: [B10.2] ? [B8.2] : [B9.3] 279// CHECK: 2: A a = B().operator _Bool() ? A() : A(B().operator A()); 280// CHECK: T: [B10.2] ? ... : ... 281// CHECK: Predecessors (2): B8 B9 282// CHECK: Successors (2): B5 B6 283// CHECK: [ B8 ] 284// CHECK: 1: A() 285// CHECK: 2: [B8.1] (BindTemporary) 286// CHECK: Predecessors (1): B10 287// CHECK: Successors (1): B7 288// CHECK: [ B9 ] 289// CHECK: 1: B() 290// CHECK: 2: [B9.1].operator A() 291// CHECK: 3: A([B9.2]) (BindTemporary) 292// CHECK: Predecessors (1): B10 293// CHECK: Successors (1): B7 294// CHECK: [ B10 ] 295// CHECK: 1: B() 296// CHECK: 2: [B10.1].operator _Bool() 297// CHECK: T: [B10.2] ? ... : ... 298// CHECK: Predecessors (1): B11 299// CHECK: Successors (2): B8 B9 300// CHECK: [ B0 (EXIT) ] 301// CHECK: Predecessors (1): B1 302// CHECK: Successors (0): 303// CHECK: [ B14 (ENTRY) ] 304// CHECK: Predecessors (0): 305// CHECK: Successors (1): B13 306// CHECK: [ B1 ] 307// CHECK: 1: ~B() (Temporary object destructor) 308// CHECK: 2: int b; 309// CHECK: 3: [B10.2].~A() (Implicit destructor) 310// CHECK: Predecessors (2): B2 B3 311// CHECK: Successors (1): B0 312// CHECK: [ B2 ] 313// CHECK: 1: ~A() (Temporary object destructor) 314// CHECK: 2: ~A() (Temporary object destructor) 315// CHECK: Predecessors (1): B4 316// CHECK: Successors (1): B1 317// CHECK: [ B3 ] 318// CHECK: 1: ~A() (Temporary object destructor) 319// CHECK: 2: ~A() (Temporary object destructor) 320// CHECK: 3: ~A() (Temporary object destructor) 321// CHECK: 4: ~B() (Temporary object destructor) 322// CHECK: Predecessors (1): B4 323// CHECK: Successors (1): B1 324// CHECK: [ B4 ] 325// CHECK: 1: [B7.3] ? [B5.2] : [B6.3] 326// CHECK: 2: foo([B4.1]) 327// CHECK: T: [B7.3] ? ... : ... 328// CHECK: Predecessors (2): B5 B6 329// CHECK: Successors (2): B2 B3 330// CHECK: [ B5 ] 331// CHECK: 1: A() 332// CHECK: 2: [B5.1] (BindTemporary) 333// CHECK: Predecessors (1): B7 334// CHECK: Successors (1): B4 335// CHECK: [ B6 ] 336// CHECK: 1: B() 337// CHECK: 2: [B6.1].operator A() 338// CHECK: 3: A([B6.2]) (BindTemporary) 339// CHECK: Predecessors (1): B7 340// CHECK: Successors (1): B4 341// CHECK: [ B7 ] 342// CHECK: 1: ~B() (Temporary object destructor) 343// CHECK: 2: B() 344// CHECK: 3: [B7.2].operator _Bool() 345// CHECK: T: [B7.3] ? ... : ... 346// CHECK: Predecessors (2): B8 B9 347// CHECK: Successors (2): B5 B6 348// CHECK: [ B8 ] 349// CHECK: 1: ~A() (Temporary object destructor) 350// CHECK: Predecessors (1): B10 351// CHECK: Successors (1): B7 352// CHECK: [ B9 ] 353// CHECK: 1: ~A() (Temporary object destructor) 354// CHECK: 2: ~A() (Temporary object destructor) 355// CHECK: 3: ~B() (Temporary object destructor) 356// CHECK: Predecessors (1): B10 357// CHECK: Successors (1): B7 358// CHECK: [ B10 ] 359// CHECK: 1: [B13.2] ? [B11.2] : [B12.3] 360// CHECK: 2: const A &a = B().operator _Bool() ? A() : A(B().operator A()); 361// CHECK: T: [B13.2] ? ... : ... 362// CHECK: Predecessors (2): B11 B12 363// CHECK: Successors (2): B8 B9 364// CHECK: [ B11 ] 365// CHECK: 1: A() 366// CHECK: 2: [B11.1] (BindTemporary) 367// CHECK: Predecessors (1): B13 368// CHECK: Successors (1): B10 369// CHECK: [ B12 ] 370// CHECK: 1: B() 371// CHECK: 2: [B12.1].operator A() 372// CHECK: 3: A([B12.2]) (BindTemporary) 373// CHECK: Predecessors (1): B13 374// CHECK: Successors (1): B10 375// CHECK: [ B13 ] 376// CHECK: 1: B() 377// CHECK: 2: [B13.1].operator _Bool() 378// CHECK: T: [B13.2] ? ... : ... 379// CHECK: Predecessors (1): B14 380// CHECK: Successors (2): B11 B12 381// CHECK: [ B0 (EXIT) ] 382// CHECK: Predecessors (1): B1 383// CHECK: Successors (0): 384// CHECK: [ B6 (ENTRY) ] 385// CHECK: Predecessors (0): 386// CHECK: Successors (1): B5 387// CHECK: [ B1 ] 388// CHECK: 1: ~A() (Temporary object destructor) 389// CHECK: 2: int b; 390// CHECK: 3: [B3.2].~A() (Implicit destructor) 391// CHECK: Predecessors (2): B3 B2 392// CHECK: Successors (1): B0 393// CHECK: [ B2 ] 394// CHECK: 1: ~A() (Temporary object destructor) 395// CHECK: 2: ~A() (Temporary object destructor) 396// CHECK: Predecessors (1): B3 397// CHECK: Successors (1): B1 398// CHECK: [ B3 ] 399// CHECK: 1: [B5.2] ?: [B4.2] 400// CHECK: 2: A a = A().operator _Bool() ?: A(); 401// CHECK: T: [B5.2] ? ... : ... 402// CHECK: Predecessors (2): B5 B4 403// CHECK: Successors (2): B1 B2 404// CHECK: [ B4 ] 405// CHECK: 1: A() 406// CHECK: 2: [B4.1] (BindTemporary) 407// CHECK: Predecessors (1): B5 408// CHECK: Successors (1): B3 409// CHECK: [ B5 ] 410// CHECK: 1: A() 411// CHECK: 2: [B5.1].operator _Bool() 412// CHECK: T: [B5.2] ? ... : ... 413// CHECK: Predecessors (1): B6 414// CHECK: Successors (2): B3 B4 415// CHECK: [ B0 (EXIT) ] 416// CHECK: Predecessors (1): B1 417// CHECK: Successors (0): 418// CHECK: [ B10 (ENTRY) ] 419// CHECK: Predecessors (0): 420// CHECK: Successors (1): B9 421// CHECK: [ B1 ] 422// CHECK: 1: ~A() (Temporary object destructor) 423// CHECK: 2: int b; 424// CHECK: 3: [B7.2].~A() (Implicit destructor) 425// CHECK: Predecessors (2): B3 B2 426// CHECK: Successors (1): B0 427// CHECK: [ B2 ] 428// CHECK: 1: ~A() (Temporary object destructor) 429// CHECK: 2: ~A() (Temporary object destructor) 430// CHECK: Predecessors (1): B3 431// CHECK: Successors (1): B1 432// CHECK: [ B3 ] 433// CHECK: 1: [B5.3] ?: [B4.2] 434// CHECK: 2: foo([B3.1]) 435// CHECK: T: [B5.3] ? ... : ... 436// CHECK: Predecessors (2): B5 B4 437// CHECK: Successors (2): B1 B2 438// CHECK: [ B4 ] 439// CHECK: 1: A() 440// CHECK: 2: [B4.1] (BindTemporary) 441// CHECK: Predecessors (1): B5 442// CHECK: Successors (1): B3 443// CHECK: [ B5 ] 444// CHECK: 1: ~A() (Temporary object destructor) 445// CHECK: 2: A() 446// CHECK: 3: [B5.2].operator _Bool() 447// CHECK: T: [B5.3] ? ... : ... 448// CHECK: Predecessors (2): B7 B6 449// CHECK: Successors (2): B3 B4 450// CHECK: [ B6 ] 451// CHECK: 1: ~A() (Temporary object destructor) 452// CHECK: Predecessors (1): B7 453// CHECK: Successors (1): B5 454// CHECK: [ B7 ] 455// CHECK: 1: [B9.2] ?: [B8.2] 456// CHECK: 2: const A &a = A().operator _Bool() ?: A(); 457// CHECK: T: [B9.2] ? ... : ... 458// CHECK: Predecessors (2): B9 B8 459// CHECK: Successors (2): B5 B6 460// CHECK: [ B8 ] 461// CHECK: 1: A() 462// CHECK: 2: [B8.1] (BindTemporary) 463// CHECK: Predecessors (1): B9 464// CHECK: Successors (1): B7 465// CHECK: [ B9 ] 466// CHECK: 1: A() 467// CHECK: 2: [B9.1].operator _Bool() 468// CHECK: T: [B9.2] ? ... : ... 469// CHECK: Predecessors (1): B10 470// CHECK: Successors (2): B7 B8 471// CHECK: [ B0 (EXIT) ] 472// CHECK: Predecessors (1): B1 473// CHECK: Successors (0): 474// CHECK: [ B2 (ENTRY) ] 475// CHECK: Predecessors (0): 476// CHECK: Successors (1): B1 477// CHECK: [ B1 ] 478// CHECK: 1: A() 479// CHECK: 2: A a = A(); 480// CHECK: 3: ~A() (Temporary object destructor) 481// CHECK: 4: int b; 482// CHECK: 5: [B1.2].~A() (Implicit destructor) 483// CHECK: Predecessors (1): B2 484// CHECK: Successors (1): B0 485// CHECK: [ B0 (EXIT) ] 486// CHECK: Predecessors (1): B1 487// CHECK: Successors (0): 488// CHECK: [ B2 (ENTRY) ] 489// CHECK: Predecessors (0): 490// CHECK: Successors (1): B1 491// CHECK: [ B1 ] 492// CHECK: 1: A() 493// CHECK: 2: const A &a = A(); 494// CHECK: 3: A() 495// CHECK: 4: foo([B1.3]) 496// CHECK: 5: ~A() (Temporary object destructor) 497// CHECK: 6: int b; 498// CHECK: 7: [B1.2].~A() (Implicit destructor) 499// CHECK: Predecessors (1): B2 500// CHECK: Successors (1): B0 501// CHECK: [ B0 (EXIT) ] 502// CHECK: Predecessors (1): B1 503// CHECK: Successors (0): 504// CHECK: [ B2 (ENTRY) ] 505// CHECK: Predecessors (0): 506// CHECK: Successors (1): B1 507// CHECK: [ B1 ] 508// CHECK: 1: A::make() 509// CHECK: 2: A a = A::make(); 510// CHECK: 3: ~A() (Temporary object destructor) 511// CHECK: 4: int b; 512// CHECK: 5: [B1.2].~A() (Implicit destructor) 513// CHECK: Predecessors (1): B2 514// CHECK: Successors (1): B0 515// CHECK: [ B0 (EXIT) ] 516// CHECK: Predecessors (1): B1 517// CHECK: Successors (0): 518// CHECK: [ B2 (ENTRY) ] 519// CHECK: Predecessors (0): 520// CHECK: Successors (1): B1 521// CHECK: [ B1 ] 522// CHECK: 1: A::make() 523// CHECK: 2: const A &a = A::make(); 524// CHECK: 3: A::make() 525// CHECK: 4: foo([B1.3]) 526// CHECK: 5: ~A() (Temporary object destructor) 527// CHECK: 6: int b; 528// CHECK: 7: [B1.2].~A() (Implicit destructor) 529// CHECK: Predecessors (1): B2 530// CHECK: Successors (1): B0 531// CHECK: [ B0 (EXIT) ] 532// CHECK: Predecessors (1): B1 533// CHECK: Successors (0): 534// CHECK: [ B2 (ENTRY) ] 535// CHECK: Predecessors (0): 536// CHECK: Successors (1): B1 537// CHECK: [ B1 ] 538// CHECK: 1: int a; 539// CHECK: 2: A() 540// CHECK: 3: [B1.2].operator int() 541// CHECK: 4: a = [B1.3] 542// CHECK: 5: ~A() (Temporary object destructor) 543// CHECK: 6: int b; 544// CHECK: Predecessors (1): B2 545// CHECK: Successors (1): B0 546// CHECK: [ B0 (EXIT) ] 547// CHECK: Predecessors (1): B1 548// CHECK: Successors (0): 549// CHECK: [ B2 (ENTRY) ] 550// CHECK: Predecessors (0): 551// CHECK: Successors (1): B1 552// CHECK: [ B1 ] 553// CHECK: 1: A() 554// CHECK: 2: [B1.1].operator int() 555// CHECK: 3: B() 556// CHECK: 4: [B1.3].operator int() 557// CHECK: 5: a(int([B1.2]) + int([B1.4])) (Member initializer) 558// CHECK: 6: ~B() (Temporary object destructor) 559// CHECK: 7: ~A() (Temporary object destructor) 560// CHECK: 8: b(/*implicit*/int()) (Member initializer) 561// CHECK: Predecessors (1): B2 562// CHECK: Successors (1): B0 563// CHECK: [ B0 (EXIT) ] 564// CHECK: Predecessors (1): B1 565// CHECK: Successors (0): 566