560 lines · cpp
1// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -emit-llvm -o - -mconstructor-aliases -fcxx-exceptions -fexceptions -O1 -disable-llvm-passes -std=c++03 > %t2// RUN: FileCheck --check-prefix=CHECK1 --input-file=%t %s3// RUN: FileCheck --check-prefix=CHECK2 --input-file=%t %s4// RUN: FileCheck --check-prefix=CHECK3 --input-file=%t %s5// RUN: FileCheck --check-prefixes=CHECK4,CHECK4v03 --input-file=%t %s6// RUN: FileCheck --check-prefixes=CHECK5,CHECK5v03 --input-file=%t %s7// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -emit-llvm -o - -mconstructor-aliases -fcxx-exceptions -fexceptions -O1 -disable-llvm-passes -std=c++11 > %t28// RUN: FileCheck --check-prefix=CHECK1 --input-file=%t2 %s9// RUN: FileCheck --check-prefix=CHECK2v11 --input-file=%t2 %s10// RUN: FileCheck --check-prefix=CHECK3 --input-file=%t2 %s11// RUN: FileCheck --check-prefixes=CHECK4,CHECK4v11 --input-file=%t2 %s12// RUN: FileCheck --check-prefixes=CHECK5,CHECK5v11 --input-file=%t2 %s13// RUN: FileCheck --check-prefix=CHECK6 --input-file=%t2 %s14// REQUIRES: asserts15 16struct A {17 int a;18 19 ~A();20};21 22// Base with non-trivial destructor23struct B : A {24 ~B();25};26 27B::~B() { }28 29// Field with non-trivial destructor30struct C {31 A a;32 33 ~C();34};35 36C::~C() { }37 38namespace PR7526 {39 extern void foo();40 struct allocator {41 ~allocator() throw();42 };43 44 struct allocator_derived : allocator { };45 46 // CHECK1-LABEL: define{{.*}} void @_ZN6PR75263fooEv()47 // CHECK1: call void @_ZN6PR75269allocatorD2Ev48 49 // CHECK1-LABEL: define{{.*}} void @_ZN6PR75269allocatorD2Ev(ptr {{[^,]*}} %this) unnamed_addr50 // CHECK1: call void @__cxa_call_unexpected51 allocator::~allocator() throw() { foo(); }52 53 void foo() {54 allocator_derived ad;55 }56}57 58// PR508459template<typename T>60class A1 {61 ~A1();62};63 64template<> A1<char>::~A1();65 66// PR552967namespace PR5529 {68 struct A {69 ~A();70 };71 72 A::~A() { }73 struct B : A {74 virtual ~B();75 };76 77 B::~B() {}78}79 80// FIXME: there's a known problem in the codegen here where, if one81// destructor throws, the remaining destructors aren't run. Fix it,82// then make this code check for it.83namespace test0 {84 void foo();85 struct VBase { ~VBase(); };86 struct Base { ~Base(); };87 struct Member { ~Member(); };88 89 struct A : Base {90 Member M;91 ~A();92 };93 94 // The function-try-block won't suppress -mconstructor-aliases here.95 A::~A() try { } catch (int i) {}96 97// complete destructor alias tested above98 99// CHECK2-LABEL: @_ZN5test01AD1Ev ={{.*}} unnamed_addr alias {{.*}} @_ZN5test01AD2Ev100// CHECK2-LABEL: define{{.*}} void @_ZN5test01AD2Ev(ptr {{[^,]*}} %this) unnamed_addr101// CHECK2: invoke void @_ZN5test06MemberD1Ev102// CHECK2: unwind label [[MEM_UNWIND:%[a-zA-Z0-9.]+]]103// CHECK2: invoke void @_ZN5test04BaseD2Ev104// CHECK2: unwind label [[BASE_UNWIND:%[a-zA-Z0-9.]+]]105 106// In C++11, the destructors are often known not to throw.107// CHECK2v11-LABEL: @_ZN5test01AD1Ev ={{.*}} unnamed_addr alias {{.*}} @_ZN5test01AD2Ev108// CHECK2v11-LABEL: define{{.*}} void @_ZN5test01AD2Ev(ptr {{[^,]*}} %this) unnamed_addr109// CHECK2v11: call void @_ZN5test06MemberD1Ev110// CHECK2v11: call void @_ZN5test04BaseD2Ev111 112 struct B : Base, virtual VBase {113 Member M;114 ~B();115 };116 B::~B() try { } catch (int i) {}117 // It will suppress the delegation optimization here, though.118 119// CHECK2-LABEL: define{{.*}} void @_ZN5test01BD2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) unnamed_addr120// CHECK2: invoke void @_ZN5test06MemberD1Ev121// CHECK2: unwind label [[MEM_UNWIND:%[a-zA-Z0-9.]+]]122// CHECK2: invoke void @_ZN5test04BaseD2Ev123// CHECK2: unwind label [[BASE_UNWIND:%[a-zA-Z0-9.]+]]124 125// CHECK2v11-LABEL: define{{.*}} void @_ZN5test01BD2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) unnamed_addr126// CHECK2v11: call void @_ZN5test06MemberD1Ev127// CHECK2v11: call void @_ZN5test04BaseD2Ev128 129// CHECK2-LABEL: define{{.*}} void @_ZN5test01BD1Ev(ptr {{[^,]*}} %this) unnamed_addr130// CHECK2: invoke void @_ZN5test06MemberD1Ev131// CHECK2: unwind label [[MEM_UNWIND:%[a-zA-Z0-9.]+]]132// CHECK2: invoke void @_ZN5test04BaseD2Ev133// CHECK2: unwind label [[BASE_UNWIND:%[a-zA-Z0-9.]+]]134// CHECK2: invoke void @_ZN5test05VBaseD2Ev135// CHECK2: unwind label [[VBASE_UNWIND:%[a-zA-Z0-9.]+]]136 137// CHECK2v11-LABEL: define{{.*}} void @_ZN5test01BD1Ev(ptr {{[^,]*}} %this) unnamed_addr138// CHECK2v11: call void @_ZN5test06MemberD1Ev139// CHECK2v11: call void @_ZN5test04BaseD2Ev140// CHECK2v11: call void @_ZN5test05VBaseD2Ev141}142 143// Test base-class aliasing.144namespace test1 {145 struct A { ~A(); char ***m; }; // non-trivial destructor146 struct B { ~B(); }; // non-trivial destructor147 struct Empty { }; // trivial destructor, empty148 struct NonEmpty { int x; }; // trivial destructor, non-empty149 150 // There must be a definition in this translation unit for the alias151 // optimization to apply.152 A::~A() { delete m; }153 154 struct M : A { ~M(); };155 M::~M() {}156 // CHECK3: @_ZN5test11MD2Ev ={{.*}} unnamed_addr alias {{.*}} @_ZN5test11AD2Ev157 158 struct N : A, Empty { ~N(); };159 N::~N() {}160 // CHECK3: @_ZN5test11ND2Ev ={{.*}} unnamed_addr alias {{.*}} @_ZN5test11AD2Ev161 162 struct O : Empty, A { ~O(); };163 O::~O() {}164 // CHECK3: @_ZN5test11OD2Ev ={{.*}} unnamed_addr alias {{.*}} @_ZN5test11AD2Ev165 166 struct P : NonEmpty, A { ~P(); };167 P::~P() {} // CHECK3-LABEL: define{{.*}} void @_ZN5test11PD2Ev(ptr {{[^,]*}} %this) unnamed_addr168 169 struct Q : A, B { ~Q(); };170 Q::~Q() {} // CHECK3-LABEL: define{{.*}} void @_ZN5test11QD2Ev(ptr {{[^,]*}} %this) unnamed_addr171 172 struct R : A { ~R(); };173 R::~R() { A a; } // CHECK3-LABEL: define{{.*}} void @_ZN5test11RD2Ev(ptr {{[^,]*}} %this) unnamed_addr174 175 struct S : A { ~S(); int x; };176 S::~S() {}177 // CHECK4: @_ZN5test11SD2Ev ={{.*}} unnamed_addr alias {{.*}}, ptr @_ZN5test11AD2Ev178 179 struct T : A { ~T(); B x; };180 T::~T() {} // CHECK4-LABEL: define{{.*}} void @_ZN5test11TD2Ev(ptr {{[^,]*}} %this) unnamed_addr181 182 // The VTT parameter prevents this. We could still make this work183 // for calling conventions that are safe against extra parameters.184 struct U : A, virtual B { ~U(); };185 U::~U() {} // CHECK4-LABEL: define{{.*}} void @_ZN5test11UD2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) unnamed_addr186}187 188// PR6471189namespace test2 {190 struct A { ~A(); char ***m; };191 struct B : A { ~B(); };192 193 B::~B() {}194 // CHECK4-LABEL: define{{.*}} void @_ZN5test21BD2Ev(ptr {{[^,]*}} %this) unnamed_addr195 // CHECK4: call void @_ZN5test21AD2Ev196}197 198// PR7142199namespace test3 {200 struct A { virtual ~A(); };201 struct B { virtual ~B(); };202 namespace { // internal linkage => deferred203 struct C : A, B {}; // ~B() in D requires a this-adjustment thunk204 struct D : C {}; // D::~D() is an alias to C::~C()205 }206 207 void test() {208 new D; // Force emission of D's vtable209 }210 211 // CHECK4-LABEL: define internal void @_ZN5test312_GLOBAL__N_11CD2Ev(ptr {{[^,]*}} %this) unnamed_addr212 // CHECK4v03: invoke void @_ZN5test31BD2Ev(213 // CHECK4v11: call void @_ZN5test31BD2Ev(214 // CHECK4: call void @_ZN5test31AD2Ev(215 // CHECK4: ret void216 217 // CHECK4-LABEL: define internal void @_ZN5test312_GLOBAL__N_11DD0Ev(ptr {{[^,]*}} %this) unnamed_addr218 // CHECK4v03-SAME: personality ptr @__gxx_personality_v0219 // CHECK4v03: invoke void @_ZN5test312_GLOBAL__N_11CD2Ev220 // CHECK4v11: call void @_ZN5test312_GLOBAL__N_11CD2Ev221 // CHECK4: call void @_ZdlPv({{.*}}) [[NUW:#[0-9]+]]222 // CHECK4: ret void223 // CHECK4v03: landingpad { ptr, i32 }224 // CHECK4v03-NEXT: cleanup225 // CHECK4v03: call void @_ZdlPv({{.*}}) [[NUW]]226 // CHECK4v03: resume { ptr, i32 }227 // CHECK4v11-NOT: landingpad228 229 // CHECK4-LABEL: define internal void @_ZThn8_N5test312_GLOBAL__N_11DD1Ev(230 // CHECK4: getelementptr inbounds i8, ptr {{.*}}, i64 -8231 // CHECK4: call void @_ZN5test312_GLOBAL__N_11CD2Ev232 // CHECK4: ret void233 234 // CHECK4-LABEL: define internal void @_ZThn8_N5test312_GLOBAL__N_11DD0Ev(235 // CHECK4: getelementptr inbounds i8, ptr {{.*}}, i64 -8236 // CHECK4: call void @_ZN5test312_GLOBAL__N_11DD0Ev(237 // CHECK4: ret void238 239 // CHECK4-LABEL: define internal void @_ZN5test312_GLOBAL__N_11CD0Ev(ptr {{[^,]*}} %this) unnamed_addr240 // CHECK4v03-SAME: personality ptr @__gxx_personality_v0241 // CHECK4v03: invoke void @_ZN5test312_GLOBAL__N_11CD2Ev(242 // CHECK4v11: call void @_ZN5test312_GLOBAL__N_11CD2Ev(243 // CHECK4: call void @_ZdlPv({{.*}}) [[NUW]]244 // CHECK4: ret void245 // CHECK4v03: landingpad { ptr, i32 }246 // CHECK4v03-NEXT: cleanup247 // CHECK4v03: call void @_ZdlPv({{.*}}) [[NUW]]248 // CHECK4v03: resume { ptr, i32 }249 250 // CHECK4-LABEL: define internal void @_ZThn8_N5test312_GLOBAL__N_11CD1Ev(251 // CHECK4: getelementptr inbounds i8, ptr {{.*}}, i64 -8252 // CHECK4: call void @_ZN5test312_GLOBAL__N_11CD2Ev(253 // CHECK4: ret void254 255 // CHECK4-LABEL: define internal void @_ZThn8_N5test312_GLOBAL__N_11CD0Ev(256 // CHECK4: getelementptr inbounds i8, ptr {{.*}}, i64 -8257 // CHECK4: call void @_ZN5test312_GLOBAL__N_11CD0Ev(258 // CHECK4: ret void259 260 // CHECK4-LABEL: declare void @_ZN5test31BD2Ev(261 // CHECK4-LABEL: declare void @_ZN5test31AD2Ev(262 263 // CHECK4: attributes [[NUW]] = {{[{].*}} nounwind {{.*[}]}}264}265 266namespace test4 {267 struct A { ~A(); };268 269 // CHECK5-LABEL: define{{.*}} void @_ZN5test43fooEv()270 // CHECK5: call void @_ZN5test41AD1Ev271 // CHECK5: ret void272 void foo() {273 {274 A a;275 goto failure;276 }277 278 failure:279 return;280 }281 282 // CHECK5-LABEL: define{{.*}} void @_ZN5test43barEi(283 // CHECK5: [[X:%.*]] = alloca i32284 // CHECK5-NEXT: [[A:%.*]] = alloca285 // CHECK5: br label286 // CHECK5: [[TMP:%.*]] = load i32, ptr [[X]]287 // CHECK5-NEXT: [[CMP:%.*]] = icmp ne i32 [[TMP]], 0288 // CHECK5-NEXT: br i1289 // CHECK5: call void @_ZN5test41AD1Ev(290 // CHECK5: br label291 // CHECK5: [[TMP:%.*]] = load i32, ptr [[X]]292 // CHECK5: [[TMP2:%.*]] = add nsw i32 [[TMP]], -1293 // CHECK5: store i32 [[TMP2]], ptr [[X]]294 // CHECK5: br label295 // CHECK5: ret void296 void bar(int x) {297 for (A a; x; ) {298 x--;299 }300 }301}302 303// PR7575304namespace test5 {305 struct A { ~A(); };306 307 // CHECK5-LABEL: define{{.*}} void @_ZN5test53fooEv()308 // CHECK5: [[ELEMS:%.*]] = alloca [5 x [[A:%.*]]], align309 // CHECK5v03-NEXT: [[EXN:%.*]] = alloca ptr310 // CHECK5v03-NEXT: [[SEL:%.*]] = alloca i32311 // CHECK5-NEXT: call void @llvm.lifetime.start.p0(ptr [[ELEMS]])312 // CHECK5-NEXT: [[BEGIN:%.*]] = getelementptr inbounds [5 x [[A]]], ptr [[ELEMS]], i32 0, i32 0313 // CHECK5-NEXT: [[END:%.*]] = getelementptr inbounds [[A]], ptr [[BEGIN]], i64 5314 // CHECK5-NEXT: br label315 // CHECK5: [[POST:%.*]] = phi ptr [ [[END]], {{%.*}} ], [ [[ELT:%.*]], {{%.*}} ]316 // CHECK5-NEXT: [[ELT]] = getelementptr inbounds [[A]], ptr [[POST]], i64 -1317 // CHECK5v03-NEXT: invoke void @_ZN5test51AD1Ev(ptr {{[^,]*}} [[ELT]])318 // CHECK5v11-NEXT: call void @_ZN5test51AD1Ev(ptr {{[^,]*}} [[ELT]])319 // CHECK5: [[T0:%.*]] = icmp eq ptr [[ELT]], [[BEGIN]]320 // CHECK5-NEXT: br i1 [[T0]],321 // CHECK5: call void @llvm.lifetime.end322 // CHECK5-NEXT: ret void323 // lpad324 // CHECK5v03: [[EMPTY:%.*]] = icmp eq ptr [[BEGIN]], [[ELT]]325 // CHECK5v03-NEXT: br i1 [[EMPTY]]326 // CHECK5v03: [[AFTER:%.*]] = phi ptr [ [[ELT]], {{%.*}} ], [ [[CUR:%.*]], {{%.*}} ]327 // CHECK5v03-NEXT: [[CUR:%.*]] = getelementptr inbounds [[A]], ptr [[AFTER]], i64 -1328 // CHECK5v03-NEXT: invoke void @_ZN5test51AD1Ev(ptr {{[^,]*}} [[CUR]])329 // CHECK5v03: [[DONE:%.*]] = icmp eq ptr [[CUR]], [[BEGIN]]330 // CHECK5v03-NEXT: br i1 [[DONE]],331 // CHECK5v11-NOT: landingpad332 // CHECK5v11: }333 void foo() {334 A elems[5];335 }336}337 338namespace test6 {339 void opaque();340 341 struct A { ~A(); };342 template <unsigned> struct B { B(); ~B(); int _; };343 struct C : B<0>, B<1>, virtual B<2>, virtual B<3> {344 A x, y, z;345 346 C();347 ~C();348 };349 350 C::C() { opaque(); }351 // CHECK5-LABEL: define{{.*}} void @_ZN5test61CC1Ev(ptr {{[^,]*}} %this) unnamed_addr352 // CHECK5: call void @_ZN5test61BILj2EEC2Ev353 // CHECK5: invoke void @_ZN5test61BILj3EEC2Ev354 // CHECK5: invoke void @_ZN5test61BILj0EEC2Ev355 // CHECK5: invoke void @_ZN5test61BILj1EEC2Ev356 // CHECK5: invoke void @_ZN5test66opaqueEv357 // CHECK5: ret void358 // FIXME: way too much EH cleanup code follows359 360 C::~C() { opaque(); }361 // CHECK5-LABEL: define{{.*}} void @_ZN5test61CD2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) unnamed_addr362 // CHECK5: invoke void @_ZN5test66opaqueEv363 // CHECK5v03: invoke void @_ZN5test61AD1Ev364 // CHECK5v03: invoke void @_ZN5test61AD1Ev365 // CHECK5v03: invoke void @_ZN5test61AD1Ev366 // CHECK5v03: invoke void @_ZN5test61BILj1EED2Ev367 // CHECK5v11: call void @_ZN5test61AD1Ev368 // CHECK5v11: call void @_ZN5test61AD1Ev369 // CHECK5v11: call void @_ZN5test61AD1Ev370 // CHECK5v11: call void @_ZN5test61BILj1EED2Ev371 // CHECK5: call void @_ZN5test61BILj0EED2Ev372 // CHECK5: ret void373 // CHECK5v03: invoke void @_ZN5test61AD1Ev374 // CHECK5v03: invoke void @_ZN5test61AD1Ev375 // CHECK5v03: invoke void @_ZN5test61AD1Ev376 // CHECK5v03: invoke void @_ZN5test61BILj1EED2Ev377 // CHECK5v03: invoke void @_ZN5test61BILj0EED2Ev378 379 // CHECK5-LABEL: define{{.*}} void @_ZN5test61CD1Ev(ptr {{[^,]*}} %this) unnamed_addr380 // CHECK5v03: invoke void @_ZN5test61CD2Ev381 // CHECK5v03: invoke void @_ZN5test61BILj3EED2Ev382 // CHECK5v03: call void @_ZN5test61BILj2EED2Ev383 // CHECK5v03: ret void384 // CHECK5v03: invoke void @_ZN5test61BILj3EED2Ev385 // CHECK5v03: invoke void @_ZN5test61BILj2EED2Ev386 387 // CHECK5v11: call void @_ZN5test61CD2Ev388 // CHECK5v11: call void @_ZN5test61BILj3EED2Ev389 // CHECK5v11: call void @_ZN5test61BILj2EED2Ev390 // CHECK5v11: ret void391}392 393// PR 9197394namespace test7 {395 struct D { ~D(); };396 397 struct A { ~A(); };398 A::~A() { }399 400 struct B : public A {401 ~B();402 D arr[1];403 };404 405 // Verify that this doesn't get emitted as an alias406 // CHECK5-LABEL: define{{.*}} void @_ZN5test71BD2Ev(407 // CHECK5v03: invoke void @_ZN5test71DD1Ev(408 // CHECK5v11: call void @_ZN5test71DD1Ev(409 // CHECK5: call void @_ZN5test71AD2Ev(410 B::~B() {}411}412 413// PR10467414namespace test8 {415 struct A { A(); ~A(); };416 417 void die() __attribute__((noreturn));418 void test() {419 A x;420 while (1) {421 A y;422 goto l;423 }424 l: die();425 }426 427 // CHECK5-LABEL: define{{.*}} void @_ZN5test84testEv()428 // CHECK5: [[X:%.*]] = alloca [[A:%.*]], align 1429 // CHECK5-NEXT: [[Y:%.*]] = alloca [[A:%.*]], align 1430 // CHECK5: call void @_ZN5test81AC1Ev(ptr {{[^,]*}} [[X]])431 // CHECK5-NEXT: br label432 // CHECK5: invoke void @_ZN5test81AC1Ev(ptr {{[^,]*}} [[Y]])433 // CHECK5v03: invoke void @_ZN5test81AD1Ev(ptr {{[^,]*}} [[Y]])434 // CHECK5v11: call void @_ZN5test81AD1Ev(ptr {{[^,]*}} [[Y]])435 // CHECK5-NOT: switch436 // CHECK5: invoke void @_ZN5test83dieEv()437 // CHECK5: unreachable438}439 440// PR12710441namespace test9 {442 struct ArgType {443 ~ArgType();444 };445 template<typename T>446 void f1(const ArgType& = ArgType());447 void f2();448 void bar() {449 f1<int>();450 f2();451 }452 // CHECK5: call void @_ZN5test97ArgTypeD1Ev(ptr {{[^,]*}} %453 // CHECK5: call void @_ZN5test92f2Ev()454}455 456namespace test10 {457 // We used to crash trying to replace _ZN6test106OptionD1Ev with458 // _ZN6test106OptionD2Ev twice.459 struct Option {460 virtual ~Option() {}461 };462 template <class DataType> class opt : public Option {};463 template class opt<int>;464 // CHECK5-LABEL: define{{.*}} zeroext i1 @_ZN6test1016handleOccurrenceEv(465 bool handleOccurrence() {466 // CHECK5: call void @_ZN6test106OptionD2Ev(467 Option x;468 return true;469 }470}471 472#if __cplusplus >= 201103L473namespace test11 {474 475// Check that lifetime.end is emitted in the landing pad.476 477// CHECK6-LABEL: define{{.*}} void @_ZN6test1115testLifetimeEndEi(478// CHECK6: entry:479// CHECK6: [[T1:%[a-z0-9]+]] = alloca %"struct.test11::S1"480// CHECK6: [[T2:%[a-z0-9]+]] = alloca %"struct.test11::S1"481// CHECK6: [[T3:%[a-z0-9]+]] = alloca %"struct.test11::S1"482 483// CHECK6: {{^}}invoke.cont484// CHECK6: call void @_ZN6test112S1D1Ev(ptr {{[^,]*}} [[T1]])485// CHECK6: call void @llvm.lifetime.end.p0(ptr [[T1]])486// CHECK6: {{^}}lpad487// CHECK6: call void @_ZN6test112S1D1Ev(ptr {{[^,]*}} [[T1]])488// CHECK6: call void @llvm.lifetime.end.p0(ptr [[T1]])489 490// CHECK6: {{^}}invoke.cont491// CHECK6: call void @_ZN6test112S1D1Ev(ptr {{[^,]*}} [[T2]])492// CHECK6: call void @llvm.lifetime.end.p0(ptr [[T2]])493// CHECK6: {{^}}lpad494// CHECK6: call void @_ZN6test112S1D1Ev(ptr {{[^,]*}} [[T2]])495// CHECK6: call void @llvm.lifetime.end.p0(ptr [[T2]])496 497// CHECK6: {{^}}invoke.cont498// CHECK6: call void @_ZN6test112S1D1Ev(ptr {{[^,]*}} [[T3]])499// CHECK6: call void @llvm.lifetime.end.p0(ptr [[T3]])500// CHECK6: {{^}}lpad501// CHECK6: call void @_ZN6test112S1D1Ev(ptr {{[^,]*}} [[T3]])502// CHECK6: call void @llvm.lifetime.end.p0(ptr [[T3]])503 504 struct S1 {505 ~S1();506 int a[8];507 };508 509 void func1(S1 &) noexcept(false);510 511 void testLifetimeEnd(int n) {512 if (n < 10) {513 S1 t1;514 func1(t1);515 } else if (n < 100) {516 S1 t2;517 func1(t2);518 } else if (n < 1000) {519 S1 t3;520 func1(t3);521 }522 }523 524}525 526namespace final_dtor {527 struct A {528 virtual void f();529 // CHECK6-LABEL: define {{.*}} @_ZN10final_dtor1AD2Ev(530 // CHECK6: store {{.*}} @_ZTV531 // CHECK6-LABEL: {{^}}}532 virtual ~A() { f(); }533 };534 struct B : A {535 // CHECK6-LABEL: define {{.*}} @_ZN10final_dtor1BD2Ev(536 // CHECK6: store {{.*}} @_ZTV537 // CHECK6-LABEL: {{^}}}538 virtual ~B() { f(); }539 };540 struct C final : A {541 // CHECK6-LABEL: define {{.*}} @_ZN10final_dtor1CD2Ev(542 // CHECK6-NOT: store {{.*}} @_ZTV543 // CHECK6-LABEL: {{^}}}544 virtual ~C() { f(); }545 };546 struct D : A {547 // CHECK6-LABEL: define {{.*}} @_ZN10final_dtor1DD2Ev(548 // CHECK6-NOT: store {{.*}} @_ZTV549 // CHECK6-LABEL: {{^}}}550 virtual ~D() final { f(); }551 };552 void use() {553 {A a;}554 {B b;}555 {C c;}556 {D d;}557 }558}559#endif560