| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=i686-unknown-linux | FileCheck --check-prefix=CHECKGEN %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=thumbv7-apple-ios6.0 -target-abi apcs-gnu | FileCheck --check-prefix=CHECKARM %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=thumbv7-apple-ios5.0 -target-abi apcs-gnu | FileCheck --check-prefix=CHECKIOS5 %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=wasm32-unknown-unknown \ |
| //RUN: | FileCheck --check-prefix=CHECKARM %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=x86_64-unknown-fuchsia | FileCheck --check-prefix=CHECKFUCHSIA %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=aarch64-unknown-fuchsia | FileCheck --check-prefix=CHECKFUCHSIA %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=i386-pc-win32 -fno-rtti | FileCheck --check-prefix=CHECKMS %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=i686-unknown-linux-gnu -fctor-dtor-return-this | FileCheck --check-prefix=CHECKI686RET %s |
| //RUN: %clang_cc1 %s -emit-llvm -o - -triple=aarch64-unknown-linux-gnu -fctor-dtor-return-this | FileCheck --check-prefix=CHECKAARCH64RET %s |
| // FIXME: these tests crash on the bots when run with -triple=x86_64-pc-win32 |
| |
| // Make sure we attach the 'returned' attribute to the 'this' parameter of |
| // constructors and destructors which return this (and only these cases) |
| |
| class A { |
| public: |
| A(); |
| virtual ~A(); |
| |
| private: |
| int x_; |
| }; |
| |
| class B : public A { |
| public: |
| B(int *i); |
| virtual ~B(); |
| |
| private: |
| int *i_; |
| }; |
| |
| B::B(int *i) : i_(i) { } |
| B::~B() { } |
| |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1BC2EPi(ptr {{[^,]*}} %this, ptr noundef %i) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1BC1EPi(ptr {{[^,]*}} %this, ptr noundef %i) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1BD2Ev(ptr {{[^,]*}} %this) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1BD1Ev(ptr {{[^,]*}} %this) |
| |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1BC2EPi(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1BC1EPi(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1BD2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1BD1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1BC2EPi(ptr {{[^,]*}} %this, ptr noundef %i) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1BC1EPi(ptr {{[^,]*}} %this, ptr noundef %i) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1BD2Ev(ptr {{[^,]*}} %this) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1BD1Ev(ptr {{[^,]*}} %this) |
| |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1BC2EPi(ptr {{[^,]*}} %this, ptr noundef %i) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1BC1EPi(ptr {{[^,]*}} %this, ptr noundef %i) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1BD2Ev(ptr {{[^,]*}} %this) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1BD1Ev(ptr {{[^,]*}} %this) |
| |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1BC2EPi(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1BC1EPi(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1BD2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1BD1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| |
| // CHECKMS-LABEL: define dso_local x86_thiscallcc noundef ptr @"??0B@@QAE@PAH@Z"(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i) |
| // CHECKMS-LABEL: define dso_local x86_thiscallcc void @"??1B@@UAE@XZ"(ptr {{[^,]*}} %this) |
| |
| class C : public A, public B { |
| public: |
| C(int *i, char *c); |
| virtual ~C(); |
| private: |
| char *c_; |
| }; |
| |
| C::C(int *i, char *c) : B(i), c_(c) { } |
| C::~C() { } |
| |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1CC2EPiPc(ptr {{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1CC1EPiPc(ptr {{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1CD2Ev(ptr {{[^,]*}} %this) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1CD1Ev(ptr {{[^,]*}} %this) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZThn8_N1CD1Ev(ptr noundef %this) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1CD0Ev(ptr {{[^,]*}} %this) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZThn8_N1CD0Ev(ptr noundef %this) |
| |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1CC2EPiPc(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1CC1EPiPc(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1CD2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1CD1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKARM-LABEL: define{{.*}} ptr @_ZThn8_N1CD1Ev(ptr noundef %this) |
| // CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZThn16_N1CD1Ev(ptr noundef %this) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} void @_ZN1CD0Ev(ptr {{[^,]*}} %this) |
| // CHECKARM-LABEL: define{{.*}} void @_ZThn8_N1CD0Ev(ptr noundef %this) |
| // CHECKAARCH64RET-LABEL: define{{.*}} void @_ZThn16_N1CD0Ev(ptr noundef %this) |
| |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1CC2EPiPc(ptr {{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1CC1EPiPc(ptr {{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1CD2Ev(ptr {{[^,]*}} %this) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1CD1Ev(ptr {{[^,]*}} %this) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZThn8_N1CD1Ev(ptr noundef %this) |
| // CHECKI686RET-LABEL: define{{.*}} void @_ZN1CD0Ev(ptr {{[^,]*}} %this) |
| // CHECKI686RET-LABEL: define{{.*}} void @_ZThn8_N1CD0Ev(ptr noundef %this) |
| |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1CC2EPiPc(ptr {{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1CC1EPiPc(ptr {{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1CD2Ev(ptr {{[^,]*}} %this) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1CD1Ev(ptr {{[^,]*}} %this) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZThn8_N1CD1Ev(ptr noundef %this) |
| // CHECKIOS5-LABEL: define{{.*}} void @_ZN1CD0Ev(ptr {{[^,]*}} %this) |
| // CHECKIOS5-LABEL: define{{.*}} void @_ZThn8_N1CD0Ev(ptr noundef %this) |
| |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1CC2EPiPc(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1CC1EPiPc(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1CD2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1CD1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZThn16_N1CD1Ev(ptr noundef %this) |
| // CHECKFUCHSIA-LABEL: define{{.*}} void @_ZN1CD0Ev(ptr {{[^,]*}} %this) |
| // CHECKFUCHSIA-LABEL: define{{.*}} void @_ZThn16_N1CD0Ev(ptr noundef %this) |
| |
| // CHECKMS-LABEL: define dso_local x86_thiscallcc noundef ptr @"??0C@@QAE@PAHPAD@Z"(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %i, ptr noundef %c) |
| // CHECKMS-LABEL: define dso_local x86_thiscallcc void @"??1C@@UAE@XZ"(ptr {{[^,]*}} %this) |
| |
| class D : public virtual A { |
| public: |
| D(); |
| ~D(); |
| }; |
| |
| D::D() { } |
| D::~D() { } |
| |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1DC2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1DC1Ev(ptr {{[^,]*}} %this) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1DD2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKGEN-LABEL: define{{.*}} void @_ZN1DD1Ev(ptr {{[^,]*}} %this) |
| |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1DC2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1DC1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1DD2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKARM-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} ptr @_ZN1DD1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1DC2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1DC1Ev(ptr {{[^,]*}} %this) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1DD2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKI686RET-LABEL: define{{.*}} ptr @_ZN1DD1Ev(ptr {{[^,]*}} %this) |
| |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1DC2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1DC1Ev(ptr {{[^,]*}} %this) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1DD2Ev(ptr {{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKIOS5-LABEL: define{{.*}} ptr @_ZN1DD1Ev(ptr {{[^,]*}} %this) |
| |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1DC2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1DC1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1DD2Ev(ptr {{[^,]*}} returned{{[^,]*}} %this, ptr noundef %vtt) |
| // CHECKFUCHSIA-LABEL: define{{.*}} ptr @_ZN1DD1Ev(ptr {{[^,]*}} returned{{[^,]*}} %this) |
| |
| // CHECKMS-LABEL: define dso_local x86_thiscallcc noundef ptr @"??0D@@QAE@XZ"(ptr {{[^,]*}} returned{{[^,]*}} %this, i32 noundef %is_most_derived) |
| // CHECKMS-LABEL: define dso_local x86_thiscallcc void @"??1D@@UAE@XZ"(ptr{{[^,]*}} %this) |
| |
| class E { |
| public: |
| E(); |
| virtual ~E(); |
| }; |
| |
| E* gete(); |
| |
| void test_destructor() { |
| const E& e1 = E(); |
| E* e2 = gete(); |
| e2->~E(); |
| } |
| |
| // CHECKARM-LABEL,CHECKFUCHSIA-LABEL,CHECKAARCH64RET-LABEL: define{{.*}} void @_Z15test_destructorv() |
| |
| // Verify that virtual calls to destructors are not marked with a 'returned' |
| // this parameter at the call site... |
| // CHECKARM,CHECKAARCH64RET: [[VFN:%.*]] = getelementptr inbounds ptr, ptr |
| // CHECKARM,CHECKAARCH64RET: [[THUNK:%.*]] = load ptr, ptr [[VFN]] |
| // CHECKFUCHSIA: [[THUNK:%.*]] = call ptr @llvm.load.relative.i32(ptr {{.*}}, i32 0) |
| // CHECKARM,CHECKFUCHSIA,CHECKAARCH64RET: call noundef ptr [[THUNK]](ptr {{[^,]*}} % |
| |
| // ...but static calls create declarations with 'returned' this |
| // CHECKARM,CHECKFUCHSIA,CHECKAARCH64RET: {{%.*}} = call noundef ptr @_ZN1ED1Ev(ptr {{[^,]*}} % |
| |
| // CHECKARM,CHECKFUCHSIA,CHECKAARCH64RET: declare noundef ptr @_ZN1ED1Ev(ptr {{[^,]*}} returned{{[^,]*}}) |