| // RUN: %clang_cc1 -fsanitize=memory -O0 -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s |
| // RUN: %clang_cc1 -fsanitize=memory -O1 -fno-experimental-new-pass-manager -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s |
| |
| template <class T> |
| class Vector { |
| public: |
| int size; |
| ~Vector() { |
| size += 1; |
| } |
| }; |
| |
| struct Base { |
| int b1; |
| double b2; |
| Base() { |
| b1 = 5; |
| b2 = 10.989; |
| } |
| virtual ~Base() {} |
| }; |
| |
| struct VirtualBase { |
| int vb1; |
| int vb2; |
| VirtualBase() { |
| vb1 = 10; |
| vb2 = 11; |
| } |
| virtual ~VirtualBase() {} |
| }; |
| |
| struct Derived : public Base, public virtual VirtualBase { |
| int d1; |
| Vector<int> v; |
| int d2; |
| Derived() { |
| d1 = 10; |
| } |
| ~Derived() {} |
| }; |
| |
| Derived d; |
| |
| // Destruction order: |
| // Derived: int, Vector, Base, VirtualBase |
| |
| // CHECK-LABEL: define {{.*}}ZN7DerivedD1Ev |
| // CHECK: call void {{.*}}ZN11VirtualBaseD2Ev |
| // CHECK: ret void |
| |
| // CHECK-LABEL: define {{.*}}ZN7DerivedD0Ev |
| // CHECK: ret void |
| |
| // CHECK-LABEL: define {{.*}}ZN11VirtualBaseD1Ev |
| // CHECK: ret void |
| |
| // CHECK-LABEL: define {{.*}}ZN11VirtualBaseD0Ev |
| // CHECK: ret void |
| |
| // poison 2 ints |
| // CHECK-LABEL: define {{.*}}ZN11VirtualBaseD2Ev |
| // CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 8) |
| // CHECK: ret void |
| |
| // poison int and double |
| // CHECK-LABEL: define {{.*}}ZN4BaseD2Ev |
| // CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 16) |
| // CHECK: ret void |
| |
| // poison int, ignore vector, poison int |
| // CHECK-LABEL: define {{.*}}ZN7DerivedD2Ev |
| // CHECK: call void {{.*}}ZN6VectorIiED1Ev |
| // CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 4) |
| // CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 4) |
| // CHECK: call void {{.*}}ZN4BaseD2Ev |
| // CHECK: ret void |
| |
| // poison int |
| // CHECK-LABEL: define {{.*}}ZN6VectorIiED2Ev |
| // CHECK: call void {{.*}}sanitizer_dtor_callback({{.*}}, i64 4) |
| // CHECK: ret void |