48 lines · cpp
1// RUN: %clang_cc1 -O0 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-passes -std=c++11 -triple=x86_64-pc-linux -emit-llvm -debug-info-kind=line-tables-only -o - %s | FileCheck %s --implicit-check-not="call void @__sanitizer_"2// RUN: %clang_cc1 -O1 -fsanitize=memory -fsanitize-memory-use-after-dtor -disable-llvm-passes -std=c++11 -triple=x86_64-pc-linux -emit-llvm -debug-info-kind=line-tables-only -o - %s | FileCheck %s --implicit-check-not="call void @__sanitizer_"3 4class A {5 public:6 int x;7 A() {}8 virtual ~A() {}9};10A a;11 12class B : virtual public A {13 public:14 int y;15 B() {}16 ~B() {}17};18B b;19 20// CHECK-LABEL: define {{.*}}AD1Ev21// CHECK: call void {{.*}}AD2Ev22// CHECK: ret void23 24// After invoking base dtor and dtor for virtual base, poison vtable ptr.25// CHECK-LABEL: define {{.*}}BD1Ev26// CHECK: call void {{.*}}BD2Ev27// CHECK: call void {{.*}}AD2Ev28// CHECK: call void @__sanitizer_dtor_callback_vptr{{.*}}, !dbg ![[DI1:[0-9]+]]29// CHECK: ret void30 31// Since no virtual bases, poison vtable ptr here.32// CHECK-LABEL: define {{.*}}AD2Ev33// CHECK: call void @__sanitizer_dtor_callback_fields{{.*}}, !dbg ![[DI2:[0-9]+]]34// CHECK: call void @__sanitizer_dtor_callback_vptr{{.*}}, !dbg ![[DI3:[0-9]+]]35// CHECK: ret void36 37// Poison members38// CHECK-LABEL: define {{.*}}BD2Ev39// CHECK: call void @__sanitizer_dtor_callback_fields{{.*}}, !dbg ![[DI4:[0-9]+]]40// CHECK: ret void41 42// CHECK-LABEL: !DIFile{{.*}}sanitize-dtor-vtable.cpp43 44// CHECK-DAG: ![[DI1]] = {{.*}}line: [[@LINE-28]]45// CHECK-DAG: ![[DI2]] = {{.*}}line: [[@LINE-39]]46// CHECK-DAG: ![[DI3]] = {{.*}}line: [[@LINE-38]]47// CHECK-DAG: ![[DI4]] = {{.*}}line: [[@LINE-33]]48