// Test -fsanitize-memory-use-after-dtor
-// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
-// RUN: %clang_cc1 -fsanitize=memory -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s -check-prefix=NO-DTOR-CHECK
-
-// RUN: %clang_cc1 -std=c++11 -fsanitize=memory -fsanitize-memory-use-after-dtor -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s -check-prefix=STD11
-// RUN: %clang_cc1 -std=c++11 -fsanitize=memory -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s -check-prefix=NO-DTOR-STD11-CHECK
+// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
struct Simple {
~Simple() {}
};
Simple s;
// Simple internal member is poisoned by compiler-generated dtor
-// CHECK-LABEL: @_ZN6SimpleD2Ev
+// CHECK-LABEL: define {{.*}}SimpleD1Ev
// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
// CHECK: ret void
-// Compiling without the flag does not generate member-poisoning dtor
-// NO-DTOR-CHECK-LABEL: @_ZN6SimpleD2Ev
-// NO-DTOR-CHECK-NOT: call void @__sanitizer_dtor_callback
-// NO-DTOR-CHECK: ret void
-
-
struct Inlined {
inline ~Inlined() {}
};
-Inlined in;
-// Dtor that is inlined where invoked poisons object
-// CHECK-LABEL: @_ZN7InlinedD2Ev
+Inlined i;
+// Simple internal member is poisoned by compiler-generated dtor
+// CHECK-LABEL: define {{.*}}InlinedD1Ev
// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
// CHECK: ret void
-// Compiling without the flag does not generate member-poisoning dtor
-// NO-DTOR-CHECK-LABEL: @_ZN7InlinedD2Ev
-// NO-DTOR-CHECK-NOT: call void @__sanitizer_dtor_callback
-// NO-DTOR-CHECK: ret void
-
-
struct Defaulted_Trivial {
~Defaulted_Trivial() = default;
};
-int main() {
+void create_def_trivial() {
Defaulted_Trivial def_trivial;
}
// The compiler is explicitly signalled to handle object cleanup.
-// No complex member attributes ensures that the compiler destroys
-// the memory inline. However, it must still poison this memory.
-// STD11-CHECK-LABEL: alloca %struct.Defaulted_Trivial
-// STD11: call void @__sanitizer_dtor_callback
-// STD11: ret void
-
-// Compiling without the flag does not generate member-poisoning dtor
-// NO-DTOR-STD11-CHECK-LABEL: alloca %struct.Defaulted_Trivial
-// NO-DTOR-STD11-CHECK-NOT: call void @__sanitizer_dtor_callback
-// NO-DTOR-STD11-CHECK: ret void
-
+// No complex member attributes. Compiler destroys inline, so
+// no destructor defined.
+// CHECK-LABEL: define {{.*}}create_def_trivial
+// CHECK-NOT: call {{.*}}Defaulted_Trivial
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
struct Defaulted_Non_Trivial {
Simple s;
Defaulted_Non_Trivial def_non_trivial;
// Explicitly compiler-generated dtor poisons object.
// By including a Simple member in the struct, the compiler is
-// forced to generate a non-trivial destructor..
-// STD11-CHECK-LABEL: @_ZN21Defaulted_Non_TrivialD2Ev
-// STD11: call void @__sanitizer_dtor_callback
-// STD11: ret void
+// forced to generate a non-trivial destructor.
+// CHECK-LABEL: define {{.*}}Defaulted_Non_TrivialD1Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+
+// Note: ordering is important. In the emitted bytecode, these
+// second dtors defined after the first. Explicitly checked here
+// to confirm that all invoked dtors have member poisoning
+// instrumentation inserted.
+// CHECK-LABEL: define {{.*}}SimpleD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
-// Compiling without the flag does not generate member-poisoning dtor
-// NO-DTOR-STD11-CHECK-LABEL: @_ZN21Defaulted_Non_TrivialD2Ev
-// NO-DTOR-STD11-CHECK-NOT: call void @__sanitizer_dtor_callback
-// NO-DTOR-STD11-CHECK: ret void
+// CHECK-LABEL: define {{.*}}InlinedD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void
+
+// CHECK-LABEL: define {{.*}}Defaulted_Non_TrivialD2Ev
+// CHECK: call void @__sanitizer_dtor_callback
+// CHECK-NOT: call void @__sanitizer_dtor_callback
+// CHECK: ret void