зеркало из https://github.com/microsoft/clang-1.git
42 строки
1.6 KiB
C++
42 строки
1.6 KiB
C++
// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
|
|
// RUN: %clang_cc1 -emit-llvm -o - %s -fsanitize=address | FileCheck -check-prefix ASAN %s
|
|
|
|
// The address_safety attribute should be attached to functions
|
|
// when AddressSanitizer is enabled, unless no_address_safety_analysis attribute
|
|
// is present.
|
|
|
|
// CHECK-NOT: NoAddressSafety1{{.*}} address_safety
|
|
// ASAN-NOT: NoAddressSafety1{{.*}} address_safety
|
|
__attribute__((no_address_safety_analysis))
|
|
int NoAddressSafety1(int *a) { return *a; }
|
|
|
|
// CHECK-NOT: NoAddressSafety2{{.*}} address_safety
|
|
// ASAN-NOT: NoAddressSafety2{{.*}} address_safety
|
|
__attribute__((no_address_safety_analysis))
|
|
int NoAddressSafety2(int *a);
|
|
int NoAddressSafety2(int *a) { return *a; }
|
|
|
|
// CHECK-NOT: AddressSafetyOk{{.*}} address_safety
|
|
// ASAN: AddressSafetyOk{{.*}} address_safety
|
|
int AddressSafetyOk(int *a) { return *a; }
|
|
|
|
// CHECK-NOT: TemplateNoAddressSafety{{.*}} address_safety
|
|
// ASAN-NOT: TemplateNoAddressSafety{{.*}} address_safety
|
|
template<int i>
|
|
__attribute__((no_address_safety_analysis))
|
|
int TemplateNoAddressSafety() { return i; }
|
|
|
|
// CHECK-NOT: TemplateAddressSafetyOk{{.*}} address_safety
|
|
// ASAN: TemplateAddressSafetyOk{{.*}} address_safety
|
|
template<int i>
|
|
int TemplateAddressSafetyOk() { return i; }
|
|
|
|
int force_instance = TemplateAddressSafetyOk<42>()
|
|
+ TemplateNoAddressSafety<42>();
|
|
|
|
// Check that __cxx_global_var_init* get the address_safety attribute.
|
|
int global1 = 0;
|
|
int global2 = *(int*)((char*)&global1+1);
|
|
// CHECK-NOT: @__cxx_global_var_init{{.*}}address_safety
|
|
// ASAN: @__cxx_global_var_init{{.*}}address_safety
|