blob: da68b1d703fae08032b04e27d8a401079373d78c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
|
// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -emit-llvm -o - %s -faddress-sanitizer | 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
|
