|
150
|
1 // RUN: %clang_cc1 -x c -triple bpf-pc-linux-gnu -dwarf-version=4 -fsyntax-only -verify %s
|
|
|
2
|
|
207
|
3 struct s {
|
|
|
4 int a;
|
|
|
5 int b[4];
|
|
|
6 int c:1;
|
|
|
7 };
|
|
|
8 union u {
|
|
|
9 int a;
|
|
|
10 int b[4];
|
|
|
11 int c:1;
|
|
|
12 };
|
|
|
13 typedef struct {
|
|
|
14 int a;
|
|
|
15 int b;
|
|
|
16 } __t;
|
|
|
17 typedef int (*__f)(void);
|
|
|
18 enum AA {
|
|
|
19 VAL1 = 10,
|
|
|
20 VAL2 = 0xffffffff80000000UL,
|
|
|
21 };
|
|
|
22 typedef enum {
|
|
|
23 VAL10 = 10,
|
|
|
24 VAL11 = 11,
|
|
|
25 } __BB;
|
|
150
|
26
|
|
|
27 unsigned invalid1(const int *arg) {
|
|
|
28 return __builtin_preserve_field_info(arg, 1); // expected-error {{__builtin_preserve_field_info argument 1 not a field access}}
|
|
|
29 }
|
|
|
30
|
|
|
31 unsigned invalid2(const int *arg) {
|
|
|
32 return __builtin_preserve_field_info(*arg, 1); // expected-error {{__builtin_preserve_field_info argument 1 not a field access}}
|
|
|
33 }
|
|
|
34
|
|
|
35 void *invalid3(struct s *arg) {
|
|
|
36 return __builtin_preserve_field_info(arg->a, 1); // expected-warning {{incompatible integer to pointer conversion returning 'unsigned int' from a function with result type 'void *'}}
|
|
|
37 }
|
|
|
38
|
|
|
39 unsigned valid4(struct s *arg) {
|
|
|
40 return __builtin_preserve_field_info(arg->b[1], 1);
|
|
|
41 }
|
|
|
42
|
|
|
43 unsigned valid5(union u *arg) {
|
|
|
44 return __builtin_preserve_field_info(arg->b[2], 1);
|
|
|
45 }
|
|
|
46
|
|
|
47 unsigned valid6(struct s *arg) {
|
|
|
48 return __builtin_preserve_field_info(arg->a, 1);
|
|
|
49 }
|
|
|
50
|
|
|
51 unsigned valid7(struct s *arg) {
|
|
|
52 return __builtin_preserve_field_info(arg->c, 1ULL);
|
|
|
53 }
|
|
|
54
|
|
|
55 unsigned valid8(union u *arg) {
|
|
|
56 return __builtin_preserve_field_info(arg->a, 1);
|
|
|
57 }
|
|
|
58
|
|
|
59 unsigned valid9(union u *arg) {
|
|
|
60 return __builtin_preserve_field_info(arg->c, 'a');
|
|
|
61 }
|
|
|
62
|
|
|
63 unsigned invalid10(struct s *arg) {
|
|
|
64 return __builtin_preserve_field_info(arg->a, arg); // expected-error {{__builtin_preserve_field_info argument 2 not a constant}}
|
|
|
65 }
|
|
|
66
|
|
|
67 unsigned invalid11(struct s *arg, int info_kind) {
|
|
|
68 return __builtin_preserve_field_info(arg->a, info_kind); // expected-error {{__builtin_preserve_field_info argument 2 not a constant}}
|
|
|
69 }
|
|
207
|
70
|
|
|
71 unsigned valid12() {
|
|
|
72 const struct s t;
|
|
|
73 return __builtin_preserve_type_info(t, 0) +
|
|
|
74 __builtin_preserve_type_info(*(struct s *)0, 1);
|
|
|
75 }
|
|
|
76
|
|
|
77 unsigned valid13() {
|
|
|
78 __t t;
|
|
|
79 return __builtin_preserve_type_info(t, 1) +
|
|
|
80 __builtin_preserve_type_info(*(__t *)0, 0);
|
|
|
81 }
|
|
|
82
|
|
|
83 unsigned valid14() {
|
|
|
84 enum AA t;
|
|
|
85 return __builtin_preserve_type_info(t, 0) +
|
|
|
86 __builtin_preserve_type_info(*(enum AA *)0, 1);
|
|
|
87 }
|
|
|
88
|
|
|
89 unsigned valid15() {
|
|
|
90 return __builtin_preserve_enum_value(*(enum AA *)VAL1, 1) +
|
|
|
91 __builtin_preserve_enum_value(*(enum AA *)VAL2, 1);
|
|
|
92 }
|
|
|
93
|
|
|
94 unsigned invalid16() {
|
|
|
95 return __builtin_preserve_enum_value(*(enum AA *)0, 1); // expected-error {{__builtin_preserve_enum_value argument 1 invalid}}
|
|
|
96 }
|
|
|
97
|
|
|
98 unsigned invalid17() {
|
|
|
99 return __builtin_preserve_enum_value(*(enum AA *)VAL10, 1); // expected-error {{__builtin_preserve_enum_value argument 1 invalid}}
|
|
|
100 }
|
|
|
101
|
|
|
102 unsigned invalid18(struct s *arg) {
|
|
|
103 return __builtin_preserve_type_info(arg->a + 2, 0); // expected-error {{__builtin_preserve_type_info argument 1 invalid}}
|
|
|
104 }
|
