1// RUN: %clang_cc1 %s -verify -fsyntax-only
2
3int f() __attribute__((deprecated)); // expected-note 2 {{'f' has been explicitly marked deprecated here}}
4void g() __attribute__((deprecated));
5void g(); // expected-note {{'g' has been explicitly marked deprecated here}}
6
7extern int var __attribute__((deprecated)); // expected-note {{'var' has been explicitly marked deprecated here}}
8
9int a() {
10  int (*ptr)() = f; // expected-warning {{'f' is deprecated}}
11  f(); // expected-warning {{'f' is deprecated}}
12
13  // test if attributes propagate to functions
14  g(); // expected-warning {{'g' is deprecated}}
15
16  return var; // expected-warning {{'var' is deprecated}}
17}
18
19// test if attributes propagate to variables
20extern int var; // expected-note {{'var' has been explicitly marked deprecated here}}
21int w() {
22  return var; // expected-warning {{'var' is deprecated}}
23}
24
25int old_fn() __attribute__ ((deprecated));
26int old_fn(); // expected-note {{'old_fn' has been explicitly marked deprecated here}}
27int (*fn_ptr)() = old_fn; // expected-warning {{'old_fn' is deprecated}}
28
29int old_fn() {
30  return old_fn()+1;  // no warning, deprecated functions can use deprecated symbols.
31}
32
33
34struct foo {
35  int x __attribute__((deprecated)); // expected-note 3 {{'x' has been explicitly marked deprecated here}}
36};
37
38void test1(struct foo *F) {
39  ++F->x;  // expected-warning {{'x' is deprecated}}
40  struct foo f1 = { .x = 17 }; // expected-warning {{'x' is deprecated}}
41  struct foo f2 = { 17 }; // expected-warning {{'x' is deprecated}}
42}
43
44typedef struct foo foo_dep __attribute__((deprecated)); // expected-note 12 {{'foo_dep' has been explicitly marked deprecated here}}
45foo_dep *test2;    // expected-warning {{'foo_dep' is deprecated}}
46
47struct __attribute__((deprecated,
48                      invalid_attribute)) bar_dep ;  // expected-warning {{unknown attribute 'invalid_attribute' ignored}} expected-note 2 {{'bar_dep' has been explicitly marked deprecated here}}
49
50struct bar_dep *test3;   // expected-warning {{'bar_dep' is deprecated}}
51
52
53// These should not warn because the actually declaration itself is deprecated.
54// rdar://6756623
55foo_dep *test4 __attribute__((deprecated));
56struct bar_dep *test5 __attribute__((deprecated));
57
58typedef foo_dep test6(struct bar_dep*); // expected-warning {{'foo_dep' is deprecated}} \
59                                        // expected-warning {{'bar_dep' is deprecated}}
60typedef foo_dep test7(struct bar_dep*) __attribute__((deprecated));
61
62int test8(char *p) {
63  p += sizeof(foo_dep); // expected-warning {{'foo_dep' is deprecated}}
64
65  foo_dep *ptr;         // expected-warning {{'foo_dep' is deprecated}}
66  ptr = (foo_dep*) p;   // expected-warning {{'foo_dep' is deprecated}}
67
68  int func(foo_dep *foo); // expected-warning {{'foo_dep' is deprecated}}
69  return func(ptr);
70}
71
72foo_dep *test9(void) __attribute__((deprecated));
73foo_dep *test9(void) {
74  void* myalloc(unsigned long);
75
76  foo_dep *ptr
77    = (foo_dep*)
78        myalloc(sizeof(foo_dep));
79  return ptr;
80}
81
82void test10(void) __attribute__((deprecated));
83void test10(void) {
84  if (sizeof(foo_dep) == sizeof(void*)) {
85  }
86  foo_dep *localfunc(void);
87  foo_dep localvar;
88}
89
90char test11[sizeof(foo_dep)] __attribute__((deprecated));
91char test12[sizeof(foo_dep)]; // expected-warning {{'foo_dep' is deprecated}}
92
93int test13(foo_dep *foo) __attribute__((deprecated));
94int test14(foo_dep *foo); // expected-warning {{'foo_dep' is deprecated}}
95
96unsigned long test15 = sizeof(foo_dep); // expected-warning {{'foo_dep' is deprecated}}
97unsigned long test16 __attribute__((deprecated))
98  = sizeof(foo_dep);
99
100foo_dep test17, // expected-warning {{'foo_dep' is deprecated}}
101        test18 __attribute__((deprecated)),
102        test19;
103
104// rdar://problem/8518751
105enum __attribute__((deprecated)) Test20 { // expected-note {{'Test20' has been explicitly marked deprecated here}}
106  test20_a __attribute__((deprecated)), // expected-note {{'test20_a' has been explicitly marked deprecated here}}
107  test20_b // expected-note {{'test20_b' has been explicitly marked deprecated here}}
108};
109void test20() {
110  enum Test20 f; // expected-warning {{'Test20' is deprecated}}
111  f = test20_a; // expected-warning {{'test20_a' is deprecated}}
112  f = test20_b; // expected-warning {{'test20_b' is deprecated}}
113}
114
115char test21[__has_feature(attribute_deprecated_with_message) ? 1 : -1];
116
117struct test22 {
118  foo_dep a __attribute((deprecated));
119  foo_dep b; // expected-warning {{'foo_dep' is deprecated}}
120  foo_dep c, d __attribute((deprecated)); // expected-warning {{'foo_dep' is deprecated}}
121  __attribute((deprecated)) foo_dep e, f;
122};
123
124typedef int test23_ty __attribute((deprecated)); // expected-note {{previous definition is here}}
125typedef int test23_ty; // expected-note {{'test23_ty' has been explicitly marked deprecated here}} expected-warning {{redefinition of typedef 'test23_ty' is a C11 feature}}
126test23_ty test23_v; // expected-warning {{'test23_ty' is deprecated}}
127