1// RUN: %clang_cc1 -fsyntax-only -verify %s
2
3int &foo(int); // expected-note {{candidate}}
4double &foo(double); // expected-note {{candidate}}
5void foo(...) __attribute__((__unavailable__)); // expected-note {{candidate function}} \
6// expected-note{{'foo' has been explicitly marked unavailable here}}
7
8void bar(...) __attribute__((__unavailable__)); // expected-note 2{{explicitly marked unavailable}}
9
10void test_foo(short* sp) {
11  int &ir = foo(1);
12  double &dr = foo(1.0);
13  foo(sp); // expected-error{{call to unavailable function 'foo'}}
14
15  void (*fp)(...) = &bar; // expected-error{{'bar' is unavailable}}
16  void (*fp2)(...) = bar; // expected-error{{'bar' is unavailable}}
17
18  int &(*fp3)(int) = foo;
19  void (*fp4)(...) = foo; // expected-error{{'foo' is unavailable}}
20}
21
22namespace radar9046492 {
23// rdar://9046492
24#define FOO __attribute__((unavailable("not available - replaced")))
25
26void foo() FOO; // expected-note {{candidate function has been explicitly made unavailable}}
27void bar() {
28  foo(); // expected-error {{call to unavailable function 'foo': not available - replaced}}
29}
30}
31
32void unavail(short* sp)  __attribute__((__unavailable__));
33void unavail(short* sp) {
34  // No complains inside an unavailable function.
35  int &ir = foo(1);
36  double &dr = foo(1.0);
37  foo(sp);
38  foo();
39}
40
41// Show that delayed processing of 'unavailable' is the same
42// delayed process for 'deprecated'.
43// <rdar://problem/12241361> and <rdar://problem/15584219>
44enum DeprecatedEnum { DE_A, DE_B } __attribute__((deprecated)); // expected-note {{'DeprecatedEnum' has been explicitly marked deprecated here}}
45__attribute__((deprecated)) typedef enum DeprecatedEnum DeprecatedEnum;
46typedef enum DeprecatedEnum AnotherDeprecatedEnum; // expected-warning {{'DeprecatedEnum' is deprecated}}
47
48__attribute__((deprecated))
49DeprecatedEnum testDeprecated(DeprecatedEnum X) { return X; }
50
51
52enum UnavailableEnum { UE_A, UE_B } __attribute__((unavailable)); // expected-note {{'UnavailableEnum' has been explicitly marked unavailable here}}
53__attribute__((unavailable)) typedef enum UnavailableEnum UnavailableEnum;
54typedef enum UnavailableEnum AnotherUnavailableEnum; // expected-error {{'UnavailableEnum' is unavailable}}
55
56
57__attribute__((unavailable))
58UnavailableEnum testUnavailable(UnavailableEnum X) { return X; }
59