attr-unavailable-message.c revision 39b4fc888d2b9b8fe1a9c982964b5054ba1c3c73 
1// RUN: %clang_cc1 -fsyntax-only -verify %s
2// rdar: //6734520
3
4int foo(int)  __attribute__((__unavailable__("USE IFOO INSTEAD"))); // expected-note {{function has been explicitly marked unavailable here}}
5double dfoo(double)  __attribute__((__unavailable__("NO LONGER"))); // expected-note 2 {{function has been explicitly marked unavailable here}}
6
7void bar() __attribute__((__unavailable__)); // expected-note {{explicitly marked unavailable}}
8
9void test_foo() {
10  int ir = foo(1); // expected-error {{'foo' is unavailable: USE IFOO INSTEAD}}
11  double dr = dfoo(1.0); // expected-error {{'dfoo' is unavailable: NO LONGER}}
12
13  void (*fp)() = &bar; // expected-error {{'bar' is unavailable}}
14
15  double (*fp4)(double) = dfoo;  // expected-error {{'dfoo' is unavailable: NO LONGER}}
16}
17
18char test2[__has_feature(attribute_unavailable_with_message) ? 1 : -1];
19
20// rdar://9623855
21void unavail(void)  __attribute__((__unavailable__));
22void unavail(void) {
23  // No complains inside an unavailable function.
24  int ir = foo(1);
25  double dr = dfoo(1.0);
26  void (*fp)() = &bar;
27  double (*fp4)(double) = dfoo;
28}
29
30// rdar://10201690
31enum foo {
32    a = 1,
33    b __attribute__((deprecated())) = 2,
34    c = 3
35}__attribute__((deprecated()));
36
37enum fee { // expected-note {{declaration has been explicitly marked unavailable here}}
38    r = 1, // expected-note {{declaration has been explicitly marked unavailable here}}
39    s = 2,
40    t = 3
41}__attribute__((unavailable()));
42
43enum fee f() { // expected-error {{error: 'fee' is unavailable}}
44    int i = a; // expected-warning {{'a' is deprecated }}
45
46    i = b; // expected-warning {{'b' is deprecated}}
47
48    return r; // expected-error {{'r' is unavailable}}
49}
50