1 // RUN: %clang_cc1 -fsyntax-only -verify %s
2 // rdar: //6734520
3 
4 int foo(int)  __attribute__((__unavailable__("USE IFOO INSTEAD"))); // expected-note {{function has been explicitly marked unavailable here}}
5 double dfoo(double)  __attribute__((__unavailable__("NO LONGER"))); // expected-note 2 {{function has been explicitly marked unavailable here}}
6 
7 void bar() __attribute__((__unavailable__)); // expected-note {{explicitly marked unavailable}}
8 
9 int quux(void) __attribute__((__unavailable__(12))); // expected-error {{'__unavailable__' attribute requires a string}}
10 
11 #define ACCEPTABLE	"Use something else"
12 int quux2(void) __attribute__((__unavailable__(ACCEPTABLE)));
13 
14 void test_foo() {
15   int ir = foo(1); // expected-error {{'foo' is unavailable: USE IFOO INSTEAD}}
16   double dr = dfoo(1.0); // expected-error {{'dfoo' is unavailable: NO LONGER}}
17 
18   void (*fp)() = &bar; // expected-error {{'bar' is unavailable}}
19 
20   double (*fp4)(double) = dfoo;  // expected-error {{'dfoo' is unavailable: NO LONGER}}
21 }
22 
23 char test2[__has_feature(attribute_unavailable_with_message) ? 1 : -1];
24 
25 // rdar://9623855
26 void unavail(void)  __attribute__((__unavailable__));
27 void unavail(void) {
28   // No complains inside an unavailable function.
29   int ir = foo(1);
30   double dr = dfoo(1.0);
31   void (*fp)() = &bar;
32   double (*fp4)(double) = dfoo;
33 }
34 
35 // rdar://10201690
36 enum foo {
37     a = 1, // expected-note {{declared here}}
38     b __attribute__((deprecated())) = 2, // expected-note {{declared here}}
39     c = 3
40 }__attribute__((deprecated()));
41 
42 enum fee { // expected-note {{declaration has been explicitly marked unavailable here}}
43     r = 1, // expected-note {{declaration has been explicitly marked unavailable here}}
44     s = 2,
45     t = 3
46 }__attribute__((unavailable()));
47 
48 enum fee f() { // expected-error {{'fee' is unavailable}}
49     int i = a; // expected-warning {{'a' is deprecated}}
50 
51     i = b; // expected-warning {{'b' is deprecated}}
52 
53     return r; // expected-error {{'r' is unavailable}}
54 }
55