1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 //
10 // UNSUPPORTED: libcpp-has-no-threads
11 
12 // <atomic>
13 
14 // #define ATOMIC_BOOL_LOCK_FREE unspecified
15 // #define ATOMIC_CHAR_LOCK_FREE unspecified
16 // #define ATOMIC_CHAR16_T_LOCK_FREE unspecified
17 // #define ATOMIC_CHAR32_T_LOCK_FREE unspecified
18 // #define ATOMIC_WCHAR_T_LOCK_FREE unspecified
19 // #define ATOMIC_SHORT_LOCK_FREE unspecified
20 // #define ATOMIC_INT_LOCK_FREE unspecified
21 // #define ATOMIC_LONG_LOCK_FREE unspecified
22 // #define ATOMIC_LLONG_LOCK_FREE unspecified
23 // #define ATOMIC_POINTER_LOCK_FREE unspecified
24 
25 #include <atomic>
26 #include <cassert>
27 
main()28 int main()
29 {
30     assert(ATOMIC_BOOL_LOCK_FREE == 0 ||
31            ATOMIC_BOOL_LOCK_FREE == 1 ||
32            ATOMIC_BOOL_LOCK_FREE == 2);
33     assert(ATOMIC_CHAR_LOCK_FREE == 0 ||
34            ATOMIC_CHAR_LOCK_FREE == 1 ||
35            ATOMIC_CHAR_LOCK_FREE == 2);
36     assert(ATOMIC_CHAR16_T_LOCK_FREE == 0 ||
37            ATOMIC_CHAR16_T_LOCK_FREE == 1 ||
38            ATOMIC_CHAR16_T_LOCK_FREE == 2);
39     assert(ATOMIC_CHAR32_T_LOCK_FREE == 0 ||
40            ATOMIC_CHAR32_T_LOCK_FREE == 1 ||
41            ATOMIC_CHAR32_T_LOCK_FREE == 2);
42     assert(ATOMIC_WCHAR_T_LOCK_FREE == 0 ||
43            ATOMIC_WCHAR_T_LOCK_FREE == 1 ||
44            ATOMIC_WCHAR_T_LOCK_FREE == 2);
45     assert(ATOMIC_SHORT_LOCK_FREE == 0 ||
46            ATOMIC_SHORT_LOCK_FREE == 1 ||
47            ATOMIC_SHORT_LOCK_FREE == 2);
48     assert(ATOMIC_INT_LOCK_FREE == 0 ||
49            ATOMIC_INT_LOCK_FREE == 1 ||
50            ATOMIC_INT_LOCK_FREE == 2);
51     assert(ATOMIC_LONG_LOCK_FREE == 0 ||
52            ATOMIC_LONG_LOCK_FREE == 1 ||
53            ATOMIC_LONG_LOCK_FREE == 2);
54     assert(ATOMIC_LLONG_LOCK_FREE == 0 ||
55            ATOMIC_LLONG_LOCK_FREE == 1 ||
56            ATOMIC_LLONG_LOCK_FREE == 2);
57     assert(ATOMIC_POINTER_LOCK_FREE == 0 ||
58            ATOMIC_POINTER_LOCK_FREE == 1 ||
59            ATOMIC_POINTER_LOCK_FREE == 2);
60 }
61