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      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_CHAR_LOCK_FREE unspecified
     15 // #define ATOMIC_CHAR16_T_LOCK_FREE unspecified
     16 // #define ATOMIC_CHAR32_T_LOCK_FREE unspecified
     17 // #define ATOMIC_WCHAR_T_LOCK_FREE unspecified
     18 // #define ATOMIC_SHORT_LOCK_FREE unspecified
     19 // #define ATOMIC_INT_LOCK_FREE unspecified
     20 // #define ATOMIC_LONG_LOCK_FREE unspecified
     21 // #define ATOMIC_LLONG_LOCK_FREE unspecified
     22 
     23 #include <atomic>
     24 #include <cassert>
     25 
     26 int main()
     27 {
     28     assert(ATOMIC_CHAR_LOCK_FREE == 0 ||
     29            ATOMIC_CHAR_LOCK_FREE == 1 ||
     30            ATOMIC_CHAR_LOCK_FREE == 2);
     31     assert(ATOMIC_CHAR16_T_LOCK_FREE == 0 ||
     32            ATOMIC_CHAR16_T_LOCK_FREE == 1 ||
     33            ATOMIC_CHAR16_T_LOCK_FREE == 2);
     34     assert(ATOMIC_CHAR32_T_LOCK_FREE == 0 ||
     35            ATOMIC_CHAR32_T_LOCK_FREE == 1 ||
     36            ATOMIC_CHAR32_T_LOCK_FREE == 2);
     37     assert(ATOMIC_WCHAR_T_LOCK_FREE == 0 ||
     38            ATOMIC_WCHAR_T_LOCK_FREE == 1 ||
     39            ATOMIC_WCHAR_T_LOCK_FREE == 2);
     40     assert(ATOMIC_SHORT_LOCK_FREE == 0 ||
     41            ATOMIC_SHORT_LOCK_FREE == 1 ||
     42            ATOMIC_SHORT_LOCK_FREE == 2);
     43     assert(ATOMIC_INT_LOCK_FREE == 0 ||
     44            ATOMIC_INT_LOCK_FREE == 1 ||
     45            ATOMIC_INT_LOCK_FREE == 2);
     46     assert(ATOMIC_LONG_LOCK_FREE == 0 ||
     47            ATOMIC_LONG_LOCK_FREE == 1 ||
     48            ATOMIC_LONG_LOCK_FREE == 2);
     49     assert(ATOMIC_LLONG_LOCK_FREE == 0 ||
     50            ATOMIC_LLONG_LOCK_FREE == 1 ||
     51            ATOMIC_LLONG_LOCK_FREE == 2);
     52 }
     53