(root)/
gcc-13.2.0/
gcc/
testsuite/
gcc.dg/
c11-stdatomic-1.c
       1  /* Test stdatomic.h header contents.  */
       2  /* { dg-do compile } */
       3  /* { dg-options "-std=c11 -pedantic-errors" } */
       4  
       5  #include <stdatomic.h>
       6  
       7  #ifndef ATOMIC_BOOL_LOCK_FREE
       8  # error ATOMIC_BOOL_LOCK_FREE not defined
       9  #endif
      10  
      11  #ifndef ATOMIC_CHAR_LOCK_FREE
      12  # error ATOMIC_CHAR_LOCK_FREE not defined
      13  #endif
      14  
      15  #ifndef ATOMIC_CHAR16_T_LOCK_FREE
      16  # error ATOMIC_CHAR16_T_LOCK_FREE not defined
      17  #endif
      18  
      19  #ifndef ATOMIC_CHAR32_T_LOCK_FREE
      20  # error ATOMIC_CHAR32_T_LOCK_FREE not defined
      21  #endif
      22  
      23  #ifndef ATOMIC_WCHAR_T_LOCK_FREE
      24  # error ATOMIC_WCHAR_T_LOCK_FREE not defined
      25  #endif
      26  
      27  #ifndef ATOMIC_SHORT_LOCK_FREE
      28  # error ATOMIC_SHORT_LOCK_FREE not defined
      29  #endif
      30  
      31  #ifndef ATOMIC_INT_LOCK_FREE
      32  # error ATOMIC_INT_LOCK_FREE not defined
      33  #endif
      34  
      35  #ifndef ATOMIC_LONG_LOCK_FREE
      36  # error ATOMIC_LONG_LOCK_FREE not defined
      37  #endif
      38  
      39  #ifndef ATOMIC_LLONG_LOCK_FREE
      40  # error ATOMIC_LLONG_LOCK_FREE not defined
      41  #endif
      42  
      43  #ifndef ATOMIC_POINTER_LOCK_FREE
      44  # error ATOMIC_POINTER_LOCK_FREE not defined
      45  #endif
      46  
      47  memory_order m0 = memory_order_relaxed;
      48  memory_order m1 = memory_order_consume;
      49  memory_order m2 = memory_order_acquire;
      50  memory_order m3 = memory_order_release;
      51  memory_order m4 = memory_order_acq_rel;
      52  memory_order m5 = memory_order_seq_cst;
      53  
      54  atomic_flag af = ATOMIC_FLAG_INIT;
      55  
      56  struct s { int i[100]; } sv;
      57  void
      58  f (void)
      59  {
      60    _Atomic struct s sva = ATOMIC_VAR_INIT (sv);
      61  }
      62  
      63  #ifndef kill_dependency
      64  # error kill_dependency not defined
      65  #endif
      66  
      67  #define CHECK_ATOMIC_TYPEDEF(A, B)				\
      68    do								\
      69      {								\
      70        A v;							\
      71        char array1[sizeof (A) == sizeof (B) ? 1 : -1];		\
      72        char array2[_Alignof (A) == _Alignof (B) ? 1 : -1];	\
      73      }								\
      74    while (0)
      75  
      76  #include <stddef.h>
      77  #include <stdint.h>
      78  
      79  void
      80  check_typedefs (void)
      81  {
      82    CHECK_ATOMIC_TYPEDEF (atomic_bool, _Atomic _Bool);
      83    CHECK_ATOMIC_TYPEDEF (atomic_char, _Atomic char);
      84    CHECK_ATOMIC_TYPEDEF (atomic_schar, _Atomic signed char);
      85    CHECK_ATOMIC_TYPEDEF (atomic_uchar, _Atomic unsigned char);
      86    CHECK_ATOMIC_TYPEDEF (atomic_short, _Atomic short);
      87    CHECK_ATOMIC_TYPEDEF (atomic_ushort, _Atomic unsigned short);
      88    CHECK_ATOMIC_TYPEDEF (atomic_int, _Atomic int);
      89    CHECK_ATOMIC_TYPEDEF (atomic_uint, _Atomic unsigned int);
      90    CHECK_ATOMIC_TYPEDEF (atomic_long, _Atomic long);
      91    CHECK_ATOMIC_TYPEDEF (atomic_ulong, _Atomic unsigned long);
      92    CHECK_ATOMIC_TYPEDEF (atomic_llong, _Atomic long long);
      93    CHECK_ATOMIC_TYPEDEF (atomic_ullong, _Atomic unsigned long long);
      94    CHECK_ATOMIC_TYPEDEF (atomic_char16_t, _Atomic __CHAR16_TYPE__);
      95    CHECK_ATOMIC_TYPEDEF (atomic_char32_t, _Atomic __CHAR32_TYPE__);
      96    CHECK_ATOMIC_TYPEDEF (atomic_wchar_t, _Atomic wchar_t);
      97    CHECK_ATOMIC_TYPEDEF (atomic_int_least8_t, _Atomic int_least8_t);
      98    CHECK_ATOMIC_TYPEDEF (atomic_uint_least8_t, _Atomic uint_least8_t);
      99    CHECK_ATOMIC_TYPEDEF (atomic_int_least16_t, _Atomic int_least16_t);
     100    CHECK_ATOMIC_TYPEDEF (atomic_uint_least16_t, _Atomic uint_least16_t);
     101    CHECK_ATOMIC_TYPEDEF (atomic_int_least32_t, _Atomic int_least32_t);
     102    CHECK_ATOMIC_TYPEDEF (atomic_uint_least32_t, _Atomic uint_least32_t);
     103    CHECK_ATOMIC_TYPEDEF (atomic_int_least64_t, _Atomic int_least64_t);
     104    CHECK_ATOMIC_TYPEDEF (atomic_uint_least64_t, _Atomic uint_least64_t);
     105    CHECK_ATOMIC_TYPEDEF (atomic_int_fast8_t, _Atomic int_fast8_t);
     106    CHECK_ATOMIC_TYPEDEF (atomic_uint_fast8_t, _Atomic uint_fast8_t);
     107    CHECK_ATOMIC_TYPEDEF (atomic_int_fast16_t, _Atomic int_fast16_t);
     108    CHECK_ATOMIC_TYPEDEF (atomic_uint_fast16_t, _Atomic uint_fast16_t);
     109    CHECK_ATOMIC_TYPEDEF (atomic_int_fast32_t, _Atomic int_fast32_t);
     110    CHECK_ATOMIC_TYPEDEF (atomic_uint_fast32_t, _Atomic uint_fast32_t);
     111    CHECK_ATOMIC_TYPEDEF (atomic_int_fast64_t, _Atomic int_fast64_t);
     112    CHECK_ATOMIC_TYPEDEF (atomic_uint_fast64_t, _Atomic uint_fast64_t);
     113    CHECK_ATOMIC_TYPEDEF (atomic_intptr_t, _Atomic intptr_t);
     114    CHECK_ATOMIC_TYPEDEF (atomic_uintptr_t, _Atomic uintptr_t);
     115    CHECK_ATOMIC_TYPEDEF (atomic_size_t, _Atomic size_t);
     116    CHECK_ATOMIC_TYPEDEF (atomic_ptrdiff_t, _Atomic ptrdiff_t);
     117    CHECK_ATOMIC_TYPEDEF (atomic_intmax_t, _Atomic intmax_t);
     118    CHECK_ATOMIC_TYPEDEF (atomic_uintmax_t, _Atomic uintmax_t);
     119  }