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 }