gcc/testsuite/gcc.dg/sync-1.c

   1 /* Validate that the __sync builtins are overloaded properly.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-Werror" } */
   4
   5 #define TEST1(TYPE, BUILTIN)            \
   6 void t_##TYPE##BUILTIN(TYPE *p)         \
   7 {                                       \
   8   __typeof(BUILTIN(p, 1)) *pp;          \
   9   pp = p;                               \
  10 }
  11
  12 #define TEST2(BUILTIN)          \
  13   TEST1(int, BUILTIN)           \
  14   TEST1(long, BUILTIN)
  15
  16 TEST2(__sync_fetch_and_add)
  17 TEST2(__sync_fetch_and_sub)
  18 TEST2(__sync_fetch_and_or)
  19 TEST2(__sync_fetch_and_and)
  20 TEST2(__sync_fetch_and_xor)
  21 TEST2(__sync_fetch_and_nand)
  22
  23 TEST2(__sync_add_and_fetch)
  24 TEST2(__sync_sub_and_fetch)
  25 TEST2(__sync_or_and_fetch)
  26 TEST2(__sync_and_and_fetch)
  27 TEST2(__sync_xor_and_fetch)
  28 TEST2(__sync_nand_and_fetch)
  29
  30 TEST2(__sync_lock_test_and_set)
  31
  32 #define TEST3(TYPE)                                     \
  33 void t_##TYPE##__sync_val_compare_and_swap(TYPE *p)     \
  34 {                                                       \
  35   __typeof(__sync_val_compare_and_swap(p, 1, 2)) *pp;   \
  36   pp = p;                                               \
  37 }
  38
  39 TEST3(int)
  40 TEST3(long)