1 static void fn(void) 2 { 3 static int i, *ptr = (void *)0; 4 5 i = __sync_fetch_and_add(ptr, 0); 6 i = __sync_fetch_and_sub(ptr, 0); 7 i = __sync_fetch_and_or(ptr, 0); 8 i = __sync_fetch_and_and(ptr, 0); 9 i = __sync_fetch_and_xor(ptr, 0); 10 i = __sync_fetch_and_nand(ptr, 0); 11 i = __sync_add_and_fetch(ptr, 0); 12 i = __sync_sub_and_fetch(ptr, 0); 13 i = __sync_or_and_fetch(ptr, 0); 14 i = __sync_and_and_fetch(ptr, 0); 15 i = __sync_xor_and_fetch(ptr, 0); 16 i = __sync_nand_and_fetch(ptr, 0); 17 i = __sync_bool_compare_and_swap(ptr, 0, 1); 18 i = __sync_val_compare_and_swap(ptr, 0, 1); 19 __sync_synchronize(); 20 i = __sync_lock_test_and_set(ptr, 0); 21 __sync_lock_release(ptr); 22 } 23 24 /* 25 * check-name: __builtin_atomic 26 * check-error-start 27 * check-error-end 28 */ 29