1 /* Test atomic_store routines for existence and proper execution on
2    8-byte values with each valid memory model.  */
3 /* { dg-do run } */
4 /* { dg-options "-std=c11 -pedantic-errors" } */
5 
6 #include <stdatomic.h>
7 
8 extern void abort (void);
9 
10 _Atomic long long v;
11 long long count;
12 
13 int
main()14 main ()
15 {
16   v = 0;
17   count = 0;
18 
19   atomic_init (&v, count + 1);
20   if (v != ++count)
21     abort ();
22 
23   atomic_store_explicit (&v, count + 1, memory_order_relaxed);
24   if (v != ++count)
25     abort ();
26 
27   atomic_store_explicit (&v, count + 1, memory_order_release);
28   if (v != ++count)
29     abort ();
30 
31   atomic_store_explicit (&v, count + 1, memory_order_seq_cst);
32   if (v != ++count)
33     abort ();
34 
35   count++;
36 
37   atomic_store (&v, count);
38   if (v != count)
39     abort ();
40 
41   return 0;
42 }
43 
44