1C LB+poacquireonce+pooncerelease
2
3(*
4 * Result: Never
5 *
6 * Does a release-acquire pair suffice for the load-buffering litmus
7 * test, where each process reads from one of two variables then writes
8 * to the other?
9 *)
10
11{
12	int x;
13	int y;
14}
15
16P0(int *x, int *y)
17{
18	int r0;
19
20	r0 = READ_ONCE(*x);
21	smp_store_release(y, 1);
22}
23
24P1(int *x, int *y)
25{
26	int r0;
27
28	r0 = smp_load_acquire(y);
29	WRITE_ONCE(*x, 1);
30}
31
32exists (0:r0=1 /\ 1:r0=1)
33