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C LB+poacquireonce+pooncerelease
(*
* Result: Never
*
* Does a release-acquire pair suffice for the load-buffering litmus
* test, where each process reads from one of two variables then writes
* to the other?
*)
{}
P0(int *x, int *y)
{
int r0;
r0 = READ_ONCE(*x);
smp_store_release(y, 1);
}
P1(int *x, int *y)
{
int r0;
r0 = smp_load_acquire(y);
WRITE_ONCE(*x, 1);
}
exists (0:r0=1 /\ 1:r0=1)
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