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lastdragon
2026-09-06 12:53:21 -06:00
parent 662efe3c2a
commit ad2088d178
94853 changed files with 43200404 additions and 0 deletions
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linux-7.2.3/tools/memory-model/litmus-tests/WRC+poonceonces+Once.litmus
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C WRC+poonceonces+Once
(*
* Result: Sometimes
*
* This litmus test is an extension of the message-passing pattern,
* where the first write is moved to a separate process. Note that this
* test has no ordering at all.
*)
{}
P0(int *x)
{
WRITE_ONCE(*x, 1);
}
P1(int *x, int *y)
{
int r0;
r0 = READ_ONCE(*x);
WRITE_ONCE(*y, 1);
}
P2(int *x, int *y)
{
int r0;
int r1;
r0 = READ_ONCE(*y);
r1 = READ_ONCE(*x);
}
exists (1:r0=1 /\ 2:r0=1 /\ 2:r1=0)