From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- .../litmus-tests/CoRR+poonceonce+Once.litmus | 26 ++++++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 tools/memory-model/litmus-tests/CoRR+poonceonce+Once.litmus (limited to 'tools/memory-model/litmus-tests/CoRR+poonceonce+Once.litmus') diff --git a/tools/memory-model/litmus-tests/CoRR+poonceonce+Once.litmus b/tools/memory-model/litmus-tests/CoRR+poonceonce+Once.litmus new file mode 100644 index 000000000..967f9f2a6 --- /dev/null +++ b/tools/memory-model/litmus-tests/CoRR+poonceonce+Once.litmus @@ -0,0 +1,26 @@ +C CoRR+poonceonce+Once + +(* + * Result: Never + * + * Test of read-read coherence, that is, whether or not two successive + * reads from the same variable are ordered. + *) + +{} + +P0(int *x) +{ + WRITE_ONCE(*x, 1); +} + +P1(int *x) +{ + int r0; + int r1; + + r0 = READ_ONCE(*x); + r1 = READ_ONCE(*x); +} + +exists (1:r0=1 /\ 1:r1=0) -- cgit v1.2.3