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Linux_Drivers/linux_5.10/tools/memory-model/litmus-tests/CoWW+poonceonce.litmus
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

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C CoWW+poonceonce
(*
* Result: Never
*
* Test of write-write coherence, that is, whether or not two successive
* writes to the same variable are ordered.
*)
{}
P0(int *x)
{
WRITE_ONCE(*x, 1);
WRITE_ONCE(*x, 2);
}
exists (x=1)