Volatile is Necessary

[Jim Shankland]

In article <7569 at brl-smoke.ARPA> gwyn at brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>) writes:
> [About "volatile" being necessary for concurrent processes using
> shared memory:]
>You need a hell of a lot more than "volatile" to properly
>synchronize concurrent processes.

True enough, but not relevant.  Assuming you *have* the "hell of a lot
more" -- System V semaphores, for example -- you still need "volatilie."
Therefore, "volatile" is hardly an esoteric frill.
Jim Shankland
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