> Are you sure gcc doesn't? Or is it just "C"?

gcc doesn't

quoted text
> Linux wouldn't work today if gcc did something non-atomic there
> (presuming you're talking about naturally aligned pointers/ints).
> It is widely used and accepted.

Yes and we've had tty layer traces in the past clearly showing it isn't
always safe, especially if any math is involved anywhere near the
assignment. That may be why pointer flipping happens to work.

Alan
--
unsubscribe notice
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/