On Thu, Dec 04, 2014 at 12:00:52PM -0800, Paul E. McKenney wrote:

[ . . . ]

> So any compiler that clobbers some adjacent non-bitfield variable or
> field that is accessible by other threads is not just despicable, it
> fails to conform to the standard.
> 
> Whew!  ;-)

And part of the reason for my confusion is that I am using an old version
of gcc, 4.6.3.  Apparently this aspect of gcc wasn't fixed until 4.7
or thereabouts.

                                                        Thanx, Paul

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