On Wed, Mar 23, 2016 at 04:22:21PM -0700, Eliot Miranda wrote:
>
> Turns out this isn't needed for Cog. I have ioLocalSecondsOffset which
> answers a value determined at start-up and only changed
> via ioUpdateVMTimezone, which itself is controlled by
> primitiveUpdateTimezone, #243. So ioUTCMicroseconds is all that's needed
> to get at the clock and timezone atomically.
If it is updated at start-up, then it's wrong. Think of daylight savings
time transitions.