Re: [R] Does R work in 64 bit on apple G5?

From: Thomas Lumley <tlumley_at_u.washington.edu>
Date: Thu 24 Mar 2005 - 04:44:43 EST

On Wed, 23 Mar 2005, David Ruau wrote:

> Hi,
>

> I am working with R on 2xG5 1.8Ghz from Apple under 10.3.8
> The G5 chip is 64 bits but does R run in 64 bit or 32 under OS X?
> How can know?
> I think it run in 32 bits... but not sure...

Under the current OS X it runs 32bit. You can tell by looking at

      .Machine$sizeof.pointer
which is 4.

The next version of OS X is advertised as having full 64bit support so this limitation will go away then.

         -thomas



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