On Tue, Sep 14, 2010 at 02:03:43PM +0100, Simon Marlow wrote: > > Also, I think we plan to ship a 64-bit Mac version of 7.0.1, so that > would fix it too (though not for OS X 10.5 users). 10.5 users can use a 64-bit GHC; they just have a gcc that targets 32-bit by default. Thanks Ian