HEAD build fails on OS X

[Tuncer Ayaz]

On Tue, Apr 9, 2013 at 12:15 AM, Kazu Yamamoto <kazu at iij.ad.jp> wrote:
>> Same error for me on Linux:
>> http://www.haskell.org/pipermail/ghc-devs/2013-March/000835.html
>> http://www.haskell.org/pipermail/ghc-devs/2013-April/000985.html
>
> Just FYI. I don't see any errors on Linux today.

This was on i386, but for good measure I will retry with
current HEAD at 9e46066.