[Ur] Build failure with gcc 4.7

[Patrick Palka]

...And I just noticed there's a bug tracker. Oops!

On 5/13/2012 12:12 PM, Patrick Palka wrote:
> Hi,
>
> When compiling urweb-20120512 against gcc 4.7.0, I get a 
> strict-aliasing error, seen here: https://gist.github.com/2689092
>
> - Patrick