On 3 May 2012, Timothy Pearson told this:
>                                         As ugly as it may be, we may need
> to entertain the notion that gcc 4.7 is actually generating buggy code (it
> would not be the first time,

Well, yeah. GCC 4.7 is still quite new. There is a reason the GCC
bugzilla has a class of bugs named 'wrong-code'...

If only I'd not fat-fingered and blown away my git repos I could help
looking into that backtrace, but I did and I haven't restored from
backup yet.

-- 
NULL && (void)