4.0.0->4.0.1 regression: Can't use 64-bit shared libs on powerpc-apple-darwin8.1.0

[Eric Christopher]

>
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22082
>
> Unfortunately, even with my Apple Developer account I can't seem to  
> figure out how to look up radar reports that I haven't submitted.

I took a look at the radar. Says, effectively, that the bug has been  
fixed in ld64 and will be in the next release.

-eric