[Bug target/48108] lto should be containerized in a single mach-o section on darwin

[howarth at nitro dot med.uc.edu]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48108

--- Comment #20 from Jack Howarth <howarth at nitro dot med.uc.edu> 2011-09-26 
00:47:32 UTC ---
(In reply to comment #19)
> Created attachment 25359 [details]
> wip 3
> 

Regtest on darwin11 at
http://gcc.gnu.org/ml/gcc-testresults/2011-09/msg02611.html.