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

[dominiq at lps dot ens.fr]

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

--- Comment #7 from Dominique d'Humieres <dominiq at lps dot ens.fr> 2011-05-30 
12:19:45 UTC ---
This is pr49190. If you want to proceed, you need to revert revision 174286 (or
to wait for a fix).
BTW which version of Xcode are you using?