[Bug plugins/45787] r164531 breaks plugin support on x86_64-apple-darwin10

[joseph at codesourcery dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45787

--- Comment #3 from joseph at codesourcery dot com <joseph at codesourcery dot 
com> 2010-09-25 17:28:29 UTC ---
Try adding an option entry

undefined
Driver Separate

to darwin.opt.