http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47390
--- Comment #3 from Ryan Hill <dirtyepic at gentoo dot org> 2011-02-08 01:23:27 UTC --- looks like some packages also use --export-dynamic, which just flat out fails now. x86_64-unknown-linux-gnu-gcc: error: unrecognized option '--export-dynamic'
