http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50678
--- Comment #32 from Iain Sandoe <iains at gcc dot gnu.org> 2011-10-15 22:37:41 UTC --- thanks Eric, you're going much quicker then me ;) ... had some other things to do. I think libUnwind is released as OS these days, so it should be possible to look ... will try to find it tomorrow.