http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48974
--- Comment #1 from Hans-Peter Nilsson <hp at gcc dot gnu.org> 2011-09-22 01:25:13 UTC --- For an example of working around (2), see <http://git.savannah.gnu.org/cgit/rapp.git/tree/compute/backend/rc_vec_vis.h>.
