forked from boostorg/fusion
see http://thread.gmane.org/gmane.comp.lib.boost.devel/255086 Signed-off-by: Kohei Takahashi <flast@flast.jp>
see http://thread.gmane.org/gmane.comp.lib.boost.devel/255086 Signed-off-by: Kohei Takahashi <flast@flast.jp>