eliminate gcc-4.6.3 warnings for r.c (except strict-aliasing)
eliminate gcc-4.6.3 warnings for r.c (except strict-aliasing)

kaostao/kona,0branch/kona,pahihu/kona,joebo/kona,igaray/kona,moussazeghida/kona,kevinlawler/kona,singaraiona/kona,joebo/kona,kirbyfan64/kona,0branch/kona,kirbyfan64/kona,joebo/kona,0branch/kona,moussazeghida/kona,igaray/kona,kirbyfan64/kona,pahihu/kona,pahihu/kona,moussazeghida/kona,kaostao/kona,singaraiona/kona,kaostao/kona,kevinlawler/kona,igaray/kona