I'm not anyone reads this list but just in case; The debian-ports SH4 port is currently pretty broken. It seems that gcc-4.8 not being present stopped things from building and since those things stopped building it is also now not possible to build gcc-4.8. There is an official port that is apparently working: http://www.si-linux.co.jp/pub/debian-sh/jessie-sh4 jessie main