Здравствуйте, ononim, Вы писали:

o> apt-get install gcc-arm-linux-gnueabi
o> Поясню для несведующих. Тут я пытаюсь установить в систему тулчейн gcc для компиляции под арм.

Ты все еще про Debian 8 говоришь или про Ubuntu (и какую тогда?). Ну в общем:

$ LC_ALL=C sudo apt-get install gcc-5-arm-linux-gnueabi g++-5-multilib gcc-5-multilib
Reading package lists... Done
Building dependency tree       
Reading state information... Done
The following additional packages will be installed:
  binutils binutils-arm-linux-gnueabi cpp-5 cpp-5-arm-linux-gnueabi g++-5 gcc-5 gcc-5-arm-linux-gnueabi-base gcc-5-base
  gcc-5-cross-base lib32asan2 lib32atomic1 lib32cilkrts5 lib32gcc-5-dev lib32gcc1 lib32gomp1 lib32itm1 lib32mpx0
  lib32quadmath0 lib32stdc++-5-dev lib32stdc++6 lib32ubsan0 libasan2 libasan2-armel-cross libatomic1 libatomic1-armel-cross
  libc6-armel-cross libc6-dev-armel-cross libc6-dev-i386 libc6-dev-x32 libc6-i386 libc6-x32 libcc1-0 libcilkrts5
  libgcc-5-dev libgcc-5-dev-armel-cross libgcc1-armel-cross libgomp1 libgomp1-armel-cross libitm1 liblsan0 libmpx0
  libquadmath0 libstdc++-5-dev libstdc++6 libstdc++6-armel-cross libtsan0 libubsan0 libubsan0-armel-cross libx32asan2
  libx32atomic1 libx32cilkrts5 libx32gcc-5-dev libx32gcc1 libx32gomp1 libx32itm1 libx32quadmath0 libx32stdc++-5-dev
  libx32stdc++6 libx32ubsan0 linux-libc-dev-armel-cross
Suggested packages:
  binutils-doc gcc-5-locales gcc-5-doc libstdc++6-5-dbg lib32stdc++6-5-dbg libx32stdc++6-5-dbg libgcc1-dbg libgomp1-dbg
  libitm1-dbg libatomic1-dbg libasan2-dbg liblsan0-dbg libtsan0-dbg libubsan0-dbg libcilkrts5-dbg libmpx0-dbg
  libquadmath0-dbg gcc-5-multilib-arm-linux-gnueabi libgcc1-dbg-armel-cross libgomp1-dbg-armel-cross libitm1-dbg-armel-cross
  libatomic1-dbg-armel-cross libasan2-dbg-armel-cross liblsan0-dbg-armel-cross libtsan0-dbg-armel-cross
  libubsan0-dbg-armel-cross libcilkrts5-dbg-armel-cross libmpx0-dbg-armel-cross libquadmath0-dbg-armel-cross libstdc++-5-doc
Recommended packages:
  gcc-multilib
The following NEW packages will be installed:
  binutils-arm-linux-gnueabi cpp-5-arm-linux-gnueabi g++-5-multilib gcc-5-arm-linux-gnueabi gcc-5-arm-linux-gnueabi-base
  gcc-5-cross-base gcc-5-multilib lib32asan2 lib32atomic1 lib32cilkrts5 lib32gcc-5-dev lib32gcc1 lib32gomp1 lib32itm1
  lib32mpx0 lib32quadmath0 lib32stdc++-5-dev lib32stdc++6 lib32ubsan0 libasan2-armel-cross libatomic1-armel-cross
  libc6-armel-cross libc6-dev-armel-cross libc6-dev-i386 libc6-dev-x32 libc6-i386 libc6-x32 libgcc-5-dev-armel-cross
  libgcc1-armel-cross libgomp1-armel-cross libstdc++6-armel-cross libubsan0-armel-cross libx32asan2 libx32atomic1
  libx32cilkrts5 libx32gcc-5-dev libx32gcc1 libx32gomp1 libx32itm1 libx32quadmath0 libx32stdc++-5-dev libx32stdc++6
  libx32ubsan0 linux-libc-dev-armel-cross
The following packages will be upgraded:
  binutils cpp-5 g++-5 gcc-5 gcc-5-base libasan2 libatomic1 libcc1-0 libcilkrts5 libgcc-5-dev libgomp1 libitm1 liblsan0
  libmpx0 libquadmath0 libstdc++-5-dev libstdc++6 libtsan0 libubsan0
19 upgraded, 44 newly installed, 0 to remove and 188 not upgraded.
Need to get 66.4 MB of archives.
After this operation, 140 MB of additional disk space will be used.
Do you want to continue? [Y/n]

Не благодари.