tce-load -i libffi-dev python-dev

cd llvm-3.3.src

CFLAGS="-march=i486 -mtune=i686 -Os -pipe" CXXFLAGS="-march=i486 -mtune=i686 -Os -pipe -fno-exceptions -fno-rtti" CC=gcc CXX=g++ ./configure --prefix=/usr/local --sysconfdir=/usr/local/etc --enable-libffi --enable-shared --enable-targets=all --disable-assertions --disable-debug-runtime --disable-expensive-checks --enable-experimental-targets=R600

make
sudo make install

for file in /usr/lib/lib{clang,LLVM,LTO,profile_rt}*.a
do
  test -f $file && chmod -v 644 $file
done