anchor.diff:        clang-3.5 libbz2-dev
   
   # Install and configure GCC 4.9
  -RUN add-apt-repository ppa:ubuntu-toolchain-r/test
  -RUN apt-get update && apt-get install -y gcc-4.9 libstdc++-4.9-dev
  -RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.9 20
  +RUN add-apt-repository ppa:ubuntu-toolchain-r/test && \
  +    apt-get update && \
  +    apt-get install -y gcc-4.9 g++-4.9 libstdc++-4.9-dev && \
  +    update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.9 20 && \
  +    update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.9 20
   
   # Install decent vim configuration
   RUN mkdir /root/.vim && \
  
positive.code: 
  RUN mkdir -p /software/boost-1.56 && \
      cd /software/boost-1.56 && \
      wget --no-verbose http://downloads.sourceforge.net/boost/boost_1_56_0.tar.bz2 && \
      tar xvfj boost_1_56_0.tar.bz2 && \
      cd /software/boost-1.56/boost_1_56_0 && \
      ./bootstrap.sh --without-libraries=python --prefix=/usr && ./b2 -j 8 stage threading=multi link=shared && ./b2 -j 8 install threading=multi link=shared
  
  # Install GHC and cabal
  WORKDIR /
  RUN add-apt-repository ppa:hvr/ghc && \
      apt-get update && \
  
negative.code:     ./autogen.sh && ./configure --prefix=/usr && make && make install
  
  # Numa ctl
  RUN wget --no-verbose -T 10 ftp://oss.sgi.com/www/projects/libnuma/download/numactl-2.0.10.tar.gz && \
      tar -xvf numactl-2.0.10.tar.gz && \
      cd numactl-2.0.10 && \
      ./autogen.sh && \
  