message: install gcc7
diff: @@ -2,6 +2,13 @@ FROM ubuntu:16.04
  LABEL maintainer="Rama Ketineni <rama.ketineni@intel.com>"
  +ENV http_proxy="http://proxy-us.intel.com:911"
  +ENV https_proxy="http://proxy-us.intel.com:912"
  +ENV HTTP_PROXY="http://proxy-us.intel.com:911"
  +ENV HTTPS_PROXY="http://proxy-us.intel.com:912"
  +ENV ftp_proxy="http://proxy-chain.intel.com:911"
  +ENV socks_proxy="http://proxy-us.intel.com:1080"
  +ENV no_proxy="intel.com,.intel.com,localhost,127.0.0.1"
  # Copy and run the install scripts.
  COPY install/*.sh /install/
  @@ -10,6 +17,15 @@ RUN add-apt-repository -y ppa:openjdk-r/ppa && \
  add-apt-repository -y ppa:george-edison55/cmake-3.x
  RUN /install/install_deb_packages.sh
  +# Install gcc 7
  +RUN apt-get install -y software-properties-common
  +RUN add-apt-repository ppa:ubuntu-toolchain-r/test
  +RUN apt update
  +RUN apt install g++-7 -y
  +RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 60 \
  + --slave /usr/bin/g++ g++ /usr/bin/g++-7
  +RUN update-alternatives --config gcc
  +
  # The following line installs the Python 3.6 cross-compilation toolchain.
  RUN /install/install_pi_python3x_toolchain.sh "3.6"
  RUN update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.6 0
  