language: cpp compiler: - clang - gcc before_install: - sudo apt-add-repository -y ppa:jkeiren/ppa - if test $CC = gcc; then sudo add-apt-repository -y ppa:ubuntu-toolchain-r/test; fi - sudo add-apt-repository -y ppa:george-edison55/precise-backports - sudo apt-get update -qq - if test $CC = gcc; then sudo apt-get install --yes --force-yes gcc-4.7 g++-4.7; fi - if test $CC = gcc; then sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-4.7 20; fi - if test $CC = gcc; then sudo update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-4.7 20; fi - if test $CC = gcc; then sudo update-alternatives --config gcc; fi - if test $CC = gcc; then sudo update-alternatives --config g++; fi - sudo apt-get install --yes --force-yes cmake cmake-data script: ./scripts/travis.sh