.travis.yml

language: generic
sudo: false

matrix:
  include:
    - os: linux
      env: CXX=g++-4.9
      addons:
        apt:
          sources: [ 'ubuntu-toolchain-r-test' ]
          packages: [ 'g++-4.9' ]
    - os: linux
      env: CXX=g++-5
      addons:
        apt:
          sources: [ 'ubuntu-toolchain-r-test' ]
          packages: [ 'g++-5' ]
    - os: linux
      env: CXX=clang++-3.9
      addons:
        apt:
          sources: [ 'ubuntu-toolchain-r-test' ]
          packages: [ 'libstdc++-5-dev' ]

cache: apt

install:
  - |
    if [[ ${CXX} =~ "clang" ]] && [[ $(uname -s) == "Linux" ]]; then
      ./.mason/mason install clang++ 3.9.1
      CLANG_PREFIX=$(./.mason/mason prefix clang++ 3.9.1)
      export PATH=${CLANG_PREFIX}/bin:${PATH}
      which clang++
      clang++ -v
    fi

script:
 - make test