.travis.yml

language: cpp

matrix:
  include:
    - os: osx
      osx_image: xcode10.1
      env:
        - MATRIX_EVAL="CC=clang && CXX=clang++"

    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-5
      env:
        - MATRIX_EVAL="CC=gcc-5 && CXX=g++-5"
    
    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-6
      env:
        - MATRIX_EVAL="CC=gcc-6 && CXX=g++-6"

    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-7
      env:
        - MATRIX_EVAL="CC=gcc-7 && CXX=g++-7"

    - os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - llvm-toolchain-trusty-5.0
          packages:
            - g++-7
            - clang-5.0
      env:
        - MATRIX_EVAL="CC=clang-5.0 && CXX=clang++-5.0"

before_install:
        - eval "${MATRIX_EVAL}"

script:
        - mkdir build && cd build
        - cmake ..
        - cmake --build . -- -k
        - ctest