language: cpp

dist: trusty # default distribution
os: linux # default os
sudo: false


matrix:
  fast_finish: true
  include:
    - env: CC=gcc-5 CXX=g++-5 GENERATOR="Unix Makefiles"
      addons: { apt: { packages: ["g++-5"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: CC=gcc-6 CXX=g++-6 GENERATOR="Unix Makefiles"
      addons: { apt: { packages: ["g++-6"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: CC=gcc-7 CXX=g++-7 GENERATOR="Unix Makefiles"
      addons: { apt: { packages: ["g++-7"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: CC=gcc-8 CXX=g++-8 GENERATOR="Unix Makefiles"
      addons: { apt: { packages: ["g++-8"], sources: ["ubuntu-toolchain-r-test"] } }

    - env: CC=clang-5.0 CXX=clang++-5.0 GENERATOR="Unix Makefiles"
      addons: { apt: { packages: ["g++-8", "clang-5.0"], sources: ["llvm-toolchain-trusty-5.0", "ubuntu-toolchain-r-test"] } }

    - env: CC=clang-6.0 CXX=clang++-6.0 GENERATOR="Unix Makefiles"
      addons: { apt: { packages: ["g++-8", "clang-6.0"], sources: ["llvm-toolchain-trusty-6.0", "ubuntu-toolchain-r-test"] } }

    - os: osx
      env: CC=clang CXX=clang++ GENERATOR="Xcode"
      osx_image: xcode9.2
  
install:
  - $CC --version
  - $CXX --version
  - cmake --version

before_script:
  - mkdir build
  - cd build
  - cmake -G${GENERATOR} -DCMAKE_CXX_COMPILER=${CXX} -DCMAKE_C_COMPILER=${CC} ..

script:
  - cmake --build . --config Release
  - ctest