version: 2.1
jobs:

  build_gcc_6:
    docker:
      - image: gcc:6
    steps:
      - checkout
      - run: make all -j 2
      - run: ./exprtk_test

  build_gcc_7:
    docker:
      - image: gcc:7
    steps:
      - checkout
      - run: make all -j 2
      - run: ./exprtk_test

  build_gcc_latest:
    docker:
      - image: gcc:latest
    steps:
      - checkout
      - run: make all -j 2
      - run: ./exprtk_test

workflows:
  version: 2
  build_and_test:
    jobs:
      - build_gcc_6
      - build_gcc_7
      - build_gcc_latest