language: c before_install: - sudo apt-get -qq update - sudo apt-get install -y libelf-dev linux-headers-$(uname -r) shellcheck elfutils jobs: include: - name: "Default" - name: "-O2" env: CFLAGS="-O2" - name: "-O3" env: CFLAGS="-O3" script: - make - make unit - make check - sudo make install