1language: c 2 3sudo: required 4dist: trusty 5 6compiler: 7 - clang 8 - gcc 9 10install: 11 - sudo apt-add-repository -y ppa:ubuntu-toolchain-r/test 12 - sudo apt-add-repository -y ppa:h-rayflood/llvm 13 - sudo apt-get update && sudo apt-get install -yy gcc-5 clang-3.6 14 - sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-5 50 15 - sudo update-alternatives --install /usr/bin/clang clang /usr/bin/clang-3.6 50 16 - gcc --version 17 - clang --version 18 19script: 20 - autoreconf -i && ./configure && make 21