sudo: false
language: cpp
compiler: 
  - gcc
  - clang

addons:
  apt:
    sources:
    - ubuntu-toolchain-r-test
    - llvm-toolchain-precise-3.7
    packages:
    - gcc-4.9
    - g++-4.9
    - clang-3.7

install:
  # /usr/bin/gcc is 4.6 always, but gcc-X.Y is available.
  - if [ "$CXX" = "g++" ]; then export CXX="g++-4.9" CC="gcc-4.9"; fi
  # /usr/bin/clang is 3.4, lets override with modern one.
  - if [ "$CXX" = "clang++" ] && [ "$TRAVIS_OS_NAME" = "linux" ]; then export CXX="clang++-3.7" CC="clang-3.7"; fi
  - echo ${CXX}
  - ${CXX} --version
  - ${CXX} -v

script: 
  cd source;
  make;