language: node_js
node_js:
  - "iojs-v3"
  - "iojs-v2"
  - "iojs-v1"
  - "0.12"
  - "0.10"
addons:
  apt:
    sources:
      - ubuntu-toolchain-r-test
    packages:
      - gcc-4.9
      - g++-4.9
before_install:
  - export CC="gcc-4.9" CXX="g++-4.9"