message: Adding new compiler matrix
diff: @@ -13,7 +13,38 @@ compiler:
  - gcc
  - clang
  - #TODO: Get C++17 support
  +matrix:
  + include:
  + # GCC 4.9
  + - os: linux
  + addons:
  + apt:
  + sources:
  + - ubuntu-toolchain-r-test
  + packages:
  + - g++-4.9
  + env:
  + - MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"
  +
  + # Clang 4.0
  + - os: linux
  + addons:
  + apt:
  + sources:
  + - llvm-toolchain-trusty-4.0
  + packages:
  + - clang-4.0
  + env:
  + - MATRIX_EVAL="CC=clang-4.0 && CXX=clang++-4.0"
  +
  + # Clang 4.9
  + - os: osx
  + osx_image: xcode8
  + env:
  + - MATRIX_EVAL="CC=gcc-4.9 && CXX=g++-4.9"
  +
  +before_install:
  + - eval "${MATRIX_EVAL}"
  script:
  - mkdir build
  