<commit_before>language: cpp

matrix:
  include:
    - compiler: gcc
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-4.9
      env:
        - COMPILER=g++-4.9
        - GCOV=/usr/bin/gcov-4.9
    - compiler: gcc
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-5
      env:
        - COMPILER=g++-5
        - GCOV=/usr/bin/gcov-5
    - compiler: gcc
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-6
      env:
        - COMPILER=g++-6
        - GCOV=/usr/bin/gcov-6
    - compiler: clang
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - llvm-toolchain-precise-3.6
          packages:
            - clang-3.6
      env:
        - COMPILER=clang++-3.6
        - GCOV=/usr/bin/gcov
    - compiler: clang
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - llvm-toolchain-precise-3.7
          packages:
            - clang-3.7
      env:
        - COMPILER=clang++-3.7
        - GCOV=/usr/bin/gcov
    - compiler: gcc
      os: osx
      env:
        - COMPILER=g++
        - GCOV=/usr/bin/gcov<commit_msg>Use Clang 3.8, 3.9 and 4.0 on Linux in Travis builds<commit_after>language: cpp

matrix:
  include:
    - compiler: gcc
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-4.9
      env:
        - COMPILER=g++-4.9
        - GCOV=/usr/bin/gcov-4.9
    - compiler: gcc
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-5
      env:
        - COMPILER=g++-5
        - GCOV=/usr/bin/gcov-5
    - compiler: gcc
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
          packages:
            - g++-6
      env:
        - COMPILER=g++-6
        - GCOV=/usr/bin/gcov-6
    - compiler: clang
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - llvm-toolchain-precise-3.6
          packages:
            - clang-3.6
      env:
        - COMPILER=clang++-3.6
        - GCOV=/usr/bin/gcov
    - compiler: clang
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - llvm-toolchain-precise-3.7
          packages:
            - clang-3.7
      env:
        - COMPILER=clang++-3.7
        - GCOV=/usr/bin/gcov
    - compiler: clang
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - llvm-toolchain-precise-3.8
          packages:
            - clang-3.8
      env:
        - COMPILER=clang++-3.8
        - GCOV=/usr/bin/gcov
    - compiler: clang
      os: linux
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - llvm-toolchain-precise
          packages:
            - clang-4.0
      env:
        - COMPILER=clang++-4.0
        - GCOV=/usr/bin/gcov
    - compiler: gcc
      os: osx
      env:
        - COMPILER=g++
        - GCOV=/usr/bin/gcov
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{'dir': 'git-commits-cleaned', 'id': '7335549', 'n_tokens_mistral': 1225, 'n_tokens_neox': 1154, 'n_words': 193}