sudo: true
dist: trusty
language: cpp

git:
  depth: 1

matrix:
  include:
    - os: linux
      compiler: gcc
      addons:
        apt:
          packages:
            - valgrind
            - g++-5
          sources:
            - ubuntu-toolchain-r-test
      env:
        - COMPILER=g++-5

    - os: linux
      compiler: gcc
      addons:
        apt:
          packages:
            - valgrind
            - g++-6
          sources:
            - ubuntu-toolchain-r-test
      env:
        - COMPILER=g++-6

    - os: linux
      compiler: clang
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - sourceline: "deb http://apt.llvm.org/trusty/ llvm-toolchain-trusty-3.7 main"
              key_url: "http://apt.llvm.org/llvm-snapshot.gpg.key"
          packages:
            - g++-6
            - clang-3.7
      env:
        - COMPILER=clang++-3.7

    - os: linux
      compiler: clang
      addons:
        apt:
          sources:
            - ubuntu-toolchain-r-test
            - sourceline: "deb http://apt.llvm.org/trusty/ llvm-toolchain-trusty-3.9 main"
              key_url: "http://apt.llvm.org/llvm-snapshot.gpg.key"
          packages:
            - g++-6
            - clang-3.9
      env:
        - COMPILER=clang++-3.9

install:
  - export CXX=$COMPILER
  - $CXX --version

  # Function for creating a new 'build' directory
  - |
    function renew_build {
      echo "Renew build directory..."
      cd $TRAVIS_BUILD_DIR

      # Remove any existing build directory
      [ -e build ] && rm -r -f build
      mkdir build
      cd build

      # Configure the project and build it
      cmake -DCMAKE_CXX_FLAGS="$CMAKE_CXX_FLAGS -Werror" -DCMAKE_BUILD_TYPE=Debug ..
    }

script:
  - |
    if [[ $COMPILER == *"clang"* ]]; then
      # Build the test suite with various sanitizers:
      # - ASan (LSan):
      echo "Building with address sanitizer..."
      CMAKE_CXX_FLAGS="-fsanitize=address -fno-omit-frame-pointer"
      renew_build
      make -j2
      ctest --verbose

      # - UBSan:
      echo "Building with undefined behaviour sanitizer..."
      CMAKE_CXX_FLAGS="-fsanitize=undefined -fno-omit-frame-pointer"
      renew_build
      make -j2
      ctest --verbose
    else
      # Build an run the tests suite with valgrind
      renew_build
      make -j2
      valgrind --error-exitcode=1 --leak-check=full --show-reachable=yes ctest --verbose
    fi

notifications:
  email: false