sudo: required
dist: trusty
language: cpp

before_install:
    - "if [ ${TRAVIS_OS_NAME} = 'linux' ]; then ./travis_ci_before_install_linux.sh; fi"
    - "if [ ${TRAVIS_OS_NAME} = 'osx' ]; then ./travis_ci_before_install_osx.sh; fi"
install:
    - export CC="${MY_CC}"
    - export CXX="${MY_CXX}"
    - "echo CXX version: $($CXX --version)"
    - "echo C++ Standard library location: $(echo '#include <vector>' | g++ -x c++ -E - | grep 'vector\"' | awk '{print $3}' | sed 's@/vector@@;s@\"@@g' | head -n 1)"
    - "echo Normalized C++ Standard library location: $(readlink -f $(echo '#include <vector>' | g++ -x c++ -E - | grep 'vector\"' | awk '{print $3}' | sed 's@/vector@@;s@\"@@g' | head -n 1))"
    - "if [ ${TRAVIS_OS_NAME} = 'linux' ]; then ./travis_ci_install_linux.sh; fi"
    - "if [ ${TRAVIS_OS_NAME} = 'osx' ]; then ./travis_ci_install_osx.sh; fi"

script: 
    - export CC="${MY_CC}"
    - export CXX="${MY_CXX}"
    - '[ "$NO_ASAN"     == 1 ] || ./postsubmit.sh DebugAsan'
    - '[ "$NO_VALGRIND" == 1 ] || ./postsubmit.sh DebugValgrind'
    - '[ "$NO_ASAN"     != 1 ] || [ "$NO_VALGRIND" != 1 ] || ./postsubmit.sh DebugPlain'
    - '[ "$NO_VALGRIND" != 1 ] || ./postsubmit.sh ReleasePlain'
    - '[ "$NO_VALGRIND" == 1 ] || ./postsubmit.sh ReleaseValgrind'

branches:
  only:
    - master

matrix:
  # Report an error as soon as the first matrix entry fails.
  fast_finish: true
  include:
    - os: linux
      compiler: gcc
      # ASAN (aka '-fsanitize=undefined,address') is not supported in GCC 4.8.
      env: MY_CC=gcc-4.8   MY_CXX=g++-4.8                   NO_ASAN=1
    - os: linux
      compiler: gcc
      env: MY_CC=gcc-4.9   MY_CXX=g++-4.9
    - os: linux
      compiler: gcc
      env: MY_CC=gcc-5     MY_CXX=g++-5
    - os: linux
      compiler: clang
      env: MY_CC=clang-3.5 MY_CXX=clang++-3.5 STL=libstdc++
    - os: linux
      compiler: clang
      env: MY_CC=clang-3.6 MY_CXX=clang++-3.6 STL=libstdc++
    - os: linux
      compiler: clang
      env: MY_CC=clang-3.7 MY_CXX=clang++-3.7 STL=libstdc++
    - os: linux
      compiler: clang
      env: MY_CC=clang-3.5 MY_CXX=clang++-3.5 STL=libc++
    - os: linux
      compiler: clang
      env: MY_CC=clang-3.6 MY_CXX=clang++-3.6 STL=libc++
    - os: linux
      compiler: clang
      env: MY_CC=clang-3.7 MY_CXX=clang++-3.7 STL=libc++
      
      # TODO: Run OS X tests under Valgrind too, once it works.
      # We already run a couple under Valgrind, to see the result.
    - os: osx
      compiler: gcc
      env: MY_CC=gcc       MY_CXX=g++         STL=libstdc++
    - os: osx
      compiler: gcc
      # ASAN (aka '-fsanitize=undefined,address') is not supported in GCC 4.8.
      env: MY_CC=gcc-4.8   MY_CXX=g++-4.8                   NO_VALGRIND=1  NO_ASAN=1
    - os: osx
      compiler: gcc
      env: MY_CC=gcc-4.9   MY_CXX=g++-4.9                   NO_VALGRIND=1
    - os: osx
      compiler: gcc
      env: MY_CC=gcc-5     MY_CXX=g++-5
    - os: osx
      compiler: clang
      env: MY_CC=clang     MY_CXX=clang++     STL=libstdc++
    - os: osx
      compiler: clang
      env: MY_CC=clang-3.5 MY_CXX=clang++-3.5 STL=libstdc++ NO_VALGRIND=1
    - os: osx
      compiler: clang
      env: MY_CC=clang-3.6 MY_CXX=clang++-3.6 STL=libstdc++
    - os: osx
      compiler: clang
      env: MY_CC=clang     MY_CXX=clang++     STL=libc++
    - os: osx
      compiler: clang
      env: MY_CC=clang-3.5 MY_CXX=clang++-3.5 STL=libc++ NO_VALGRIND=1
    - os: osx
      compiler: clang
      env: MY_CC=clang-3.6 MY_CXX=clang++-3.6 STL=libc++
  allow_failures:
    - os: osx