language: cpp

os:
  - linux
  - osx

dist: trusty
sudo: false

# OS X only supports one image. Us the latest.
osx_image:
  - xcode8.2
#  - xcode7.3
#  - xcode6.4

git:
  depth: 3

compiler:
  - clang
  - gcc

env:
  global:
    - BUILD_JOBS=2

  matrix:
    - BUILD_MODE="shared"
    - BUILD_MODE="static"
    - BUILD_MODE="no-asm"
    - BUILD_MODE="asan"
    - BUILD_MODE="ubsan"
    - BUILD_MODE="valgrind"

  exclude:
    # Skip GCC on OS X entirely
    - os: osx
      compiler: gcc

    # The sanitizer builds under Clang run the tests very
    # slowly and cause CI timeouts.

    - compiler: clang
      env: BUILD_MODE="asan"
    - compiler: clang
      env: BUILD_MODE="ubsan"
    - compiler: clang
      env: BUILD_MODE="valgrind"

# whitelist branches to avoid testing feature branches twice
branches:
  only:
    - master

#notifications:
#  email: jdoe@example.com