message: lets allow the gcc9 build to fail for now on travis - seems g++-9 isn't yet available as a package
diff: @@ -252,6 +252,11 @@ matrix:
  # static code analysis
  - env: COMPILER=clang++-4.0 STATIC_CODE_ANALYSIS=true
  + # GCC 9
  + - env: COMPILER=g++-9 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true SANITIZER_CXX_FLAGS="-fuse-ld=gold" TSAN_CXX_FLAGS="-ltsan"
  + compiler: gcc
  + sudo: required
  +
  install:
  - if [[ "${CODE_COVERAGE}" == "true" ]]; then gem install coveralls-lcov ; fi
  