message: disabled thread sanitizer for a few clang versions - see these builds:
diff: @@ -117,14 +117,14 @@ matrix:
  sources: *apt_sources
  # Clang 3.5
  - - env: COMPILER=clang++-3.5 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
  + - env: COMPILER=clang++-3.5 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/onqtam/doctest/builds/417926743
  addons: &clang35
  apt:
  packages: ["clang-3.5", "valgrind", "libc6-dbg", "g++-6"]
  sources: *apt_sources
  # Clang 3.6
  - - env: COMPILER=clang++-3.6 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
  + - env: COMPILER=clang++-3.6 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/onqtam/doctest/builds/417926743
  addons: &clang36
  apt:
  packages: ["clang-3.6", "valgrind", "libc6-dbg", "g++-6"]
  @@ -138,7 +138,7 @@ matrix:
  sources: *apt_sources
  # Clang 3.8
  - - env: COMPILER=clang++-3.8 HAS_ASAN=true HAS_UBSAN=true HAS_TSAN=true
  + - env: COMPILER=clang++-3.8 HAS_ASAN=true HAS_UBSAN=true # no HAS_TSAN - see errors: https://travis-ci.org/onqtam/doctest/builds/417926743
  addons: &clang38
  apt:
  packages: ["clang-3.8", "valgrind", "libc6-dbg", "g++-6"]
  