| build --cxxopt=-std=c++14 --host_cxxopt=-std=c++14 | 
 |  | 
 | build:dbg --compilation_mode=dbg | 
 |  | 
 | build:opt --compilation_mode=opt | 
 |  | 
 | build:san-common --config=dbg --strip=never --copt=-O0 --copt=-fno-omit-frame-pointer | 
 |  | 
 | build:asan --config=san-common --copt=-fsanitize=address --linkopt=-fsanitize=address | 
 | build:asan --copt=-DADDRESS_SANITIZER=1 | 
 | # ASAN hits ODR violations with shared linkage due to rules_proto. | 
 | build:asan --dynamic_mode=off | 
 |  | 
 | build:msan --config=san-common --copt=-fsanitize=memory --linkopt=-fsanitize=memory | 
 | build:msan --copt=-fsanitize-memory-track-origins | 
 | build:msan --copt=-fsanitize-memory-use-after-dtor | 
 | build:msan --action_env=MSAN_OPTIONS=poison_in_dtor=1 | 
 | build:msan --copt=-DMEMORY_SANITIZER=1 | 
 |  | 
 | # Use our instrumented LLVM libc++ in Kokoro. | 
 | build:kokoro-msan --config=msan | 
 | build:kokoro-msan --linkopt=-L/opt/libcxx_msan/lib | 
 | build:kokoro-msan --linkopt=-Wl,-rpath,/opt/libcxx_msan/lib | 
 | build:kokoro-msan --cxxopt=-stdlib=libc++ --linkopt=-stdlib=libc++ | 
 |  | 
 |  | 
 | build:tsan --config=san-common --copt=-fsanitize=thread --linkopt=-fsanitize=thread | 
 | build:tsan --copt=-DTHREAD_SANITIZER=1 | 
 |  | 
 | build:ubsan --config=san-common --copt=-fsanitize=undefined --linkopt=-fsanitize=undefined | 
 | build:ubsan --action_env=UBSAN_OPTIONS=halt_on_error=1:print_stacktrace=1 | 
 | build:ubsan --copt=-DUNDEFINED_SANITIZER=1 | 
 | # Workaround for the fact that Bazel links with $CC, not $CXX | 
 | # https://github.com/bazelbuild/bazel/issues/11122#issuecomment-613746748 | 
 | build:ubsan --copt=-fno-sanitize=function --copt=-fno-sanitize=vptr |