message: Undefined sanitizer (TRIVIAL)
diff: @@ -17,6 +17,7 @@ CLANGXXWARNINGFLAGS?=-Wall -Werror -Wno-sign-compare -Woverloaded-virtual -Wno-d
  CLANG_SANITIZER_address_FLAGS:=-fsanitize=address
  CLANG_SANITIZER_memory_FLAGS:=-fsanitize=memory
  CLANG_SANITIZER_thread_FLAGS:=-fsanitize=thread
  +CLANG_SANITIZER_undefined_FLAGS:=-fsanitize=undefined
  CXXFLAGS ?= $(ARCHFLAGS) $(INCLUDE) $(CLANGXXWARNINGFLAGS) -pipe -ggdb $(foreach dir,$(LOCAL_INCLUDE_DIR),-I$(dir)) -std=c++17 $(foreach sanitizer,$(sanitizers),$(CLANG_SANITIZER_$(sanitizer)_FLAGS) )
  CXXNODEBUGFLAGS := -O3 -DBOOST_DISABLE_ASSERTS -DNDEBUG
  