DEBUG_CPPFLAGS += -Wno-sign-compare -g -Wunused -Wundef -W
DEBUG_CPPFLAGS += -Wredundant-decls
# produces false positives
# DEBUG_CPPFLAGS += -Wunreachable-code
# DEBUG_CPPFLAGS += -Wwrite-strings
DEBUG_CPPFLAGS += -Wno-sign-compare -g -Wunused -Wundef -W
DEBUG_CPPFLAGS += -Wredundant-decls
# produces false positives
# DEBUG_CPPFLAGS += -Wunreachable-code
# DEBUG_CPPFLAGS += -Wwrite-strings