Don't use 'enum class' types for bit fields
Don't use 'enum class' types for bit fields

GCC issues 'is too small to hold all values of' warning that can't be disabled.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=51242
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61414

santa01/graphene,santa01/graphene,santa01/graphene