Char is also the smallest data type the language can have, so if char isn’t 8 bits then uint8_t won’t be available and your code won’t build anyway. That’s pre

Char is also the smallest data type the language can have, so if char isn’t 8 bits then uint8_t won’t be available and your code won’t build anyway. That’s preferable to building and misbehaving, but if you got that far without realizing you’re dealing with an unusually-sized char then you’re probably doomed anyway.