On 23 November 2015 at 11:50, Brantley Coile <brantleyco...@me.com> wrote:
> It is undefined in C whether or not it sign extends or not. Some machines > do it one way, some another. To force the language to one behavior requires > more code on some architectures. > Ironically for its use as an example, that's another case where Plan 9 C defines the effect: char is always signed, unsigned char is the only unsigned form, on all targets, just like int/unsigned int, short/unsigned short. The abbreviation "uchar" makes it relatively painless. It's just a pity that string literals must be char*, not uchar*, and all the str* functions take char*.
