avoid potential UB when using isprint() all the ctype.h functions' argument must be representable as an unsigned char or as EOF, otherwise the behavior is undefined.
1 files changed, 1 insertions(+), 1 deletions(-) M st.c
M st.c => st.c +1 -1
@@ 374,7 374,7 @@ static const char base64_digits[] = { char base64dec_getc(const char **src) { - while (**src && !isprint(**src)) + while (**src && !isprint((unsigned char)**src)) (*src)++; return **src ? *((*src)++) : '='; /* emulate padding if string ends */ }