fio_str_s length error should be signed
@@ -1146,7 +1146,7 @@ FIO_FUNC inline void fio_str_test(void) {
(ssize_t)pos, len);
TEST_ASSERT(
len == 10, /* 3 UTF-8 chars: 4 byte + 4 byte + 2 byte codes == 10 */
- "`fio_str_utf8_select` error, length invalid on UTF-8 data! (%zu)",
+ "`fio_str_utf8_select` error, length invalid on UTF-8 data! (%zd)",
(ssize_t)len);
}
fio_str_free(&str);
