Statement not reached warning in zaphod_32_hash.h

We are getting this warning on SunOS line 272, and it looks like the 
warning is correct.  The surrounding code is

269        return v0 ^ v2;
270    }
271
272    if (len >= 8) {
273 zaphod32_read8:

• Statement not reached warning in zaphod_32_hash.h by Karl Williamson