* Announced bit length of d[] will be the sum of the announced
* bit lengths of a[] and b[]; but the lengths are encoded.
*/
- dl = (a[0] & 15) + (d[0] & 15);
+ dl = (a[0] & 15) + (b[0] & 15);
dh = (a[0] >> 4) + (b[0] >> 4);
- d[0] = (dh << 4) + dl + (~(uint16_t)(dl - 15) >> 15);
+ d[0] = (dh << 4) + dl + (~(uint32_t)(dl - 15) >> 31);
for (u = 0; u < blen; u ++) {
uint32_t f;