libavcodec/nellymoserdec.c:311: error: Uninitialized Value
  The value read from pows[_] was never initialized.

libavcodec/nellymoserdec.c:311:17: 
309.         for (j = 0; j < NELLY_FILL_LEN; j++) {
310.             if (bits[j] <= 0) {
311.                 aptr[j] = M_SQRT1_2*pows[j];
                     ^
312.                 if (av_random(&s->random_state) & 1)
313.                     aptr[j] *= -1.0;
