libavcodec/ralf.c:89: error: Uninitialized Value
  The value read from counts[_] was never initialized.

libavcodec/ralf.c:89:9: 
87.     for (i = 0; i < elems; i++) {
88.         cur_len  = (nb ? *data & 0xF : *data >> 4) + 1;
89.         counts[cur_len]++;
            ^
90.         max_bits = FFMAX(max_bits, cur_len);
91.         lens[i]  = cur_len;
