libavcodec/interplayvideo.c:692: error: Uninitialized Value
  The value read from P[_] was never initialized.

libavcodec/interplayvideo.c:692:15: 
690.         /* 1 of 4 colors for each 2x1 or 1x2 block */
691.         flags = bytestream2_get_le64(&s->stream_ptr);
692.         if (!(P[2] & 0x8000)) {
                   ^
693.             for (y = 0; y < 8; y++) {
694.                 for (x = 0; x < 8; x += 2, flags >>= 2) {
