libavcodec/wavpack.c:260: error: Uninitialized Value
  The value read from br[_] was never initialized.

libavcodec/wavpack.c:260:20: 
258.             br[1] = br[0] << 1;
259.             br[0] = 0;
260.         } else if (-balance > br[0]) {
                        ^
261.             br[0] <<= 1;
262.             br[1] = 0;
