libavcodec/wavpack.c:275: error: Uninitialized Value
  The value read from br[_] was never initialized.

libavcodec/wavpack.c:275:38: 
273.                 ctx->ch[i].error_limit = 0;
274.         } else {
275.             ctx->ch[i].error_limit = wp_exp2(br[i]);
                                          ^
276.         }
277.     }
