libavcodec/wavpack.c:220: error: Uninitialized Value
  The value read from br[_] was never initialized.

libavcodec/wavpack.c:220:13: 
218.             br[1] = 0;
219.         }else{
220.             br[1] = br[0] + balance;
                 ^
221.             br[0] = br[0] - balance;
222.         }

static void update_error_limit(WavpackContext *ctx)
{
    int i, br[2], sl[2];
    for(i = 0; i <= ctx->stereo_in; i++){
        ctx->ch[i].bitrate_acc += ctx->ch[i].bitrate_delta;
        br[i] = ctx->ch[i].bitrate_acc >> 16;
        sl[i] = LEVEL_DECAY(ctx->ch[i].slow_level);
    }
    if(ctx->stereo_in && ctx->hybrid_bitrate){
        int balance = (sl[1] - sl[0] + br[1] + 1) >> 1;
        if(balance > br[0]){
            br[1] = br[0] << 1;
            br[0] = 0;
        }else if(-balance > br[0]){
            br[0] <<= 1;
            br[1] = 0;
        }else{
            br[1] = br[0] + balance;
            br[0] = br[0] - balance;
        }
    }
    for(i = 0; i <= ctx->stereo_in; i++){
        if(ctx->hybrid_bitrate){
            if(sl[i] - br[i] > -0x100)
                ctx->ch[i].error_limit = wp_exp2(sl[i] - br[i] + 0x100);
            else
                ctx->ch[i].error_limit = 0;
        }else{
            ctx->ch[i].error_limit = wp_exp2(br[i]);
        }
    }
}
['static void update_error_limit(WavpackContext *ctx)\n{\n    int i, br[2], sl[2];\n    for(i = 0; i <= ctx->stereo_in; i++){\n        ctx->ch[i].bitrate_acc += ctx->ch[i].bitrate_delta;\n        br[i] = ctx->ch[i].bitrate_acc >> 16;\n        sl[i] = LEVEL_DECAY(ctx->ch[i].slow_level);\n    }\n    if(ctx->stereo_in && ctx->hybrid_bitrate){\n        int balance = (sl[1] - sl[0] + br[1] + 1) >> 1;\n        if(balance > br[0]){\n            br[1] = br[0] << 1;\n            br[0] = 0;\n        }else if(-balance > br[0]){\n            br[0] <<= 1;\n            br[1] = 0;\n        }else{\n            br[1] = br[0] + balance;\n            br[0] = br[0] - balance;\n        }\n    }\n    for(i = 0; i <= ctx->stereo_in; i++){\n        if(ctx->hybrid_bitrate){\n            if(sl[i] - br[i] > -0x100)\n                ctx->ch[i].error_limit = wp_exp2(sl[i] - br[i] + 0x100);\n            else\n                ctx->ch[i].error_limit = 0;\n        }else{\n            ctx->ch[i].error_limit = wp_exp2(br[i]);\n        }\n    }\n}']