libavcodec/aacsbr.c:464: error: Uninitialized Value
  The value read from vk1[_] was never initialized.

libavcodec/aacsbr.c:464:17: 
462.                 qsort(vk1 + 1, num_bands_1, sizeof(vk1[1]), qsort_comparison_function_int16);
463.                 change = FFMIN(vdk0_max - vk1[1], (vk1[num_bands_1] - vk1[1]) >> 1);
464.                 vk1[1]           += change;
                     ^
465.                 vk1[num_bands_1] -= change;
466.             }
