libavcodec/aacpsy.c:530: error: Uninitialized Value
  The value read from attack_intensity[_] was never initialized.

libavcodec/aacpsy.c:530:21: 
528.         for (i = 0; i < (AAC_NUM_BLOCKS_SHORT + 1) * PSY_LAME_NUM_SUBBLOCKS; i++)
529.             if (!attacks[i / PSY_LAME_NUM_SUBBLOCKS])
530.                 if (attack_intensity[i] > pch->attack_threshold)
                         ^
531.                     attacks[i / PSY_LAME_NUM_SUBBLOCKS] = (i % PSY_LAME_NUM_SUBBLOCKS) + 1;
532. 
