crypto/blake2/blake2s.c:157: error: UNINITIALIZED_VALUE
  The value read from m[_] was never initialized.
Showing all 1 steps of the trace


crypto/blake2/blake2s.c:157:5: 
155.       ROUND(4);
156.       ROUND(5);
157. >     ROUND(6);
158.       ROUND(7);
159.       ROUND(8);
