crypto/blake2/blake2s.c:155: error: UNINITIALIZED_VALUE
  The value read from m[_] was never initialized.
Showing all 1 steps of the trace


crypto/blake2/blake2s.c:155:5: 
153.       ROUND(2);
154.       ROUND(3);
155. >     ROUND(4);
156.       ROUND(5);
157.       ROUND(6);
