kamil f57bc4a2fe Avoid undefined behavior in netpgpverify/sha2.c
Do not change the signedness bit with a left shift operation.
Cast to unsigned integer to prevent this.

sha2.c:79:16, left shift of 154 by 24 places cannot be represented in type 'int'

Detected with micro-UBSan in the user mode.
2018-07-26 00:31:13 +00:00
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