rsaenh: Remove dead assignments (Clang)

Vincent Povirk madewokherd at
Mon Nov 30 13:36:02 CST 2015

>> The usual idea in cryptography is to zeroize temporary components.
>> The compiler will optimize away however if its just stack space :(
> That's exactly the reason, compilers would maybe only care about it with -O0

FWIW, SecureZeroMemory exists to prevent that optimization.

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