…nero#4147

…4147

The two vectors should be the same size anyway, so add an assert
to catch any case where they aren't

This ensures it can't end up filled with the actual placeholders

It would switch to a new set of blocks and fail, getting out of sync
with the hash chain in the process

…#4232

This is GCC/x86/x86_64 only

Aeon note: this is of course irrelevant in practice, since Ledger doesn't support Aeon and also we don't use RingCT.

alleged to speed things up

When this throws in a loop, stack trace generation can take
a significant amount of CPU

it's not merged yet

…ro#4330

Another such pubkey might be valid

Aeon note: the heights were completely identical to Monero's and thus wrong. They are corrected now.

…o#4336

…sed /monero#4337

Aeon note: This patch is noop since neither RingCT nor multisig are currently in use.