Block index entry of the last block flushed to disk.
Declared in <validation.h>
<validation.h>
[[guarded_by(0x7fbc8fb67918), guarded_by(0x7fbc96bfff88), guarded_by(0x7fbcaf5d7398), guarded_by(0x7fbc9e0ddb68)]] CBlockIndex const* m_last_flushed_block = {nullptr};