| ⇢ | B | V1Hasher::hashSequences() added | |
| ⇢ | B | V1Hasher::hashOutputs() added | |
| ⇢ | A | V1Hasher::hashPrevOuts() added | |
| C | ↘ | D | Script::isWitness() got worse |
| B | ↘ | C | MerkleRoot::calculateHash() got worse |
| D | ↗ | A | V1Hasher::calculate() improved |
| A | ↛ | MerkleRoot::getLastHash() removed | |
| A | ↛ | MerkleRoot::setLastHash() removed | |
| A | ↛ | BloomFilter::checkFlag() removed |