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reduce number of lookups in TransactionWithinChainLimit

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This commit is contained in:
Gregory Sanders 2016-12-19 09:35:23 -05:00
parent af9bedbff6
commit cee16123f5
1 changed files with 3 additions and 3 deletions
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6
src/txmempool.cpp
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@ -1145,7 +1145,7 @@ void CTxMemPool::TrimToSize(size_t sizelimit, std::vector<uint256>* pvNoSpendsRe
bool CTxMemPool::TransactionWithinChainLimit(const uint256& txid, size_t chainLimit) const {
LOCK(cs);
if (exists(txid) && std::max(mapTx.find(txid)->GetCountWithAncestors(), mapTx.find(txid)->GetCountWithDescendants()) >= chainLimit)
return false;
return true;
auto it = mapTx.find(txid);
return it == mapTx.end() || (it->GetCountWithAncestors() < chainLimit &&
it->GetCountWithDescendants() < chainLimit);
}