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-rw-r--r--src/validation.cpp10
1 files changed, 5 insertions, 5 deletions
diff --git a/src/validation.cpp b/src/validation.cpp
index dad0e1a3ee..d6cc59b487 100644
--- a/src/validation.cpp
+++ b/src/validation.cpp
@@ -1256,7 +1256,7 @@ enum DisconnectResult
* @param out The out point that corresponds to the tx input.
* @return A DisconnectResult as an int
*/
-int ApplyTxInUndo(const Coin& undo, CCoinsViewCache& view, const COutPoint& out)
+int ApplyTxInUndo(Coin&& undo, CCoinsViewCache& view, const COutPoint& out)
{
bool fClean = true;
@@ -1277,7 +1277,7 @@ int ApplyTxInUndo(const Coin& undo, CCoinsViewCache& view, const COutPoint& out)
if (coins->IsAvailable(out.n)) fClean = false; // overwriting existing output
if (coins->vout.size() < out.n+1)
coins->vout.resize(out.n+1);
- coins->vout[out.n] = undo.out;
+ coins->vout[out.n] = std::move(undo.out);
return fClean ? DISCONNECT_OK : DISCONNECT_UNCLEAN;
}
@@ -1326,18 +1326,18 @@ static DisconnectResult DisconnectBlock(const CBlock& block, const CBlockIndex*
// restore inputs
if (i > 0) { // not coinbases
- const CTxUndo &txundo = blockUndo.vtxundo[i-1];
+ CTxUndo &txundo = blockUndo.vtxundo[i-1];
if (txundo.vprevout.size() != tx.vin.size()) {
error("DisconnectBlock(): transaction and undo data inconsistent");
return DISCONNECT_FAILED;
}
for (unsigned int j = tx.vin.size(); j-- > 0;) {
const COutPoint &out = tx.vin[j].prevout;
- const Coin &undo = txundo.vprevout[j];
- int res = ApplyTxInUndo(undo, view, out);
+ int res = ApplyTxInUndo(std::move(txundo.vprevout[j]), view, out);
if (res == DISCONNECT_FAILED) return DISCONNECT_FAILED;
fClean = fClean && res != DISCONNECT_UNCLEAN;
}
+ // At this point, all of txundo.vprevout should have been moved out.
}
}