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Return a bool in SpendCoin to restore pre-per-utxo assert semantics

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Since its free to do so, assert that Spends succeeded when we expect
them to.
This commit is contained in:
Matt Corallo 2017-06-05 11:50:47 -04:00
parent ec1271f2be
commit 3533fb4d33
3 changed files with 8 additions and 6 deletions
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7
src/validation.cpp
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@ -1118,7 +1118,8 @@ void UpdateCoins(const CTransaction& tx, CCoinsViewCache& inputs, CTxUndo &txund
txundo.vprevout.reserve(tx.vin.size());
BOOST_FOREACH(const CTxIn &txin, tx.vin) {
txundo.vprevout.emplace_back();
inputs.SpendCoin(txin.prevout, &txundo.vprevout.back());
bool is_spent = inputs.SpendCoin(txin.prevout, &txundo.vprevout.back());
assert(is_spent);
}
}
// add outputs
@ -1358,8 +1359,8 @@ static DisconnectResult DisconnectBlock(const CBlock& block, const CBlockIndex*
if (!tx.vout[o].scriptPubKey.IsUnspendable()) {
COutPoint out(hash, o);
Coin coin;
view.SpendCoin(out, &coin);
if (tx.vout[o] != coin.out) {
bool is_spent = view.SpendCoin(out, &coin);
if (!is_spent || tx.vout[o] != coin.out) {
fClean = false; // transaction output mismatch
}
}