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author | practicalswift <practicalswift@users.noreply.github.com> | 2017-08-28 09:20:50 +0200 |
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committer | practicalswift <practicalswift@users.noreply.github.com> | 2017-08-28 09:20:50 +0200 |
commit | 55509f1a11003837714071d05ea878b340757a76 (patch) | |
tree | f383c41d3a9564ff7bae1a86d7aa1b3f42b86c21 | |
parent | 3f726c99f819f97f2ab21b94d34c6b3129cd883a (diff) | |
download | bitcoin-55509f1a11003837714071d05ea878b340757a76.tar.xz |
Document assumptions that are being made to avoid division by zero
-rw-r--r-- | src/policy/fees.cpp | 1 | ||||
-rw-r--r-- | src/qt/coincontroldialog.cpp | 1 | ||||
-rw-r--r-- | src/wallet/wallet.cpp | 1 |
3 files changed, 3 insertions, 0 deletions
diff --git a/src/policy/fees.cpp b/src/policy/fees.cpp index b9476407cf..5c92a0eb41 100644 --- a/src/policy/fees.cpp +++ b/src/policy/fees.cpp @@ -503,6 +503,7 @@ void TxConfirmStats::removeTx(unsigned int entryHeight, unsigned int nBestSeenHe } } if (!inBlock && (unsigned int)blocksAgo >= scale) { // Only counts as a failure if not confirmed for entire period + assert(scale != 0); unsigned int periodsAgo = blocksAgo / scale; for (size_t i = 0; i < periodsAgo && i < failAvg.size(); i++) { failAvg[i][bucketindex]++; diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp index f3ee0fbe39..0225dd3cd6 100644 --- a/src/qt/coincontroldialog.cpp +++ b/src/qt/coincontroldialog.cpp @@ -581,6 +581,7 @@ void CoinControlDialog::updateLabels(WalletModel *model, QDialog* dialog) QString toolTipDust = tr("This label turns red if any recipient receives an amount smaller than the current dust threshold."); // how many satoshis the estimated fee can vary per byte we guess wrong + assert(nBytes != 0); double dFeeVary = (double)nPayFee / nBytes; QString toolTip4 = tr("Can vary +/- %1 satoshi(s) per input.").arg(dFeeVary); diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp index 291bcc7a20..6d94154da8 100644 --- a/src/wallet/wallet.cpp +++ b/src/wallet/wallet.cpp @@ -2741,6 +2741,7 @@ bool CWallet::CreateTransaction(const std::vector<CRecipient>& vecSend, CWalletT if (recipient.fSubtractFeeFromAmount) { + assert(nSubtractFeeFromAmount != 0); txout.nValue -= nFeeRet / nSubtractFeeFromAmount; // Subtract fee equally from each selected recipient if (fFirst) // first receiver pays the remainder not divisible by output count |