1 files changed, 11 insertions, 6 deletions
diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp
index 6a3f903206..02254da3ce 100644
--- a/src/qt/walletmodel.cpp
+++ b/src/qt/walletmodel.cpp
@@ -29,6 +29,7 @@
 #include <wallet/wallet.h> // for CRecipient
 
 #include <stdint.h>
+#include <functional>
 
 #include <QDebug>
 #include <QMessageBox>
@@ -244,7 +245,7 @@ WalletModel::SendCoinsReturn WalletModel::sendCoins(WalletModelTransaction &tran
 
         CDataStream ssTx(SER_NETWORK, PROTOCOL_VERSION);
         ssTx << *newTx;
-        transaction_array.append(&(ssTx[0]), ssTx.size());
+        transaction_array.append((const char*)&(ssTx[0]), ssTx.size());
     }
 
     // Add addresses / update labels that we've sent to the address book,
@@ -313,12 +314,9 @@ WalletModel::EncryptionStatus WalletModel::getEncryptionStatus() const
     }
 }
 
-bool WalletModel::setWalletEncrypted(bool encrypted, const SecureString &passphrase)
+bool WalletModel::setWalletEncrypted(const SecureString& passphrase)
 {
-    if (encrypted) {
-        return m_wallet->encryptWallet(passphrase);
-    }
-    return false;
+    return m_wallet->encryptWallet(passphrase);
 }
 
 bool WalletModel::setWalletLocked(bool locked, const SecureString &passPhrase)
@@ -517,6 +515,13 @@ bool WalletModel::bumpFee(uint256 hash, uint256& new_hash)
     questionString.append("</td><td>");
     questionString.append(BitcoinUnits::formatHtmlWithUnit(getOptionsModel()->getDisplayUnit(), new_fee));
     questionString.append("</td></tr></table>");
+
+    // Display warning in the "Confirm fee bump" window if the "Coin Control Features" option is enabled
+    if (getOptionsModel()->getCoinControlFeatures()) {
+        questionString.append("<br><br>");
+        questionString.append(tr("Warning: This may pay the additional fee by reducing change outputs or adding inputs, when necessary. It may add a new change output if one does not already exist. These changes may potentially leak privacy."));
+    }
+
     SendConfirmationDialog confirmationDialog(tr("Confirm fee bump"), questionString);
     confirmationDialog.exec();
     QMessageBox::StandardButton retval = static_cast<QMessageBox::StandardButton>(confirmationDialog.result());