Run `src/qt/bitcoin-qt --disablewallet=1`. 
Quitting after any amount of time will result in `Segmentation fault: 11`

0.14.0 branch at 861cb0c83db0571c2863f6b6276314e115c266ee , osx 10.12.3, Qt5.8
this->installEventFilter(this);
    
    setWalletActionsEnabled(false);
    
    subscribeToCoreSignals();
    connect(connectionsControl, SIGNAL(clicked(QPoint)), this, SLOT(toggleNetworkActive()));
    modalOverlay = new ModalOverlay(this->centralWidget());
#ifdef ENABLE_WALLET
    if(enableWallet) {
        connect(walletFrame, SIGNAL(requestedSyncWarningInfo()), this, SLOT(showModalOverlay()));
        connect(labelBlocksIcon, SIGNAL(clicked(QPoint)), this, SLOT(showModalOverlay()));
        connect(progressBar, SIGNAL(clicked(QPoint)), this, SLOT(showModalOverlay()));
    }
#endif
}
BitcoinGUI::~BitcoinGUI()
{
    
    unsubscribeFromCoreSignals();
    GUIUtil::saveWindowGeometry("nWindow", this);
    if(trayIcon) 
        trayIcon->hide();
#ifdef Q_OS_MAC
    delete appMenuBar;
    MacDockIconHandler::cleanup();
#endif
    delete rpcConsole;
}
void BitcoinGUI::createActions()