        assembly {
            // Transfer the ETH and store if it succeeded or not.
            success := call(gas(), to, amount, 0, 0, 0, 0)
        }

       // <-- Do something here to disturb the returndata buffer

        // If the call fails...
        if (!success) {
            // Revert and pass the revert reason along if one was returned.
            _revertWithReasonIfOneIsReturned();

            // Otherwise, revert with a generic error message.
            revert EtherTransferGenericFailure(to, amount);
        }
-    function _revertWithReasonIfOneIsReturned() internal view {
+    function _revertWithReasonIfOneIsReturned() view {
