Documentation.

docs/security-considerations.rst

@@ -86,7 +86,7 @@ as it uses ``call`` which forwards all remaining gas by default:
         mapping(address => uint) shares;
         /// Withdraw your share.
         function withdraw() public {
-            if (msg.sender.call.value(shares[msg.sender])())
+            if (msg.sender.call.value(shares[msg.sender])(""))
                 shares[msg.sender] = 0;
         }
     }
@@ -140,7 +140,7 @@ Sending and Receiving Ether
   (for example in the "details" section in Remix).
 
 - There is a way to forward more gas to the receiving contract using
-  ``addr.call.value(x)()``. This is essentially the same as ``addr.transfer(x)``,
+  ``addr.call.value(x)("")``. This is essentially the same as ``addr.transfer(x)``,
   only that it forwards all remaining gas and opens up the ability for the
   recipient to perform more expensive actions (and it only returns a failure code
   and does not automatically propagate the error). This might include calling back