--- old/src/java.desktop/windows/native/libawt/windows/awt_TextField.cpp	2018-09-30 07:53:04.687000000 +0530
+++ new/src/java.desktop/windows/native/libawt/windows/awt_TextField.cpp	2018-09-30 07:53:04.423000000 +0530
@@ -102,7 +102,7 @@
          * to allow dnd of the current selection.
          */
         if (msg->message == WM_LBUTTONDBLCLK) {
-            jchar echo = SendMessage(EM_GETPASSWORDCHAR);
+            jchar echo = static_cast<jchar>(SendMessage(EM_GETPASSWORDCHAR));
 
             if(echo == 0){
               SetStartSelectionPos(static_cast<LONG>(SendMessage(