commit https://github.com/vim/vim/commit/027387f70c671f62e3e08e0bdd09ec05b0232735 Author: Bram Moolenaar <Bram@vim.org> Date: Sat Jan 2 22:25:52 2016 +0100 patch 7.4.1037 Problem: Using "q!" when there is a modified hidden buffer does not unload the current buffer, resulting in the need to abandon it again. Solution: When using "q!" unload the current buffer when needed. (Yasuhiro Matsumoto, Hirohito Higashi)

--- a/src/gui.c
+++ b/src/gui.c
@@ -825,7 +825,7 @@ gui_shell_closed()
 # endif
     /* If there are changed buffers, present the user with a dialog if
      * possible, otherwise give an error message. */
-    if (!check_changed_any(FALSE))
+    if (!check_changed_any(FALSE, FALSE))
 	getout(0);
 
     exiting = FALSE;