patch 8.1.0892: failure when closing a window when location list is in use commit https://github.com/vim/vim/commit/eeb1b9c7ed33c152e041a286d79bf3ed00d80e40 Author: Bram Moolenaar <Bram@vim.org> Date: Sun Feb 10 22:59:04 2019 +0100 patch 8.1.0892: failure when closing a window when location list is in use Problem: Failure when closing a window when location list is in use. Solution: Handle the situation gracefully. Make sure memory for 'switchbuf' is not freed at the wrong time. (Yegappan Lakshmanan, closes #3928)

--- a/src/window.c
+++ b/src/window.c
@@ -7193,11 +7193,10 @@ win_id2tabwin(typval_T *argvars, list_T 
 }
 
     win_T *
-win_id2wp(typval_T *argvars)
+win_id2wp(int id)
 {
     win_T	*wp;
     tabpage_T   *tp;
-    int		id = tv_get_number(&argvars[0]);
 
     FOR_ALL_TAB_WINDOWS(tp, wp)
 	if (wp->w_id == id)