patch 7.4.1915
Problem:    The effect of the PopupMenu autocommand isn't directly visible.
Solution:   Call gui_update_menus() before displaying the popup menu. (Shane
            Harper, closs #855)
diff --git a/src/menu.c b/src/menu.c
index b6f8ce4..2802de3 100644
--- a/src/menu.c
+++ b/src/menu.c
@@ -1970,7 +1970,12 @@
 
     /* Only show a popup when it is defined and has entries */
     if (menu != NULL && menu->children != NULL)
+    {
+	/* Update the menus now, in case the MenuPopup autocommand did
+	 * anything. */
+	gui_update_menus(0);
 	gui_mch_show_popupmenu(menu);
+    }
 }
 #endif /* FEAT_GUI */
 
diff --git a/src/version.c b/src/version.c
index 4a2d537..1acd1e4 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1915,
+/**/
     1914,
 /**/
     1913,