updated for version 7.4.396
Problem:    When 'clipboard' is "unnamed", :g/pat/d is very slow. (Praful)
Solution:   Only set the clipboard after the last delete. (Christian Brabandt)
diff --git a/src/ex_cmds2.c b/src/ex_cmds2.c
index c502ff8..908552d 100644
--- a/src/ex_cmds2.c
+++ b/src/ex_cmds2.c
@@ -2464,6 +2464,9 @@
 	 * great speed improvement. */
 	save_ei = au_event_disable(",Syntax");
 #endif
+#ifdef FEAT_CLIPBOARD
+    start_global_changes();
+#endif
 
     if (eap->cmdidx == CMD_windo
 	    || eap->cmdidx == CMD_tabdo
@@ -2591,6 +2594,9 @@
 					       curbuf->b_fname, TRUE, curbuf);
     }
 #endif
+#ifdef FEAT_CLIPBOARD
+    end_global_changes();
+#endif
 }
 
 /*
@@ -2750,8 +2756,8 @@
  * used.
  * Returns OK when at least one match found, FAIL otherwise.
  *
- * If "name" is NULL calls callback for each entry in runtimepath. Cookie is 
- * passed by reference in this case, setting it to NULL indicates that callback 
+ * If "name" is NULL calls callback for each entry in runtimepath. Cookie is
+ * passed by reference in this case, setting it to NULL indicates that callback
  * has done its job.
  */
     int