patch 7.4.897
Problem:    Freeze and crash when there is a sleep in a remote command.
            (Karl Yngve LervÄg)
Solution:   Remove a message from the queue before dealing with it. (James
            Kolb)
diff --git a/src/if_xcmdsrv.c b/src/if_xcmdsrv.c
index cf6d9a7..b1fbdaa 100644
--- a/src/if_xcmdsrv.c
+++ b/src/if_xcmdsrv.c
@@ -1235,9 +1235,9 @@
     while (head.next != NULL && head.next != &head)
     {
 	node = head.next;
-	server_parse_message(X_DISPLAY, node->propInfo, node->len);
 	head.next = node->next;
 	node->next->prev = node->prev;
+	server_parse_message(X_DISPLAY, node->propInfo, node->len);
 	vim_free(node);
     }
 }