patch 7.4.1419
Problem: Tests slowed down because of the "not a terminal" warning.
Solution: Add the --not-a-term command line argument.
diff --git a/runtime/doc/starting.txt b/runtime/doc/starting.txt
index 695eb45..b0130a3 100644
--- a/runtime/doc/starting.txt
+++ b/runtime/doc/starting.txt
@@ -414,6 +414,10 @@
not needed, because Vim will be able to find out what type
of terminal you are using. (See |terminal-info|.) {not in Vi}
+--not-a-term Tells Vim that the user knows that the input and/or output is
+ not connected to a terminal. This will avoid the warning and
+ the two second delay that would happen.
+
*-d*
-d Start in diff mode, like |vimdiff|.
{not in Vi} {not available when compiled without the |+diff|