[master] f8f8f1f72 Cover double import

[Poul-Henning Kamp]

commit f8f8f1f72d3fd9e87d0aa63f3b20a630bc947bfb
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Wed May 15 21:13:07 2019 +0000

    Cover double import

diff --git a/bin/varnishtest/tests/m00000.vtc b/bin/varnishtest/tests/m00000.vtc
index b0e894419..1931db422 100644
--- a/bin/varnishtest/tests/m00000.vtc
+++ b/bin/varnishtest/tests/m00000.vtc
@@ -10,6 +10,7 @@ varnish v1 -vcl+backend {
 	import std;
 	import debug;
 	import vtc;
+	import debug;		// again
 
 	sub vcl_init {
 		new objx = debug.obj();