From da1702c0e2fd5b5b4300bbae3f21db7ac5d74198 Mon Sep 17 00:00:00 2001
From: Andrew Aitchison <exim@aitchison.me.uk>
Date: Fri, 17 Mar 2023 12:19:48 +0000
Subject: [PATCH] Testsuite: tidy use of undef'd var

---
 test/runtest | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/runtest b/test/runtest
index 64a8e7f37..8d96e13bd 100755
--- a/test/runtest
+++ b/test/runtest
@@ -4072,7 +4072,7 @@ DIR: for (my $i = 0; $i < @test_dirs; $i++)
 	if (!defined $1 && $? != 0 || defined $1 && $? == 0) {
 	  $wantthis = 0;
 	  unlink("$parm_cwd/test-config");
-	  $_ = "$1feature $2";
+	  $_ = $1 || "" . "feature $2";
 	  last;
 	}
 	unlink("$parm_cwd/test-config");
-- 
2.30.2