From 0e41808f2b25117c153c55d3913d85ce21b735fd Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Thu, 28 Jun 2018 15:53:28 +0100
Subject: [PATCH] test suite: manpages-format: work properly when no expected
 warnings

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>
---
 tests/tests/manpages-format | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tests/tests/manpages-format b/tests/tests/manpages-format
index c905445b..79efb875 100755
--- a/tests/tests/manpages-format
+++ b/tests/tests/manpages-format
@@ -37,12 +37,14 @@ not_egrep_vxPf () {
 	perl -ne '
 		BEGIN () {
 			open PATS, shift @ARGV or die $!;
-			$re = join "|", map { chomp; qr{^(?:$_)$} } <PATS>;
+			$re = join "|", map { chomp; qr{^(?:$_)$} }
+				qr{^(?=a)b}, <PATS>;
+			print STDERR "RE $re\n";
 		}
 		next if m{$re};
 		print STDERR "unexpected: $_";
 		$bad = 1;
-		END { die "unexpected, re= $re\n" if $bad; }
+		END { die "unexpected errors\n" if $bad; }
 	' "$@"
 }
 
-- 
2.30.2