From 0595f20e48ea049bc07ed7ee32c64432d6bff9af Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dan=20=C4=8Cerm=C3=A1k?= <dan.cermak@cgc-instruments.com>
Date: Sat, 19 Jan 2019 00:42:34 +0100
Subject: [PATCH 2/2] Abort testsuite on unexpected differences

---
 tests/Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/Makefile b/tests/Makefile
index b100dbd..5239513 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -22,6 +22,7 @@ regress:
 	    echo $${file}; \
 	    if $(UTILBINDIR)/doclifter <$${file}.man >$(TESTDIRPARENT)/regress$$; \
 	    then diff -u $${file}.chk $(TESTDIRPARENT)/regress$$; \
+	        if [ $$? -ne 0 ]; then echo "*** Output differs"; exit 1; fi \
 	    else echo "*** Nonzero return status on $${file}!"; exit 1; fi \
 	done
 	@rm -f $(TESTDIRPARENT)/regress
-- 
2.20.1