===================================================================
RCS file: /cvs/mandoc/regress/roff/de/Makefile,v
retrieving revision 1.1
retrieving revision 1.6
diff -u -p -r1.1 -r1.6
--- mandoc/regress/roff/de/Makefile	2017/02/08 03:03:19	1.1
+++ mandoc/regress/roff/de/Makefile	2020/07/30 21:42:29	1.6
@@ -1,8 +1,14 @@
-# $OpenBSD: Makefile,v 1.1 2017/02/08 03:03:19 schwarze Exp $
+# $OpenBSD: Makefile,v 1.6 2020/07/30 21:42:29 schwarze Exp $
 
-REGRESS_TARGETS = append cond escname factorial indir startde TH Dd
-LINT_TARGETS	= escname indir
+REGRESS_TARGETS	 = append cond empty escname factorial
+REGRESS_TARGETS	+= indir infinite startde tab TH Dd
+LINT_TARGETS	 = escname indir infinite
 
+# groff-1.22.4 defect:
+# infinite recursion aborts output completely
+
+SKIP_GROFF	 = infinite
+
 .include <bsd.regress.mk>
 
 
@@ -22,17 +28,17 @@ groff-clean: groff-clean-opt
 # --- local rules ---
 
 ascii-diff-opt: TH.mandoc_ascii_opt Dd.mandoc_ascii_opt
-	@${DIFF} ${.CURDIR}/TH.out_ascii_opt TH.mandoc_ascii_opt
-	@${DIFF} ${.CURDIR}/Dd.out_ascii_opt Dd.mandoc_ascii_opt
+	${DIFF} ${.CURDIR}/TH.out_ascii_opt TH.mandoc_ascii_opt
+	${DIFF} ${.CURDIR}/Dd.out_ascii_opt Dd.mandoc_ascii_opt
 
 TH.mandoc_ascii_opt: TH.in
-	@${MANDOC} -Tascii -man ${.ALLSRC} > ${.TARGET}
+	${MANDOC} -Ios=OpenBSD -Tascii -man ${.ALLSRC} > ${.TARGET}
 
 Dd.mandoc_ascii_opt: Dd.in
-	@${MANDOC} -Tascii -mdoc ${.ALLSRC} > ${.TARGET}
+	${MANDOC} -Ios=OpenBSD -Tascii -mdoc ${.ALLSRC} > ${.TARGET}
 
 ascii-clean-opt:
-	@rm -f TH.mandoc_ascii_opt Dd.mandoc_ascii_opt
+	rm -f TH.mandoc_ascii_opt Dd.mandoc_ascii_opt
 
 TH.out_ascii_opt: TH.in
 	/usr/local/bin/nroff -c -man -Tascii ${.ALLSRC} > ${.TARGET}