Add a (currently failing) regression test for a bug in grep. Otto@

has a fix under review.

OK otto@ blambert@

3 files changed, 15 insertions, 3 deletions

diff --git a/regress/usr.bin/grep/Makefile b/regress/usr.bin/grep/Makefile
index 2b8581f0a8e..c4087fedb40 100644
--- a/regress/usr.bin/grep/Makefile
+++ b/regress/usr.bin/grep/Makefile
@@ -1,7 +1,7 @@
-# $OpenBSD: Makefile,v 1.15 2011/07/11 22:01:28 okan Exp $
+# $OpenBSD: Makefile,v 1.16 2012/12/11 08:22:59 weerd Exp $
 
 REGRESS_TARGETS=t1 t2 t3 t4 t5 t6 t7 t8 t9 t10 t11 t12 t13 t14 t15 t16 t17 \
-	t18 t19 t20 t21 t22 t23 t24
+	t18 t19 t20 t21 t22 t23 t24 t25
 
 t1:
 	grep t.s ${.CURDIR}/in | diff - ${.CURDIR}/t1.out
@@ -96,8 +96,11 @@ t24:
 	grep -x -e '' < ${.CURDIR}/in | diff - /dev/null
 	grep -f /dev/null < ${.CURDIR}/in | diff - /dev/null
 
+t25:
+	grep -o [ab] ${.CURDIR}/t25.in | diff - ${.CURDIR}/t25.out
+
 
 .PHONY: t1 t2 t3 t4 t5 t6 t7 t8 t9 t10 t11 t12 t13 t14 t15 t16 t17 t18 t19 t20
-.PHONY: t21 t22 t23 t24
+.PHONY: t21 t22 t23 t24 t25
 
 .include <bsd.regress.mk>
diff --git a/regress/usr.bin/grep/t25.in b/regress/usr.bin/grep/t25.in
new file mode 100644
index 00000000000..8a465872006
--- /dev/null
+++ b/regress/usr.bin/grep/t25.in
@@ -0,0 +1 @@
+aaaabbbb
diff --git a/regress/usr.bin/grep/t25.out b/regress/usr.bin/grep/t25.out
new file mode 100644
index 00000000000..6f14b10b63a
--- /dev/null
+++ b/regress/usr.bin/grep/t25.out
@@ -0,0 +1,8 @@
+a
+a
+a
+a
+b
+b
+b
+b