1 files changed, 28 insertions, 0 deletions
diff --git a/src/grep/tests/high-bit-range b/src/grep/tests/high-bit-range
new file mode 100755
index 0000000..38dff54
--- /dev/null
+++ b/src/grep/tests/high-bit-range
@@ -0,0 +1,28 @@
+#!/bin/sh
+# Exercise high-bit-set unibyte-in-[...]-range bug.
+
+# Copyright (C) 2011-2021 Free Software Foundation, Inc.
+
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+. "${srcdir=.}/init.sh"; path_prepend_ ../src
+
+fail=0
+
+printf '\201\n' > in || framework_failure_
+grep -a "$(printf '[\201]')" in > out || fail=1
+
+compare out in || fail=1
+
+Exit $fail