1 files changed, 34 insertions, 0 deletions
diff --git a/testsuite/subst-mb-incomplete.sh b/testsuite/subst-mb-incomplete.sh
new file mode 100755
index 0000000..90d73cf
--- /dev/null
+++ b/testsuite/subst-mb-incomplete.sh
@@ -0,0 +1,34 @@
+#!/bin/sh
+# Ensure that sed no longer writes beyond the end of a heap buffer when
+# performing a substitution with a replacement string containing an
+# incomplete multi-byte character.
+
+# Copyright (C) 2015-2016 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 <http://www.gnu.org/licenses/>.
+. "${srcdir=.}/testsuite/init.sh"; path_prepend_ ./sed
+print_ver_ sed
+
+require_en_utf8_locale_
+
+echo > in || framework_failure_
+printf '\233\375\200\n' > exp-out || framework_failure_
+
+fail=0
+LC_ALL=en_US.utf8 sed $(printf 's/^/\\L\233\375\\\200/') in > out 2> err
+
+compare exp-out out || fail=1
+compare /dev/null err || fail=1
+
+Exit $fail