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-rwxr-xr-xsrc/grep/tests/pcre-o17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/grep/tests/pcre-o b/src/grep/tests/pcre-o
new file mode 100755
index 0000000..1d155a7
--- /dev/null
+++ b/src/grep/tests/pcre-o
@@ -0,0 +1,17 @@
+#! /bin/sh
+# Ensure that grep -oP doesn't cause internal error at match.
+#
+# Copyright (C) 2014-2021 Free Software Foundation, Inc.
+#
+# Copying and distribution of this file, with or without modification,
+# are permitted in any medium without royalty provided the copyright
+# notice and this notice are preserved.
+
+. "${srcdir=.}/init.sh"; path_prepend_ ../src
+require_pcre_
+
+fail=0
+
+echo ab | grep -oP 'a' || fail=1
+
+Exit $fail