# $FreeBSD: releng/12.1/bin/sh/tests/execution/set-x4.0 275766 2014-12-14 16:26:19Z jilles $

key=`printf '\r\t\001\200\300'`
r=`{ set -x; : "$key"; } 2>&1 >/dev/null`
case $r in
*[![:print:]]*) echo fail; exit 3
esac