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[FreeBSD/releng/9.2.git] / tools / regression / bin / sh / expansion / set-u3.0
1 # $FreeBSD$
2
3 set -u
4 unset x
5 v=$( (eval ': $((x))') 2>&1 >/dev/null)
6 [ $? -ne 0 ] && [ -n "$v" ]