📄 posixexp2.sub
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x=a\ b[ "$x" = "${x?}" ] || exit 1set -- ${x?}{ [ "$#" = 2 ] && [ "$1" = a ] && [ "$2" = b ]; } || exit 1unset x(echo ${x?abcdefg}) 2>&1 | grep abcdefg >/dev/null || exit 1${THIS_SH} -c 'unset foo; echo ${foo?}' 2>/dev/null && exit 2${THIS_SH} -c 'foo=; echo ${foo:?}' 2>/dev/null && exit 3${THIS_SH} -c 'foo=; echo ${foo?}' >/dev/null || exit 4${THIS_SH} -c 'foo=1; echo ${foo:?}' >/dev/null || exit 5${THIS_SH} -c 'echo ${!?}' 2>/dev/null && exit 6${THIS_SH} -c ':& echo ${!?}' >/dev/null || exit 7${THIS_SH} -c 'echo ${#?}' >/dev/null || exit 8${THIS_SH} -c 'echo ${*?}' 2>/dev/null && exit 9${THIS_SH} -c 'echo ${*?}' ${THIS_SH} x >/dev/null || exit 10${THIS_SH} -c 'echo ${1?}' 2>/dev/null && exit 11${THIS_SH} -c 'echo ${1?}' ${THIS_SH} x >/dev/null || exit 12${THIS_SH} -c 'echo ${2?}' ${THIS_SH} x 2>/dev/null && exit 13${THIS_SH} -c 'echo ${2?}' ${THIS_SH} x y >/dev/null || exit 14exit 0
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