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# 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/>.
#
oIFS=$IFS
set -- ''
unset v
recho ${v= ''}
recho $v
unset v
recho ${v=''}
recho $v
unset v
recho ${v= $*}
recho $v
unset v
recho ${v=$*}
recho $v
unset v
recho ${v='' }
recho $v
unset v
recho ${v= '' }
recho $v
unset v
recho ${v=$* }
recho $v
unset v
recho ${v= $* }
recho $v
unset IFS
unset v
recho ${v= ''}
recho $v
unset v
recho ${v=''}
recho $v
unset v
recho ${v= $*}
recho $v
unset v
recho ${v=$*}
recho $v
unset v
recho ${v='' }
recho $v
unset v
recho ${v= '' }
recho $v
unset v
recho ${v=$* }
recho $v
unset v
recho ${v= $* }
recho $v
unset -v v
IFS=$oIFS
# This shouldn't output anything
set -- '' ''
unset -v v
recho ${v=$*}
unset -v v
recho ${v= $*}
unset -v v
recho ${v=$* }
unset -v v
recho ${v= $* }
unset -v v IFS
recho ${v=$*}
unset -v v
recho ${v= $*}
unset -v v
recho ${v= $* }
unset -v v
recho ${v= $*}
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