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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/>.
#
# a collection of cases in bug reports after bash-5.0-alpha was released
declare -n r=v[0]
v=(X); r=Y
declare -p ${!v*}
printf "%s: <%s>\n" "r" "$r" "v" "$v"
unset -n r
unset -v v
declare -n ref=var; declare -a ref
ref=(X)
declare -p ref var
unset -n ref
unset -v var
f() { declare -n ref=var; declare ref=(X); declare -p ref var; };
f
unset -f f
f() { declare -n ref=var; declare -g ref=(X); declare -p ref var; };
declare -n ref=foo
f
echo outside:
declare -p foo
unset -n ref
unset -v foo
unset -f f
f() { declare -n ref=var; declare -a ref; ref=(X); declare -p ref var; }
f
echo outside:
declare -p ref var
unset -f f
f() { declare -n ref=var; declare ref; ref=X; declare -p ref var; }
f
echo outside:
declare -p ref var
unset -f f
unset -n ref; unset var
f()
{
declare var=X; declare -n ref=var; declare ref=(Y)
declare -p ref var
}
f
unset -f f
declare -n ref=var
f() { local ref=Y; declare -p ref var; local; }
var=X
f
unset -v var
f
unset -n ref
unset -f f
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