Since bash 5.2, local/typeset/declare -p without argument no longer outputs "declare -- -" when local - is used.
But local/typeset/declare -p - still outputs "declare -- -" instead of
"local -".
bash-5.1$ a () { local -; local -p; declare -p -; typeset -p -;
local -p - ;}
bash-5.1$ a
declare -- -
declare -- -
declare -- -
declare -- -
bash-5.2$ a () { local -; local -p; declare -p -; typeset -p -;
local -p - ;}
bash-5.2$ a
local -
declare -- -
declare -- -
declare -- -
