bash(1) on macOS
The text 29b8c8b091cd, as Mac OS X 10.5.8, Mac OS X 10.5.7, Mac OS X 10.5.6, Mac OS X 10.5.5, Mac OS X 10.5.4, Mac OS X 10.5.3, Mac OS X 10.5.2, Mac OS X 10.5.1, Mac OS X 10.5 shipped it.
GNU Bourne-Again SHell
Flags it lists
-
-- -
--debugger -
--dump-po-strings -
--dump-strings -
--help -
--init-file -
--login -
--noediting -
--noprofile -
--norc -
--posix -
--rcfile -
--restricted -
--verbose -
--version -
-D -
-i -
-l -
-r -
-s