$ perlbrew switch 5.14.4
$ perl ./doit.pl
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x25e5d48) old= at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
running sub  at ./doit.pl line 25.
running sub  at ./doit.pl line 25.
running sub  at ./doit.pl line 25.


$ perlbrew switch 5.16.3
$ perl ./doit.pl # v5.16.3
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1f32970) old= at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
running sub  at ./doit.pl line 25.
running sub  at ./doit.pl line 25.
running sub  at ./doit.pl line 25.

$ perlbrew switch 5.18.4
$ perl ./doit.pl
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x16138e8) old= at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
Subroutine Bar::SUPER::data redefined at ./doit.pl line 25.
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1613858) old=CODE(0x16138e8) at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
Subroutine Bar::SUPER::data redefined at ./doit.pl line 25.
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1613768) old=CODE(0x1613858) at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
Subroutine Bar::SUPER::data redefined at ./doit.pl line 25.
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1613888) old=CODE(0x1613768) at ./doit.pl line 29.
running sub  at ./doit.pl line 25.


$ perlbrew switch perl-blead
$ perl -v | grep built
This is perl 5, version 25, subversion 5 (v5.25.5 (v5.25.4-61-g483efd0)) built for x86_64-linux
$ perl ./doit.pl
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1aeedc8) old= at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
Subroutine Bar::SUPER::data redefined at ./doit.pl line 25.
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1aeed38) old=CODE(0x1aeedc8) at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
Subroutine Bar::SUPER::data redefined at ./doit.pl line 25.
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1aeec48) old=CODE(0x1aeed38) at ./doit.pl line 29.
running sub  at ./doit.pl line 25.
Subroutine Bar::SUPER::data redefined at ./doit.pl line 25.
installed sub AUTOLOAD=Bar::SUPER::data new=CODE(0x1aeed68) old=CODE(0x1aeec48) at ./doit.pl line 29.
running sub  at ./doit.pl line 25.