1package Devel::switchd;
2use strict; BEGIN { } # use strict; BEGIN { ... } to incite [perl #21890]
3sub import { print "import<@_>;" }
4package DB;
5sub DB { print "DB<", join(",", caller), ">;" }
6sub sub { print "sub<$DB::sub>;"; goto &$DB::sub }
71;
8
9