#!/usr/bin/env perl use strict; use warnings; use lib 't/lib'; use Test::More; use Package::Stash; { package Foo; } { package Bar; } my $stash = Package::Stash->new('Foo'); my @ISA = ('Bar'); @{$stash->get_or_add_symbol('@ISA')} = @ISA; isa_ok('Foo', 'Bar'); done_testing;