use strict;

use Safe;

my $CODE = << 'END';

package A;

sub new {
  my($class) = @_;
  print "hi there";
  bless { }, $class;
}

package B; 

@ISA = qw(ROOT::A);

END

# If I uncomment this line, everything works.
# eval $CODE;

my $safe = Safe->new('ROOT');

$safe->reval($CODE);       
warn "code - $@" if $@;

ROOT::B->new();
warn "new - $@" if $@;

##</code><code>##

use strict;
use warnings;
use Safe;

my $despatch = {};

my $code = sub
{
	my $module = "A";
	my $mainmodule = $module . ".pm";
	require $mainmodule; 
	import $mainmodule;	
	
	my $obj = $module->new();
	$despatch->{"A"} = $obj;
	
	$module = "B";
	
	$obj = $module->new();
	$despatch->{"$obj"} = $obj;
};
	
my $compartment = Safe->new('testing');
$compartment->reval(&{$code}());

$compartment->reval(
	$despatch->{'A'}->test()
);

##</code><code>##

package A;

sub new {
  my($class) = @_;
  print "hi there\n";
  bless { }, $class;
}

sub test
{
	print "In test";
}

package B; 

@ISA = qw(A);
1;