use strict;
use warnings;
use Data::Dump qw/pp dd/;

$\="\n";


our $PHASE=0;
{
    if ( my $x = bless {name=>"extra block"}, "TEST" ) {
        $PHASE=1;
        print $x;
    }
}                                       # DESTRUCTION

$PHASE=2;                               # line 16


if ( my $x = bless {name=>"head if"}, "TEST" ) {
    $PHASE=3;
    print $x;
}                                       # NO DESTRUCTION

# --- uncomment for compile-time error
# print $x;


print "";

$PHASE=4;

print "";                               # line 32



package TEST;
use Carp;

sub DESTROY {
    my ( $self ) = @_ ;
    carp "DESTROY <x: $self->{name}> <PHASE: $::PHASE>";
}


##</code><code>##

C:/Strawberry/perl/bin\perl.exe -w d:/tmp/pm/berny_open.pl 
DESTROY <x: extra block> <PHASE: 1> at d:/tmp/pm/berny_open.pl line 16.
DESTROY <x: head if> <PHASE: 4> at d:/tmp/pm/berny_open.pl line 32.
TEST=HASH(0x1ca7e8)
TEST=HASH(0x1ca8f0)