Not all closures leak memory. Here's an example of a situation that does leak: 
my $foo;

sub leaky {
    my $closure = sub { $foo++ };
}

[download]
That will create a new copy of $foo every time and it will not get cleaned up. I don't know if 5.8 did anything to address this or not.

In reply to Re: Garbage-collecting with closures by perrin
in thread Garbage-collecting with closures by batkins

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