Re^2: Perl threads test on Windows: how to close thread handles?

# Loop through all the threads 
foreach $thr (threads->list) {
    $thr->yield;
}
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I don't get it. How will calling yield at any point in my test program cause the underlying Win32 thread handle to be closed?

To clarify, I think my test program above demonstrates a perl bug, but, being very new to threads, I need confirmation that I'm not being silly before perl-bugging it.

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