The people discussing perlbug 41574 think it's specific to (some versions of) Windows.
The only person in this thread reporting the problem uses WinXP.
I only have access to Windows machines.

I'd take the lack of refutation as nothing more than people not reading the thread this deep.

In reply to Re^12: baton passing threads and cond_signal by ikegami
in thread baton passing threads and cond_signal by Anonymous Monk

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