[issue19972] Leak in pickle (?)

[Roundup Robot]

Roundup Robot added the comment:

New changeset 8a78988fdb04 by Stefan Krah in branch 'default':
Issue #19972: Add rarely used freefunc.  This fixes a leak if sys.exit()
http://hg.python.org/cpython/rev/8a78988fdb04

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nosy: +python-dev

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<http://bugs.python.org/issue19972>
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