[issue17206] Py_XDECREF() expands its argument multiple times

[Roundup Robot]

Roundup Robot added the comment:

New changeset aff41a6421c2 by Benjamin Peterson in branch 'default':
don't expand the operand to Py_XINCREF/XDECREF/CLEAR/DECREF multiple times (closes #17206)
http://hg.python.org/cpython/rev/aff41a6421c2

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nosy: +python-dev
resolution:  -> fixed
stage:  -> committed/rejected
status: open -> closed

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<http://bugs.python.org/issue17206>
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