[3.10] gh-98724: Fix Py_CLEAR() macro side effects (GH-99100) (GH-99288) #99292
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…ythonGH-99288) The Py_CLEAR(), Py_SETREF() and Py_XSETREF() macros now only evaluate their argument once. If an argument has side effects, these side effects are no longer duplicated. Add test_py_clear() and test_py_setref() unit tests to _testcapi. (cherry picked from commit 1082890) Co-authored-by: Victor Stinner <vstinner@python.org> (cherry picked from commit c03e05c)
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Sorry, I can't merge this PR. Reason: |
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I closed the backport for now. |
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The Py_CLEAR(), Py_SETREF() and Py_XSETREF() macros now only evaluate
their argument once. If an argument has side effects, these side
effects are no longer duplicated.
Add test_py_clear() and test_py_setref() unit tests to _testcapi.
(cherry picked from commit 1082890)
Co-authored-by: Victor Stinner vstinner@python.org
(cherry picked from commit c03e05c)