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Title: [3.11] gh-98724: Fix Py_CLEAR() macro side effects (#99100) by vstinner · Pull Request #99288 · python/cpython · GitHub

Open Graph Title: [3.11] gh-98724: Fix Py_CLEAR() macro side effects (#99100) by vstinner · Pull Request #99288 · python/cpython

X Title: [3.11] gh-98724: Fix Py_CLEAR() macro side effects (#99100) by vstinner · Pull Request #99288 · python/cpython

Description: 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...

Open Graph Description: 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...

X Description: 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...

Opengraph URL: https://github.com/python/cpython/pull/99288

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Macro Py_CLEAR references argument two times. #98724https://github.com/python/cpython/issues/98724
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Nov 18, 2022 https://github.com/python/cpython/pull/99288#ref-pullrequest-1454985370
[3.11] Revert "[3.11] gh-98724: Fix Py_CLEAR() macro side effects (#99100)" #99573 https://github.com/python/cpython/pull/99573
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[3.11] Revert "[3.11]https://github.com/python/cpython/commit/0c6b3a2d8e1a887bda6baed27664a62392f2cdc3
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