[issue24076] sum() several times slower on Python 3 64-bit

[Stefan Behnel]

Change by Stefan Behnel <stefan_ml at behnel.de>:


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pull_requests: +26868
stage: needs patch -> patch review
pull_request: https://github.com/python/cpython/pull/28469

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue24076>
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