[issue33955] Implement PyOS_CheckStack on macOS using pthread_get_stack*_np

[Dong-hee Na]

Change by Dong-hee Na <donghee.na92 at gmail.com>:


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keywords: +patch
pull_requests: +7655
stage: needs patch -> patch review

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33955>
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