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Title: gh-138573: restrict testAtan2() the IEC 60559-compatible platforms by skirpichev · Pull Request #138812 · python/cpython · GitHub

Open Graph Title: gh-138573: restrict testAtan2() the IEC 60559-compatible platforms by skirpichev · Pull Request #138812 · python/cpython

X Title: gh-138573: restrict testAtan2() the IEC 60559-compatible platforms by skirpichev · Pull Request #138812 · python/cpython

Description: Section 7.12.4.4 of the C17 doesn't specify special values for atan2() (and in particular permit domain error when both arguments are zero). The F.10.1.4 does. Issue: gh-138573 📚 Documentation preview 📚: https://cpython-previews--138812.org.readthedocs.build/

Open Graph Description: Section 7.12.4.4 of the C17 doesn't specify special values for atan2() (and in particular permit domain error when both arguments are zero). The F.10.1.4 does. Issue: gh-138573 📚 Docume...

X Description: Section 7.12.4.4 of the C17 doesn't specify special values for atan2() (and in particular permit domain error when both arguments are zero). The F.10.1.4 does. Issue: gh-138573 📚 Do...

Opengraph URL: https://github.com/python/cpython/pull/138812

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cffad22 gh-138580: add sys.float_info.stdc_iec_559 boolean flag skirpichev Sep 12, 2025 https://github.com/python/cpython/pull/138812/commits/cffad22e809ace980f164ad410c20734872f9bce
d81b486 +1 skirpichev Sep 12, 2025 https://github.com/python/cpython/pull/138812/commits/d81b486e50ec0e35274109bc13caee868ca421e8
f9fa06b + update math docs skirpichev Sep 12, 2025 https://github.com/python/cpython/pull/138812/commits/f9fa06b8ce6c98f5294c0c2d7fa929401bbff907
3e33100 Merge branch 'master' into annex-f-flag/138580 skirpichev Sep 12, 2025 https://github.com/python/cpython/pull/138812/commits/3e33100212963e2a4926939873ebcb7dc89c6e53
942ac08 + adjust test skirpichev Sep 12, 2025 https://github.com/python/cpython/pull/138812/commits/942ac086772880bfb11d84b676c28dc3c50cbb27
e5b8642 gh-138573: restrict testAtan2() the IEC 60559-compatible platforms skirpichev Sep 12, 2025 https://github.com/python/cpython/pull/138812/commits/e5b864274b2e2e05ab2dcca8d59e3d5edfbca58e
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