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Issues

• CYGWIN: Python-3.16.0a1 doesn't select correct strerror_r()

  python/cpython#161198 · opened on Nov 2, 2026

• test_c_stack_unwind fails on Linux sparc64

  python/cpython#160253 · opened on Oct 22, 2026

• test_readline fails with libeditline+musl

  python/cpython#159424 · opened on Oct 14, 2026

• socket.gethostbyaddr does not work with IPv6 on Solaris

  python/cpython#157497 · opened on Sep 14, 2026

• calendar module fails to import on Wine due to incomplete %OB error handling

  python/cpython#155245 · opened on Aug 5, 2026
  5

• ValueError for math.atan2(0.0, 0.0) and cmath.phase(0.0) using icx

  python/cpython#153144 · opened on Jul 5, 2026
  11

• When building with PGO in Cygwin, the gcov profiling library is missing

  python/cpython#149124 · opened on Apr 29, 2026
  1

• Invalid SHELL in Makefile for AIX builds?

  python/cpython#149021 · opened on Apr 26, 2026
  5

• Hangup when printing empty string to unbuffered stdout

  python/cpython#148773 · opened on Apr 19, 2026
  5

• CYGWIN: GCC prints "defined but not used" warnings on mimalloc

  python/cpython#146594 · opened on Mar 29, 2026

• failure building Python 3.15.0a3 through 3.15.0 release on Alpine

  python/cpython#143632 · opened on Jan 9, 2026
  11

• TCGETA, TCSETA, TCSETAF, TCSETAW termios ioctl no longer usable on all architectures with glibc 2.42

  python/cpython#142379 · opened on Dec 7, 2025
  1

• Detect QEMU linux-user emulation in subprocess._use_posix_spawn()

  python/cpython#131398 · opened on Mar 18, 2025
  10

• Musl libc strftime for format strings ending in %

  python/cpython#127527 · opened on Dec 2, 2024

• MemoryError and data race in devpoll selector on Solaris

  python/cpython#102494 · opened on Mar 7, 2023

• zipfile.ZipInfo.from_file assumes that the archive name is a native filesystem path

  python/cpython#94533 · opened on Jul 3, 2022

• ZipInfo filename is mangled when os.sep is not '/'

  python/cpython#94529 · opened on Jul 3, 2022
  1

• Windows-style path is not recognized under cygwin

  python/cpython#90907 · opened on Feb 14, 2022
  15

• Improve XLC support for function attributes

  python/cpython#84283 · opened on Mar 29, 2020
  1

• Update and Improve README.AIX

  python/cpython#83979 · opened on Feb 29, 2020
  3