[issue28087] macOS 12 poll syscall returns prematurely

[STINNER Victor]

STINNER Victor added the comment:

test_asyncore also fails on Python 2.7 on macOS Sierra. So I proposed a backport: see my PR 973.

======================================================================
FAIL: test_handle_expt (test.test_asyncore.TestAPI_UsePoll)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/Users/buildbot/buildarea/2.7.billenstein-sierra/build/Lib/test/test_asyncore.py", line 620, in test_handle_expt
    self.loop_waiting_for_flag(client)
  File "/Users/buildbot/buildarea/2.7.billenstein-sierra/build/Lib/test/test_asyncore.py", line 519, in loop_waiting_for_flag
    self.fail("flag not set")
AssertionError: flag not set

http://buildbot.python.org/all/builders/x86-64%20Sierra%202.7/builds/2/steps/test/logs/stdio

----------
nosy: +haypo

_______________________________________
Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28087>
_______________________________________