[3.12] gh-110656: Fix logging test_post_fork_child_no_deadlock() if ASAN (GH-110657) (#110664)

gh-110656: Fix logging test_post_fork_child_no_deadlock() if ASAN (GH-110657)

Skip test_post_fork_child_no_deadlock() if Python is built with ASAN.

Add support.HAVE_ASAN_FORK_BUG.
(cherry picked from commit f901f56313)

Co-authored-by: Victor Stinner <vstinner@python.org>
This commit is contained in:
Miss Islington (bot) 2023-10-11 03:31:49 +02:00 committed by GitHub
parent dcd47e506d
commit 55448a5b14
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4 changed files with 15 additions and 10 deletions

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@ -35,19 +35,12 @@ threading_helper.requires_working_threading(module=True)
platforms_to_skip = ('netbsd5', 'hp-ux11')
# gh-89363: Skip fork() test if Python is built with Address Sanitizer (ASAN)
# to work around a libasan race condition, dead lock in pthread_create().
skip_if_asan_fork = support.skip_if_sanitizer(
"libasan has a pthread_create() dead lock",
address=True)
def skip_unless_reliable_fork(test):
if not support.has_fork_support:
return unittest.skip("requires working os.fork()")(test)
if sys.platform in platforms_to_skip:
return unittest.skip("due to known OS bug related to thread+fork")(test)
if support.check_sanitizer(address=True):
if support.HAVE_ASAN_FORK_BUG:
return unittest.skip("libasan has a pthread_create() dead lock related to thread+fork")(test)
return test