bpo-45196: prevent unittest crash on address sanitizer builds (GH-28331)

(cherry picked from commit b668cdfa09)

Co-authored-by: junyixie <xiejunyi.arch@bytedance.com>
This commit is contained in:
Miss Islington (bot) 2021-09-14 11:54:27 -07:00 committed by GitHub
parent 13257d9fca
commit 9ccdc90488
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2 changed files with 20 additions and 3 deletions

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@ -40,6 +40,17 @@ from test.support import (import_fresh_module, TestFailed,
import random
import inspect
import threading
import sysconfig
_cflags = sysconfig.get_config_var('CFLAGS') or ''
_config_args = sysconfig.get_config_var('CONFIG_ARGS') or ''
MEMORY_SANITIZER = (
'-fsanitize=memory' in _cflags or
'--with-memory-sanitizer' in _config_args
)
ADDRESS_SANITIZER = (
'-fsanitize=address' in _cflags
)
if sys.platform == 'darwin':
@ -5486,6 +5497,8 @@ class CWhitebox(unittest.TestCase):
# Issue 41540:
@unittest.skipIf(sys.platform.startswith("aix"),
"AIX: default ulimit: test is flaky because of extreme over-allocation")
@unittest.skipIf(MEMORY_SANITIZER or ADDRESS_SANITIZER, "sanitizer defaults to crashing "
"instead of returning NULL for malloc failure.")
def test_maxcontext_exact_arith(self):
# Make sure that exact operations do not raise MemoryError due