Mailing List Archive

https://github.com/python/cpython/commit/8bbb12169f4da529de436ed88280cc6888574520
commit: 8bbb12169f4da529de436ed88280cc6888574520
branch: 3.11
author: Victor Stinner <vstinner@python.org>
committer: vstinner <vstinner@python.org>
date: 2024-03-28T17:53:43Z
summary:

[3.11] gh-114331: Skip decimal test_maxcontext_exact_arith on s390x (#117326) (#117331)

gh-114331: Skip decimal test_maxcontext_exact_arith on s390x (#117326)

Add test.support.skip_on_s390x decorator.

(cherry picked from commit 6702d2bf6edcd5b5415e17837383623b9d76a5b8)

files:
M Lib/test/support/__init__.py
M Lib/test/test_decimal.py

diff --git a/Lib/test/support/__init__.py b/Lib/test/support/__init__.py
index dc7a6e6741b8bb..059542c24335a2 100644
--- a/Lib/test/support/__init__.py
+++ b/Lib/test/support/__init__.py
@@ -56,6 +56,7 @@
"run_with_tz", "PGO", "missing_compiler_executable",
"ALWAYS_EQ", "NEVER_EQ", "LARGEST", "SMALLEST",
"LOOPBACK_TIMEOUT", "INTERNET_TIMEOUT", "SHORT_TIMEOUT", "LONG_TIMEOUT",
+ "skip_on_s390x",
]


@@ -2238,3 +2239,7 @@ def copy_python_src_ignore(path, names):
'build',
}
return ignored
+
+#Windows doesn't have os.uname() but it doesn't support s390x.
+skip_on_s390x = unittest.skipIf(hasattr(os, 'uname') and os.uname().machine == 's390x',
+ 'skipped on s390x')
diff --git a/Lib/test/test_decimal.py b/Lib/test/test_decimal.py
index f8e51a489bd29b..a8324f98d052ea 100644
--- a/Lib/test/test_decimal.py
+++ b/Lib/test/test_decimal.py
@@ -37,7 +37,8 @@
requires_legacy_unicode_capi, check_sanitizer)
from test.support import (TestFailed,
run_with_locale, cpython_only,
- darwin_malloc_err_warning, is_emscripten)
+ darwin_malloc_err_warning, is_emscripten,
+ skip_on_s390x)
from test.support.import_helper import import_fresh_module
from test.support import threading_helper
from test.support import warnings_helper
@@ -5654,6 +5655,9 @@ def __abs__(self):
@unittest.skipIf(check_sanitizer(address=True, memory=True),
"ASAN/MSAN sanitizer defaults to crashing "
"instead of returning NULL for malloc failure.")
+ # gh-114331: The test allocates 784 271 641 GiB and mimalloc does not fail
+ # to allocate it when using mimalloc on s390x.
+ @skip_on_s390x
def test_maxcontext_exact_arith(self):

# Make sure that exact operations do not raise MemoryError due

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