From 754519a9f8c2bb06d85ff9b3e9fe6f967ac46d5c Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Tue, 19 Sep 2023 19:42:51 +0200
Subject: [PATCH] gh-109580: Skip test_perf_profiler on ASAN build (#109584)

Skip test_perf_profiler if Python is built with ASAN, MSAN or UBSAN
sanitizer. Python does crash randomly in this test on such build.
---
 Lib/test/test_perf_profiler.py                              | 6 +++++-
 .../Tests/2023-09-19-19-08-22.gh-issue-109580.G02Zam.rst    | 3 +++
 2 files changed, 8 insertions(+), 1 deletion(-)
 create mode 100644 Misc/NEWS.d/next/Tests/2023-09-19-19-08-22.gh-issue-109580.G02Zam.rst

diff --git a/Lib/test/test_perf_profiler.py b/Lib/test/test_perf_profiler.py
index 5418f9f35485f8..fe8707a156e9dc 100644
--- a/Lib/test/test_perf_profiler.py
+++ b/Lib/test/test_perf_profiler.py
@@ -17,6 +17,11 @@
 if not support.has_subprocess_support:
     raise unittest.SkipTest("test module requires subprocess")
 
+if support.check_sanitizer(address=True, memory=True, ub=True):
+    # gh-109580: Skip the test because it does crash randomly if Python is
+    # built with ASAN.
+    raise unittest.SkipTest("test crash randomly on ASAN/MSAN/UBSAN build")
+
 
 def supports_trampoline_profiling():
     perf_trampoline = sysconfig.get_config_var("PY_HAVE_PERF_TRAMPOLINE")
@@ -287,7 +292,6 @@ def run_perf(cwd, *args, **env_vars):
 
 @unittest.skipUnless(perf_command_works(), "perf command doesn't work")
 @unittest.skipUnless(is_unwinding_reliable(), "Unwinding is unreliable")
-@support.skip_if_sanitizer(address=True, memory=True, ub=True)
 class TestPerfProfiler(unittest.TestCase):
     def setUp(self):
         super().setUp()
diff --git a/Misc/NEWS.d/next/Tests/2023-09-19-19-08-22.gh-issue-109580.G02Zam.rst b/Misc/NEWS.d/next/Tests/2023-09-19-19-08-22.gh-issue-109580.G02Zam.rst
new file mode 100644
index 00000000000000..b917cbf6fd0a05
--- /dev/null
+++ b/Misc/NEWS.d/next/Tests/2023-09-19-19-08-22.gh-issue-109580.G02Zam.rst
@@ -0,0 +1,3 @@
+Skip ``test_perf_profiler`` if Python is built with ASAN, MSAN or UBSAN
+sanitizer. Python does crash randomly in this test on such build. Patch by
+Victor Stinner.