https://github.com/python/cpython/commit/c0582dbe7fcfcd5ed71232f88c6fce022f08eabb commit: c0582dbe7fcfcd5ed71232f88c6fce022f08eabb branch: 3.15 author: Miss Islington (bot) <[email protected]> committer: corona10 <[email protected]> date: 2026-06-18T12:45:25Z summary:
[3.15] gh-151229: Finalize JIT tracer in test eval-frame stub (gh-151609) (gh-151648) gh-151229: Finalize JIT tracer in test eval-frame stub (gh-151609) (cherry picked from commit 3fa92e7c55d74aea062c4b32d895e84d7aaa3bce) Co-authored-by: Donghee Na <[email protected]> files: M Modules/_testinternalcapi/interpreter.c diff --git a/Modules/_testinternalcapi/interpreter.c b/Modules/_testinternalcapi/interpreter.c index 99dcd18393fb87..4afa028cd87527 100644 --- a/Modules/_testinternalcapi/interpreter.c +++ b/Modules/_testinternalcapi/interpreter.c @@ -18,8 +18,13 @@ int Test_EvalFrame_Resumes, Test_EvalFrame_Loads; static int stop_tracing_and_jit(PyThreadState *tstate, _PyInterpreterFrame *frame) { - (void)(tstate); (void)(frame); + // Don't actually JIT-compile in this test eval-frame, but we still must + // finalize the tracer so the thread-global is_tracing flag is reset. + // Otherwise a trace started inside this duplicated interpreter loop + // (reachable under low JIT thresholds, e.g. PYTHON_JIT_STRESS=1) would + // leave is_tracing stuck true and permanently disable the JIT. + _PyJit_FinalizeTracing(tstate, 0); return 0; } #endif _______________________________________________ Python-checkins mailing list -- [email protected] To unsubscribe send an email to [email protected] https://mail.python.org/mailman3//lists/python-checkins.python.org Member address: [email protected]
