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GH-123545: Remove duplicate Py_DECREF when handling _PyOptimizer_Optimize errors (GH-123546)

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Savannah Ostrowski 2024-09-05 10:56:07 -07:00 committed by GitHub
parent aa1339aaaa
commit 1fbc118c5d
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3 changed files with 1 additions and 8 deletions
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1
Misc/NEWS.d/next/Core_and_Builtins/2024-09-01-00-02-05.gh-issue-123545.8nQNbL.rst Normal file
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@ -0,0 +1 @@
Fix a double decref in rare cases on experimental JIT builds.

4
Python/bytecodes.c
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@ -4739,8 +4739,6 @@ dummy_func(
if (optimized <= 0) {
exit->temperature = restart_backoff_counter(temperature);
if (optimized < 0) {
Py_DECREF(current_executor);
tstate->previous_executor = Py_None;
GOTO_UNWIND();
}
tstate->previous_executor = (PyObject *)current_executor;
@ -4822,8 +4820,6 @@ dummy_func(
if (optimized <= 0) {
exit->temperature = restart_backoff_counter(exit->temperature);
if (optimized < 0) {
Py_DECREF(current_executor);
tstate->previous_executor = Py_None;
GOTO_UNWIND();
}
GOTO_TIER_ONE(target);

4
Python/executor_cases.c.h generated
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@ -5305,8 +5305,6 @@
if (optimized <= 0) {
exit->temperature = restart_backoff_counter(temperature);
if (optimized < 0) {
Py_DECREF(current_executor);
tstate->previous_executor = Py_None;
GOTO_UNWIND();
}
tstate->previous_executor = (PyObject *)current_executor;
@ -5437,8 +5435,6 @@
if (optimized <= 0) {
exit->temperature = restart_backoff_counter(exit->temperature);
if (optimized < 0) {
Py_DECREF(current_executor);
tstate->previous_executor = Py_None;
GOTO_UNWIND();
}
GOTO_TIER_ONE(target);