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gh-125323: Remove some unsafe Py_DECREFs in bytecodes.c, replacing them with PyStackRef_CLOSEs (GH-125324)

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Ken Jin 2024-10-14 16:17:51 +08:00 • committed by GitHub
parent b52c7306ea
commit 4b358ee647
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GPG key ID: B5690EEEBB952194
6 changed files with 65 additions and 60 deletions
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40
Python/bytecodes.c
View file

@ -474,8 +474,8 @@ dummy_func(
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Multiply((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
INPUTS_DEAD();
ERROR_IF(res_o == NULL, error);
res = PyStackRef_FromPyObjectSteal(res_o);
@ -487,8 +487,8 @@ dummy_func(
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Add((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
INPUTS_DEAD();
ERROR_IF(res_o == NULL, error);
res = PyStackRef_FromPyObjectSteal(res_o);
@ -500,8 +500,8 @@ dummy_func(
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Subtract((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
INPUTS_DEAD();
ERROR_IF(res_o == NULL, error);
res = PyStackRef_FromPyObjectSteal(res_o);
@ -594,8 +594,8 @@ dummy_func(
STAT_INC(BINARY_OP, hit);
PyObject *res_o = PyUnicode_Concat(left_o, right_o);
_Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
INPUTS_DEAD();
ERROR_IF(res_o == NULL, error);
res = PyStackRef_FromPyObjectSteal(res_o);
@ -636,12 +636,12 @@ dummy_func(
* that the string is safe to mutate.
*/
assert(Py_REFCNT(left_o) >= 2);
_Py_DECREF_NO_DEALLOC(left_o);
PyStackRef_CLOSE(left);
DEAD(left);
PyObject *temp = PyStackRef_AsPyObjectBorrow(*target_local);
PyUnicode_Append(&temp, right_o);
*target_local = PyStackRef_FromPyObjectSteal(temp);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
DEAD(right);
ERROR_IF(PyStackRef_IsNull(*target_local), error);
#if TIER_ONE
@ -755,7 +755,7 @@ dummy_func(
PyObject *res_o = PyList_GET_ITEM(list, index);
assert(res_o != NULL);
Py_INCREF(res_o);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
DEAD(sub_st);
PyStackRef_CLOSE(list_st);
res = PyStackRef_FromPyObjectSteal(res_o);
@ -775,7 +775,7 @@ dummy_func(
DEOPT_IF(Py_ARRAY_LENGTH(_Py_SINGLETON(strings).ascii) <= c);
STAT_INC(BINARY_SUBSCR, hit);
PyObject *res_o = (PyObject*)&_Py_SINGLETON(strings).ascii[c];
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
DEAD(sub_st);
PyStackRef_CLOSE(str_st);
res = PyStackRef_FromPyObjectSteal(res_o);
@ -796,7 +796,7 @@ dummy_func(
PyObject *res_o = PyTuple_GET_ITEM(tuple, index);
assert(res_o != NULL);
Py_INCREF(res_o);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
DEAD(sub_st);
PyStackRef_CLOSE(tuple_st);
res = PyStackRef_FromPyObjectSteal(res_o);
@ -908,7 +908,7 @@ dummy_func(
PyList_SET_ITEM(list, index, PyStackRef_AsPyObjectSteal(value));
assert(old_value != NULL);
Py_DECREF(old_value);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
DEAD(sub_st);
PyStackRef_CLOSE(list_st);
}
@ -2398,9 +2398,9 @@ dummy_func(
double dright = PyFloat_AS_DOUBLE(right_o);
// 1 if NaN, 2 if <, 4 if >, 8 if ==; this matches low four bits of the oparg
int sign_ish = COMPARISON_BIT(dleft, dright);
_Py_DECREF_SPECIALIZED(left_o, _PyFloat_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyFloat_ExactDealloc);
DEAD(left);
_Py_DECREF_SPECIALIZED(right_o, _PyFloat_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyFloat_ExactDealloc);
DEAD(right);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
@ -2420,9 +2420,9 @@ dummy_func(
Py_ssize_t iright = _PyLong_CompactValue((PyLongObject *)right_o);
// 2 if <, 4 if >, 8 if ==; this matches the low 4 bits of the oparg
int sign_ish = COMPARISON_BIT(ileft, iright);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
DEAD(left);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
DEAD(right);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
@ -2436,9 +2436,9 @@ dummy_func(
STAT_INC(COMPARE_OP, hit);
int eq = _PyUnicode_Equal(left_o, right_o);
assert((oparg >> 5) == Py_EQ || (oparg >> 5) == Py_NE);
_Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyUnicode_ExactDealloc);
DEAD(left);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
DEAD(right);
assert(eq == 0 || eq == 1);
assert((oparg & 0xf) == COMPARISON_NOT_EQUALS || (oparg & 0xf) == COMPARISON_EQUALS);

40
Python/executor_cases.c.h generated
View file

@ -541,8 +541,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Multiply((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
if (res_o == NULL) JUMP_TO_ERROR();
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -561,8 +561,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Add((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
if (res_o == NULL) JUMP_TO_ERROR();
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -581,8 +581,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Subtract((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
if (res_o == NULL) JUMP_TO_ERROR();
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -722,8 +722,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = PyUnicode_Concat(left_o, right_o);
_Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
if (res_o == NULL) JUMP_TO_ERROR();
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -764,11 +764,11 @@
* that the string is safe to mutate.
*/
assert(Py_REFCNT(left_o) >= 2);
_Py_DECREF_NO_DEALLOC(left_o);
PyStackRef_CLOSE(left);
PyObject *temp = PyStackRef_AsPyObjectBorrow(*target_local);
PyUnicode_Append(&temp, right_o);
*target_local = PyStackRef_FromPyObjectSteal(temp);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
if (PyStackRef_IsNull(*target_local)) JUMP_TO_ERROR();
#if TIER_ONE
// The STORE_FAST is already done. This is done here in tier one,
@ -904,7 +904,7 @@
PyObject *res_o = PyList_GET_ITEM(list, index);
assert(res_o != NULL);
Py_INCREF(res_o);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(list_st);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -946,7 +946,7 @@
}
STAT_INC(BINARY_SUBSCR, hit);
PyObject *res_o = (PyObject*)&_Py_SINGLETON(strings).ascii[c];
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(str_st);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -985,7 +985,7 @@
PyObject *res_o = PyTuple_GET_ITEM(tuple, index);
assert(res_o != NULL);
Py_INCREF(res_o);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(tuple_st);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -1160,7 +1160,7 @@
PyList_SET_ITEM(list, index, PyStackRef_AsPyObjectSteal(value));
assert(old_value != NULL);
Py_DECREF(old_value);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(list_st);
stack_pointer += -3;
assert(WITHIN_STACK_BOUNDS());
@ -2912,8 +2912,8 @@
double dright = PyFloat_AS_DOUBLE(right_o);
// 1 if NaN, 2 if <, 4 if >, 8 if ==; this matches low four bits of the oparg
int sign_ish = COMPARISON_BIT(dleft, dright);
_Py_DECREF_SPECIALIZED(left_o, _PyFloat_ExactDealloc);
_Py_DECREF_SPECIALIZED(right_o, _PyFloat_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyFloat_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyFloat_ExactDealloc);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
stack_pointer[-2] = res;
@ -2946,8 +2946,8 @@
Py_ssize_t iright = _PyLong_CompactValue((PyLongObject *)right_o);
// 2 if <, 4 if >, 8 if ==; this matches the low 4 bits of the oparg
int sign_ish = COMPARISON_BIT(ileft, iright);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
stack_pointer[-2] = res;
@ -2968,8 +2968,8 @@
STAT_INC(COMPARE_OP, hit);
int eq = _PyUnicode_Equal(left_o, right_o);
assert((oparg >> 5) == Py_EQ || (oparg >> 5) == Py_NE);
_Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
assert(eq == 0 || eq == 1);
assert((oparg & 0xf) == COMPARISON_NOT_EQUALS || (oparg & 0xf) == COMPARISON_EQUALS);
assert(COMPARISON_NOT_EQUALS + 1 == COMPARISON_EQUALS);

40
Python/generated_cases.c.h generated
View file

@ -118,8 +118,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Add((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
if (res_o == NULL) goto pop_2_error;
res = PyStackRef_FromPyObjectSteal(res_o);
}
@ -153,8 +153,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = PyUnicode_Concat(left_o, right_o);
_Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
if (res_o == NULL) goto pop_2_error;
res = PyStackRef_FromPyObjectSteal(res_o);
}
@ -207,11 +207,11 @@
* that the string is safe to mutate.
*/
assert(Py_REFCNT(left_o) >= 2);
_Py_DECREF_NO_DEALLOC(left_o);
PyStackRef_CLOSE(left);
PyObject *temp = PyStackRef_AsPyObjectBorrow(*target_local);
PyUnicode_Append(&temp, right_o);
*target_local = PyStackRef_FromPyObjectSteal(temp);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
if (PyStackRef_IsNull(*target_local)) goto pop_2_error;
#if TIER_ONE
// The STORE_FAST is already done. This is done here in tier one,
@ -285,8 +285,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Multiply((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
if (res_o == NULL) goto pop_2_error;
res = PyStackRef_FromPyObjectSteal(res_o);
}
@ -356,8 +356,8 @@
PyObject *right_o = PyStackRef_AsPyObjectBorrow(right);
STAT_INC(BINARY_OP, hit);
PyObject *res_o = _PyLong_Subtract((PyLongObject *)left_o, (PyLongObject *)right_o);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
if (res_o == NULL) goto pop_2_error;
res = PyStackRef_FromPyObjectSteal(res_o);
}
@ -582,7 +582,7 @@
PyObject *res_o = PyList_GET_ITEM(list, index);
assert(res_o != NULL);
Py_INCREF(res_o);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(list_st);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -614,7 +614,7 @@
DEOPT_IF(Py_ARRAY_LENGTH(_Py_SINGLETON(strings).ascii) <= c, BINARY_SUBSCR);
STAT_INC(BINARY_SUBSCR, hit);
PyObject *res_o = (PyObject*)&_Py_SINGLETON(strings).ascii[c];
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(str_st);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -646,7 +646,7 @@
PyObject *res_o = PyTuple_GET_ITEM(tuple, index);
assert(res_o != NULL);
Py_INCREF(res_o);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(tuple_st);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[-2] = res;
@ -3284,8 +3284,8 @@
double dright = PyFloat_AS_DOUBLE(right_o);
// 1 if NaN, 2 if <, 4 if >, 8 if ==; this matches low four bits of the oparg
int sign_ish = COMPARISON_BIT(dleft, dright);
_Py_DECREF_SPECIALIZED(left_o, _PyFloat_ExactDealloc);
_Py_DECREF_SPECIALIZED(right_o, _PyFloat_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyFloat_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyFloat_ExactDealloc);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
}
@ -3326,8 +3326,8 @@
Py_ssize_t iright = _PyLong_CompactValue((PyLongObject *)right_o);
// 2 if <, 4 if >, 8 if ==; this matches the low 4 bits of the oparg
int sign_ish = COMPARISON_BIT(ileft, iright);
_Py_DECREF_SPECIALIZED(left_o, (destructor)PyObject_Free);
_Py_DECREF_SPECIALIZED(right_o, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(left, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(right, (destructor)PyObject_Free);
res = (sign_ish & oparg) ? PyStackRef_True : PyStackRef_False;
// It's always a bool, so we don't care about oparg & 16.
}
@ -3362,8 +3362,8 @@
STAT_INC(COMPARE_OP, hit);
int eq = _PyUnicode_Equal(left_o, right_o);
assert((oparg >> 5) == Py_EQ || (oparg >> 5) == Py_NE);
_Py_DECREF_SPECIALIZED(left_o, _PyUnicode_ExactDealloc);
_Py_DECREF_SPECIALIZED(right_o, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(left, _PyUnicode_ExactDealloc);
PyStackRef_CLOSE_SPECIALIZED(right, _PyUnicode_ExactDealloc);
assert(eq == 0 || eq == 1);
assert((oparg & 0xf) == COMPARISON_NOT_EQUALS || (oparg & 0xf) == COMPARISON_EQUALS);
assert(COMPARISON_NOT_EQUALS + 1 == COMPARISON_EQUALS);
@ -7720,7 +7720,7 @@
PyList_SET_ITEM(list, index, PyStackRef_AsPyObjectSteal(value));
assert(old_value != NULL);
Py_DECREF(old_value);
_Py_DECREF_SPECIALIZED(sub, (destructor)PyObject_Free);
PyStackRef_CLOSE_SPECIALIZED(sub_st, (destructor)PyObject_Free);
PyStackRef_CLOSE(list_st);
stack_pointer += -3;
assert(WITHIN_STACK_BOUNDS());