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gh-130595: Fix leak in WITH_EXCEPT_START error case (GH-130626)

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Co-authored-by: Ken Jin <kenjin@python.org>
This commit is contained in:
Petr Viktorin 2025-02-28 09:58:50 +01:00 • committed by GitHub
parent 24c52cb14c
commit fecf8bc8f2
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GPG key ID: B5690EEEBB952194
3 changed files with 3 additions and 7 deletions
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2
Python/bytecodes.c
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@ -3317,8 +3317,8 @@ dummy_func(
int has_self = !PyStackRef_IsNull(exit_self);
PyObject *res_o = PyObject_Vectorcall(exit_func_o, stack + 2 - has_self,
(3 + has_self) | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL);
ERROR_IF(res_o == NULL, error);
Py_XDECREF(original_tb);
ERROR_IF(res_o == NULL, error);
res = PyStackRef_FromPyObjectSteal(res_o);
}

4
Python/executor_cases.c.h generated
View file

@ -4437,13 +4437,11 @@
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = PyObject_Vectorcall(exit_func_o, stack + 2 - has_self,
(3 + has_self) | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL);
Py_XDECREF(original_tb);
stack_pointer = _PyFrame_GetStackPointer(frame);
if (res_o == NULL) {
JUMP_TO_ERROR();
}
_PyFrame_SetStackPointer(frame, stack_pointer);
Py_XDECREF(original_tb);
stack_pointer = _PyFrame_GetStackPointer(frame);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[0] = res;
stack_pointer += 1;

4
Python/generated_cases.c.h generated
View file

@ -11907,13 +11907,11 @@
_PyFrame_SetStackPointer(frame, stack_pointer);
PyObject *res_o = PyObject_Vectorcall(exit_func_o, stack + 2 - has_self,
(3 + has_self) | PY_VECTORCALL_ARGUMENTS_OFFSET, NULL);
Py_XDECREF(original_tb);
stack_pointer = _PyFrame_GetStackPointer(frame);
if (res_o == NULL) {
JUMP_TO_LABEL(error);
}
_PyFrame_SetStackPointer(frame, stack_pointer);
Py_XDECREF(original_tb);
stack_pointer = _PyFrame_GetStackPointer(frame);
res = PyStackRef_FromPyObjectSteal(res_o);
stack_pointer[0] = res;
stack_pointer += 1;