bpo-30697: Fix PyErr_NormalizeException() when no memory (GH-2327)

1 files changed, 0 insertions, 32 deletions

diff --git a/Objects/exceptions.c b/Objects/exceptions.c
index 42b3fc7..637d766 100644
--- a/Objects/exceptions.c
+++ b/Objects/exceptions.c
@@ -2409,12 +2409,6 @@ SimpleExtendsException(PyExc_Warning, ResourceWarning,
 
 
 
-/* Pre-computed RecursionError instance for when recursion depth is reached.
-   Meant to be used when normalizing the exception for exceeding the recursion
-   depth will cause its own infinite recursion.
-*/
-PyObject *PyExc_RecursionErrorInst = NULL;
-
 #define PRE_INIT(TYPE) \
     if (!(_PyExc_ ## TYPE.tp_flags & Py_TPFLAGS_READY)) { \
         if (PyType_Ready(&_PyExc_ ## TYPE) < 0) \
@@ -2674,37 +2668,11 @@ _PyExc_Init(PyObject *bltinmod)
     ADD_ERRNO(TimeoutError, ETIMEDOUT)
 
     preallocate_memerrors();
-
-    if (!PyExc_RecursionErrorInst) {
-        PyExc_RecursionErrorInst = BaseException_new(&_PyExc_RecursionError, NULL, NULL);
-        if (!PyExc_RecursionErrorInst)
-            Py_FatalError("Cannot pre-allocate RecursionError instance for "
-                            "recursion errors");
-        else {
-            PyBaseExceptionObject *err_inst =
-                (PyBaseExceptionObject *)PyExc_RecursionErrorInst;
-            PyObject *args_tuple;
-            PyObject *exc_message;
-            exc_message = PyUnicode_FromString("maximum recursion depth exceeded");
-            if (!exc_message)
-                Py_FatalError("cannot allocate argument for RecursionError "
-                                "pre-allocation");
-            args_tuple = PyTuple_Pack(1, exc_message);
-            if (!args_tuple)
-                Py_FatalError("cannot allocate tuple for RecursionError "
-                                "pre-allocation");
-            Py_DECREF(exc_message);
-            if (BaseException_init(err_inst, args_tuple, NULL))
-                Py_FatalError("init of pre-allocated RecursionError failed");
-            Py_DECREF(args_tuple);
-        }
-    }
 }
 
 void
 _PyExc_Fini(void)
 {
-    Py_CLEAR(PyExc_RecursionErrorInst);
     free_preallocated_memerrors();
     Py_CLEAR(errnomap);
 }