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bpo-46765: Replace Locally Cached Strings with Statically Initialized Objects (gh-31366)

Browse source 
https://bugs.python.org/issue46765
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Eric Snow 2022-02-22 17:23:51 -07:00 • committed by GitHub
parent cff4d5c5d2
commit 1f455361ec
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22 changed files with 192 additions and 526 deletions
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23
Objects/listobject.c
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@ -15,7 +15,7 @@ class list "PyListObject *" "&PyList_Type"
#include "clinic/listobject.c.h"
static PyObject *indexerr = NULL;
_Py_DECLARE_STR(list_err, "list index out of range");
#if PyList_MAXFREELIST > 0
static struct _Py_list_state *
@ -125,10 +125,6 @@ _PyList_Fini(PyInterpreterState *interp)
struct _Py_list_state *state = &interp->list;
state->numfree = -1;
#endif
if (_Py_IsMainInterpreter(interp)) {
Py_CLEAR(indexerr);
}
}
/* Print summary info about the state of the optimized allocator */
@ -238,13 +234,8 @@ PyList_GetItem(PyObject *op, Py_ssize_t i)
return NULL;
}
if (!valid_index(i, Py_SIZE(op))) {
if (indexerr == NULL) {
indexerr = PyUnicode_FromString(
"list index out of range");
if (indexerr == NULL)
return NULL;
}
PyErr_SetObject(PyExc_IndexError, indexerr);
_Py_DECLARE_STR(list_err, "list index out of range");
PyErr_SetObject(PyExc_IndexError, &_Py_STR(list_err));
return NULL;
}
return ((PyListObject *)op) -> ob_item[i];
@ -452,13 +443,7 @@ static PyObject *
list_item(PyListObject *a, Py_ssize_t i)
{
if (!valid_index(i, Py_SIZE(a))) {
if (indexerr == NULL) {
indexerr = PyUnicode_FromString(
"list index out of range");
if (indexerr == NULL)
return NULL;
}
PyErr_SetObject(PyExc_IndexError, indexerr);
PyErr_SetObject(PyExc_IndexError, &_Py_STR(list_err));
return NULL;
}
Py_INCREF(a->ob_item[i]);