mirrors/cpython
1
0
Fork 0
mirror of https://github.com/python/cpython.git synced 2025-09-26 18:29:57 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions 10

[3.12] gh-122208: Don't delivery PyDict_EVENT_ADDED until it can't fail (#122327)

Browse source 
Don't delivery PyDict_EVENT_ADDED until it can't fail
This commit is contained in:
Dino Viehland 2024-07-30 09:13:40 -07:00 • committed by GitHub
parent ca2275025b
commit c8f5ca6810
No known key found for this signature in database
GPG key ID: B5690EEEBB952194
2 changed files with 12 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

21
Objects/dictobject.c
View file

@ -1251,10 +1251,6 @@ insertdict(PyInterpreterState *interp, PyDictObject *mp,
MAINTAIN_TRACKING(mp, key, value);
if (ix == DKIX_EMPTY) {
uint64_t new_version = _PyDict_NotifyEvent(
interp, PyDict_EVENT_ADDED, mp, key, value);
/* Insert into new slot. */
mp->ma_keys->dk_version = 0;
assert(old_value == NULL);
if (mp->ma_keys->dk_usable <= 0) {
/* Need to resize. */
@ -1262,6 +1258,11 @@ insertdict(PyInterpreterState *interp, PyDictObject *mp,
goto Fail;
}
uint64_t new_version = _PyDict_NotifyEvent(
interp, PyDict_EVENT_ADDED, mp, key, value);
/* Insert into new slot. */
mp->ma_keys->dk_version = 0;
Py_ssize_t hashpos = find_empty_slot(mp->ma_keys, hash);
dictkeys_set_index(mp->ma_keys, hashpos, mp->ma_keys->dk_nentries);
@ -1335,9 +1336,6 @@ insert_to_emptydict(PyInterpreterState *interp, PyDictObject *mp,
{
assert(mp->ma_keys == Py_EMPTY_KEYS);
uint64_t new_version = _PyDict_NotifyEvent(
interp, PyDict_EVENT_ADDED, mp, key, value);
int unicode = PyUnicode_CheckExact(key);
PyDictKeysObject *newkeys = new_keys_object(
interp, PyDict_LOG_MINSIZE, unicode);
@ -1346,6 +1344,9 @@ insert_to_emptydict(PyInterpreterState *interp, PyDictObject *mp,
Py_DECREF(value);
return -1;
}
uint64_t new_version = _PyDict_NotifyEvent(
interp, PyDict_EVENT_ADDED, mp, key, value);
/* We don't decref Py_EMPTY_KEYS here because it is immortal. */
mp->ma_keys = newkeys;
mp->ma_values = NULL;
@ -3324,15 +3325,15 @@ PyDict_SetDefault(PyObject *d, PyObject *key, PyObject *defaultobj)
return NULL;
if (ix == DKIX_EMPTY) {
uint64_t new_version = _PyDict_NotifyEvent(
interp, PyDict_EVENT_ADDED, mp, key, defaultobj);
mp->ma_keys->dk_version = 0;
value = defaultobj;
if (mp->ma_keys->dk_usable <= 0) {
if (insertion_resize(interp, mp, 1) < 0) {
return NULL;
}
}
uint64_t new_version = _PyDict_NotifyEvent(
interp, PyDict_EVENT_ADDED, mp, key, defaultobj);
mp->ma_keys->dk_version = 0;
Py_ssize_t hashpos = find_empty_slot(mp->ma_keys, hash);
dictkeys_set_index(mp->ma_keys, hashpos, mp->ma_keys->dk_nentries);
if (DK_IS_UNICODE(mp->ma_keys)) {