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authorDong-hee Na <donghee.na@python.org>2021-12-30 03:35:45 (GMT)
committerGitHub <noreply@github.com>2021-12-30 03:35:45 (GMT)
commitfb44d0589615590b1e7895ba78a038e96b15a219 (patch)
treeb4c7a6b04d689735101afc3f5f9afd5146f190e7 /Objects
parentd12bec69931503be78cd555cf7bc22ad6f4f2bd5 (diff)
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bpo-46085: Fix iterator cache mechanism of OrderedDict. (GH-30290)
Diffstat (limited to 'Objects')
-rw-r--r--Objects/odictobject.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/Objects/odictobject.c b/Objects/odictobject.c
index 9af45c6..e27bcec 100644
--- a/Objects/odictobject.c
+++ b/Objects/odictobject.c
@@ -1249,6 +1249,7 @@ PyDoc_STRVAR(odict_reversed__doc__, "od.__reversed__() <==> reversed(od)");
#define _odict_ITER_REVERSED 1
#define _odict_ITER_KEYS 2
#define _odict_ITER_VALUES 4
+#define _odict_ITER_ITEMS (_odict_ITER_KEYS|_odict_ITER_VALUES)
/* forward */
static PyObject * odictiter_new(PyODictObject *, int);
@@ -1666,7 +1667,7 @@ odictiter_dealloc(odictiterobject *di)
_PyObject_GC_UNTRACK(di);
Py_XDECREF(di->di_odict);
Py_XDECREF(di->di_current);
- if (di->kind & (_odict_ITER_KEYS | _odict_ITER_VALUES)) {
+ if ((di->kind & _odict_ITER_ITEMS) == _odict_ITER_ITEMS) {
Py_DECREF(di->di_result);
}
PyObject_GC_Del(di);
@@ -1872,15 +1873,16 @@ odictiter_new(PyODictObject *od, int kind)
if (di == NULL)
return NULL;
- if (kind & (_odict_ITER_KEYS | _odict_ITER_VALUES)){
+ if ((kind & _odict_ITER_ITEMS) == _odict_ITER_ITEMS) {
di->di_result = PyTuple_Pack(2, Py_None, Py_None);
if (di->di_result == NULL) {
Py_DECREF(di);
return NULL;
}
}
- else
+ else {
di->di_result = NULL;
+ }
di->kind = kind;
node = reversed ? _odict_LAST(od) : _odict_FIRST(od);