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authorsweeneyde <36520290+sweeneyde@users.noreply.github.com>2020-02-09 08:16:43 (GMT)
committerGitHub <noreply@github.com>2020-02-09 08:16:43 (GMT)
commitc6dedde160a9fce5d049e860f586ad8f93aec822 (patch)
tree5a1ec4cd1930b02f3db5946c40bf849abc231bbd /Modules/_collectionsmodule.c
parent7f6f7eef5206858030cbe4f80a7c04b02781cc9a (diff)
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bpo-39590: make deque.__contains__ and deque.count hold strong references (GH-18421)
Diffstat (limited to 'Modules/_collectionsmodule.c')
-rw-r--r--Modules/_collectionsmodule.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/Modules/_collectionsmodule.c b/Modules/_collectionsmodule.c
index 1003060..25e4c96 100644
--- a/Modules/_collectionsmodule.c
+++ b/Modules/_collectionsmodule.c
@@ -965,7 +965,9 @@ deque_count(dequeobject *deque, PyObject *v)
while (--n >= 0) {
CHECK_NOT_END(b);
item = b->data[index];
+ Py_INCREF(item);
cmp = PyObject_RichCompareBool(item, v, Py_EQ);
+ Py_DECREF(item);
if (cmp < 0)
return NULL;
count += cmp;
@@ -1002,7 +1004,9 @@ deque_contains(dequeobject *deque, PyObject *v)
while (--n >= 0) {
CHECK_NOT_END(b);
item = b->data[index];
+ Py_INCREF(item);
cmp = PyObject_RichCompareBool(item, v, Py_EQ);
+ Py_DECREF(item);
if (cmp) {
return cmp;
}