Fix refleaks in new unicodedata classes added in pythongh-74902 (pythonGH-143843)

serhiy-storchaka · StanFromIreland · commit a4665b506726 · 2026-04-08T13:22:43.000+01:00
diff --git a/Modules/unicodedata.c b/Modules/unicodedata.c
@@ -1875,9 +1875,11 @@ typedef struct {
 static void
 Segment_dealloc(PyObject *self)
 {
+    PyTypeObject *tp = Py_TYPE(self);
     PyObject_GC_UnTrack(self);
     Py_DECREF(((SegmentObject *)self)->string);
-    PyObject_GC_Del(self);
+    tp->tp_free(self);
+    Py_DECREF(tp);
 }
 
 static int
@@ -1949,9 +1951,11 @@ typedef struct {
 static void
 GBI_dealloc(PyObject *self)
 {
+    PyTypeObject *tp = Py_TYPE(self);
     PyObject_GC_UnTrack(self);
     Py_DECREF(((GraphemeBreakIterator *)self)->iter.str);
-    PyObject_GC_Del(self);
+    tp->tp_free(self);
+    Py_DECREF(tp);
 }
 
 static int

Original file line number	Diff line number	Diff line change
`@@ -1875,9 +1875,11 @@ typedef struct {`
`1875`	`1875`	`static void`
`1876`	`1876`	`Segment_dealloc(PyObject *self)`
`1877`	`1877`	`{`
	`1878`	`+ PyTypeObject *tp = Py_TYPE(self);`
`1878`	`1879`	`PyObject_GC_UnTrack(self);`
`1879`	`1880`	`Py_DECREF(((SegmentObject *)self)->string);`
`1880`		`- PyObject_GC_Del(self);`
	`1881`	`+ tp->tp_free(self);`
	`1882`	`+ Py_DECREF(tp);`
`1881`	`1883`	`}`
`1882`	`1884`
`1883`	`1885`	`static int`
`@@ -1949,9 +1951,11 @@ typedef struct {`
`1949`	`1951`	`static void`
`1950`	`1952`	`GBI_dealloc(PyObject *self)`
`1951`	`1953`	`{`
	`1954`	`+ PyTypeObject *tp = Py_TYPE(self);`
`1952`	`1955`	`PyObject_GC_UnTrack(self);`
`1953`	`1956`	`Py_DECREF(((GraphemeBreakIterator *)self)->iter.str);`
`1954`		`- PyObject_GC_Del(self);`
	`1957`	`+ tp->tp_free(self);`
	`1958`	`+ Py_DECREF(tp);`
`1955`	`1959`	`}`
`1956`	`1960`
`1957`	`1961`	`static int`