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

serhiy-storchaka · web-flow · commit 85013d7a5586 · 2026-01-14T19:55:11.000Z
diff --git a/Modules/unicodedata.c b/Modules/unicodedata.c
@@ -1885,9 +1885,11 @@ 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
@@ -1959,9 +1961,11 @@ 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
`@@ -1885,9 +1885,11 @@ typedef struct {`
`1885`	`1885`	`static void`
`1886`	`1886`	`Segment_dealloc(PyObject *self)`
`1887`	`1887`	`{`
	`1888`	`+ PyTypeObject *tp = Py_TYPE(self);`
`1888`	`1889`	`PyObject_GC_UnTrack(self);`
`1889`	`1890`	`Py_DECREF(((SegmentObject *)self)->string);`
`1890`		`- PyObject_GC_Del(self);`
	`1891`	`+ tp->tp_free(self);`
	`1892`	`+ Py_DECREF(tp);`
`1891`	`1893`	`}`
`1892`	`1894`
`1893`	`1895`	`static int`
`@@ -1959,9 +1961,11 @@ typedef struct {`
`1959`	`1961`	`static void`
`1960`	`1962`	`GBI_dealloc(PyObject *self)`
`1961`	`1963`	`{`
	`1964`	`+ PyTypeObject *tp = Py_TYPE(self);`
`1962`	`1965`	`PyObject_GC_UnTrack(self);`
`1963`	`1966`	`Py_DECREF(((GraphemeBreakIterator *)self)->iter.str);`
`1964`		`- PyObject_GC_Del(self);`
	`1967`	`+ tp->tp_free(self);`
	`1968`	`+ Py_DECREF(tp);`
`1965`	`1969`	`}`
`1966`	`1970`
`1967`	`1971`	`static int`