@@ -110,6 +110,8 @@ Core and Builtins
 - Issue #27443: __length_hint__() of bytearray iterators no longer return a
   negative integer for a resized bytearray.
 
+- Issue #27942: Fix memory leak in codeobject.c
+
 Library
 -------
 
 
@@ -69,6 +69,7 @@ intern_string_constants(PyObject *tuple)
             intern_string_constants(v);
         }
         else if (PyFrozenSet_CheckExact(v)) {
+            PyObject *w = v;
             PyObject *tmp = PySequence_Tuple(v);
             if (tmp == NULL) {
                 PyErr_Clear();
@@ -81,6 +82,7 @@ intern_string_constants(PyObject *tuple)
                 }
                 else {
                     PyTuple_SET_ITEM(tuple, i, v);
+                    Py_DECREF(w);
                     modified = 1;
                 }
             }
Original file line number	Diff line number	Diff line change
`@@ -69,6 +69,7 @@ intern_string_constants(PyObject *tuple)`
`69`	`69`	`intern_string_constants(v);`
`70`	`70`	`}`
`71`	`71`	`else if (PyFrozenSet_CheckExact(v)) {`
	`72`	`+ PyObject *w = v;`
`72`	`73`	`PyObject *tmp = PySequence_Tuple(v);`
`73`	`74`	`if (tmp == NULL) {`
`74`	`75`	`PyErr_Clear();`
`@@ -81,6 +82,7 @@ intern_string_constants(PyObject *tuple)`
`81`	`82`	`}`
`82`	`83`	`else {`
`83`	`84`	`PyTuple_SET_ITEM(tuple, i, v);`
	`85`	`+ Py_DECREF(w);`
`84`	`86`	`modified = 1;`
`85`	`87`	`}`
`86`	`88`	`}`