Reduce diff

Author: markshannon

Include/internal/pycore_stackref.h

@@ -179,7 +179,6 @@ PyStackRef_MakeHeapSafe(_PyStackRef ref)
         PyStackRef_XCLOSE(_tmp_old_op); \
     } while (0)
 
-
 static inline _PyStackRef
 _PyStackRef_FromPyObjectStealMortal(PyObject *obj, const char *filename, int linenumber)
 {
@@ -562,6 +561,14 @@ PyStackRef_XCLOSE(_PyStackRef ref)
     }
 }
 
+#define PyStackRef_CLEAR(REF) \
+    do { \
+        _PyStackRef *_tmp_op_ptr = &(REF); \
+        _PyStackRef _tmp_old_op = (*_tmp_op_ptr); \
+        *_tmp_op_ptr = PyStackRef_NULL; \
+        PyStackRef_XCLOSE(_tmp_old_op); \
+    } while (0)
+
 
 #endif // Py_GIL_DISABLED
 

Python/bytecodes.c

@@ -916,6 +916,7 @@ dummy_func(
             STAT_INC(BINARY_OP, hit);
             PyObject *res_o = PyTuple_GET_ITEM(tuple, index);
             assert(res_o != NULL);
+            PyStackRef_CLOSE_SPECIALIZED(sub_st, _PyLong_ExactDealloc);
             res = PyStackRef_FromPyObjectNew(res_o);
             DECREF_INPUTS();
         }