commit cfdfbb4d3c39ee1e728aa80da55c1f25d00be4d1
author Serhiy Storchaka <storchaka@gmail.com> Sat Jun 18 09:44:03 2016 +0300
committer Serhiy Storchaka <storchaka@gmail.com> Sat Jun 18 09:44:03 2016 +0300
tree 18d17fd813accf0b6e6e9427f22ba372a7f8e78b
parent 75a25867ab96f1fe8a4295775fbcbb171bde693b

Issue #27342: Replaced some Py_XDECREFs with Py_DECREFs.
Patch by Xiang Zhang.

Objects/rangeobject.c

diff --git a/Objects/rangeobject.c b/Objects/rangeobject.c
index 0e9eb20..f3ef44c 100644
--- a/Objects/rangeobject.c
+++ b/Objects/rangeobject.c
@@ -129,9 +129,9 @@
         return (PyObject *) obj;
 
     /* Failed to create object, release attributes */
-    Py_XDECREF(start);
-    Py_XDECREF(stop);
-    Py_XDECREF(step);
+    Py_DECREF(start);
+    Py_DECREF(stop);
+    Py_DECREF(step);
     return NULL;
 }
 
@@ -196,7 +196,7 @@
     /* if (lo >= hi), return length of 0. */
     cmp_result = PyObject_RichCompareBool(lo, hi, Py_GE);
     if (cmp_result != 0) {
-        Py_XDECREF(step);
+        Py_DECREF(step);
         if (cmp_result < 0)
             return NULL;
         return PyLong_FromLong(0);
@@ -225,9 +225,9 @@
     return result;
 
   Fail:
+    Py_DECREF(step);
     Py_XDECREF(tmp2);
     Py_XDECREF(diff);
-    Py_XDECREF(step);
     Py_XDECREF(tmp1);
     Py_XDECREF(one);
     return NULL;