From d0de25d731d4158ad7e20035e97536ec0ce92165 Mon Sep 17 00:00:00 2001
From: Benjamin Peterson <benjamin@python.org>
Date: Fri, 10 Sep 2010 23:52:42 +0000
Subject: [PATCH] use Py_REFCNT

---
 Python/ceval.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Python/ceval.c b/Python/ceval.c
index 2c7f57b56a1..51d9fbfb755 100644
--- a/Python/ceval.c
+++ b/Python/ceval.c
@@ -4394,7 +4394,7 @@ unicode_concatenate(PyObject *v, PyObject *w,
         return NULL;
     }
 
-    if (v->ob_refcnt == 2) {
+    if (Py_REFCNF(v) == 2) {
         /* In the common case, there are 2 references to the value
          * stored in 'variable' when the += is performed: one on the
          * value stack (in 'v') and one still stored in the
@@ -4435,7 +4435,7 @@ unicode_concatenate(PyObject *v, PyObject *w,
         }
     }
 
-    if (v->ob_refcnt == 1 && !PyUnicode_CHECK_INTERNED(v)) {
+    if (Py_REFCNF(v) == 1 && !PyUnicode_CHECK_INTERNED(v)) {
         /* Now we own the last reference to 'v', so we can resize it
          * in-place.
          */