PEP 3123: Provide forward compatibility with Python 3.0, while keeping
backwards compatibility. Add Py_Refcnt, Py_Type, Py_Size, and
PyVarObject_HEAD_INIT.
diff --git a/Include/weakrefobject.h b/Include/weakrefobject.h
index 0a659b0..e58c352 100644
--- a/Include/weakrefobject.h
+++ b/Include/weakrefobject.h
@@ -44,10 +44,10 @@
#define PyWeakref_CheckRef(op) PyObject_TypeCheck(op, &_PyWeakref_RefType)
#define PyWeakref_CheckRefExact(op) \
- ((op)->ob_type == &_PyWeakref_RefType)
+ (Py_Type(op) == &_PyWeakref_RefType)
#define PyWeakref_CheckProxy(op) \
- (((op)->ob_type == &_PyWeakref_ProxyType) || \
- ((op)->ob_type == &_PyWeakref_CallableProxyType))
+ ((Py_Type(op) == &_PyWeakref_ProxyType) || \
+ (Py_Type(op) == &_PyWeakref_CallableProxyType))
/* This macro calls PyWeakref_CheckRef() last since that can involve a
function call; this makes it more likely that the function call