From: Guido van Rossum <guido@python.org>
Date: Wed, 10 Dec 1997 05:51:47 +0000 (+0000)
Subject: Need a cast when comparing type object in isinstance()
X-Git-Tag: v1.5b2~32
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d6af46d4aef833099a405c18cd3b391298bddcff;p=thirdparty%2FPython%2Fcpython.git

Need a cast when comparing type object in isinstance()
---

diff --git a/Python/bltinmodule.c b/Python/bltinmodule.c
index 4019559d922a..3460f1a6be92 100644
--- a/Python/bltinmodule.c
+++ b/Python/bltinmodule.c
@@ -1628,7 +1628,7 @@ builtin_isinstance(self, args)
 	if (!PyArg_ParseTuple(args, "OO", &inst, &cls))
 		return NULL;
 	if (PyType_Check(cls)) {
-		retval = (inst->ob_type == cls);
+		retval = ((PyObject *)(inst->ob_type) == cls);
 	}
 	else {
 		if (!PyClass_Check(cls)) {