recursive_isinstance(), recursive_issubclass(): New code here returned
NULL in case of error, but the functions are declared to return int.
MSVC 6 properly complains about that. Return -1 on error instead.
diff --git a/Objects/abstract.c b/Objects/abstract.c
index 3d6d829..bf60c75 100644
--- a/Objects/abstract.c
+++ b/Objects/abstract.c
@@ -2033,7 +2033,7 @@
if (!recursion_depth) {
PyErr_SetString(PyExc_RuntimeError,
"nest level of tuple too deep");
- return NULL;
+ return -1;
}
n = PyTuple_GET_SIZE(cls);
@@ -2088,7 +2088,7 @@
if (!recursion_depth) {
PyErr_SetString(PyExc_RuntimeError,
"nest level of tuple too deep");
- return NULL;
+ return -1;
}
for (i = 0; i < n; ++i) {
retval = recursive_issubclass(