bpo-37879: Fix warnings in _testcapimodule (GH-16004)backport-ff023ed-3.8

1 files changed, 6 insertions, 5 deletions

diff --git a/Modules/_testcapimodule.c b/Modules/_testcapimodule.c
index f6da285583..cb9206ca4e 100644
--- a/Modules/_testcapimodule.c
+++ b/Modules/_testcapimodule.c
@@ -5991,7 +5991,7 @@ static PyType_Slot HeapGcCType_slots[] = {
     {Py_tp_init, heapctype_init},
     {Py_tp_members, heapctype_members},
     {Py_tp_dealloc, heapgcctype_dealloc},
-    {Py_tp_doc, heapgctype__doc__},
+    {Py_tp_doc, (char*)heapgctype__doc__},
     {0, 0},
 };
 
@@ -6019,7 +6019,7 @@ static PyType_Slot HeapCType_slots[] = {
     {Py_tp_init, heapctype_init},
     {Py_tp_members, heapctype_members},
     {Py_tp_dealloc, heapctype_dealloc},
-    {Py_tp_doc, heapctype__doc__},
+    {Py_tp_doc, (char*)heapctype__doc__},
     {0, 0},
 };
 
@@ -6060,7 +6060,7 @@ static struct PyMemberDef heapctypesubclass_members[] = {
 static PyType_Slot HeapCTypeSubclass_slots[] = {
     {Py_tp_init, heapctypesubclass_init},
     {Py_tp_members, heapctypesubclass_members},
-    {Py_tp_doc, heapctypesubclass__doc__},
+    {Py_tp_doc, (char*)heapctypesubclass__doc__},
     {0, 0},
 };
 
@@ -6089,7 +6089,8 @@ heapctypesubclasswithfinalizer_init(PyObject *self, PyObject *args, PyObject *kw
 static void
 heapctypesubclasswithfinalizer_finalize(PyObject *self)
 {
-    PyObject *error_type, *error_value, *error_traceback, *m, *oldtype, *newtype;
+    PyObject *error_type, *error_value, *error_traceback, *m;
+    PyObject *oldtype = NULL, *newtype = NULL;
 
     /* Save the current exception, if any. */
     PyErr_Fetch(&error_type, &error_value, &error_traceback);
@@ -6128,7 +6129,7 @@ static PyType_Slot HeapCTypeSubclassWithFinalizer_slots[] = {
     {Py_tp_init, heapctypesubclasswithfinalizer_init},
     {Py_tp_members, heapctypesubclass_members},
     {Py_tp_finalize, heapctypesubclasswithfinalizer_finalize},
-    {Py_tp_doc, heapctypesubclasswithfinalizer__doc__},
+    {Py_tp_doc, (char*)heapctypesubclasswithfinalizer__doc__},
     {0, 0},
 };