1 files changed, 5 insertions, 2 deletions
diff --git a/python/google/protobuf/pyext/repeated_scalar_container.cc b/python/google/protobuf/pyext/repeated_scalar_container.cc
index c93d9982..54998800 100644
--- a/python/google/protobuf/pyext/repeated_scalar_container.cc
+++ b/python/google/protobuf/pyext/repeated_scalar_container.cc
@@ -305,10 +305,12 @@ static PyObject* Subscript(RepeatedScalarContainer* self, PyObject* slice) {
     length = Len(self);
 #if PY_MAJOR_VERSION >= 3
     if (PySlice_GetIndicesEx(slice,
+                             length, &from, &to, &step, &slicelength) == -1) {
 #else
     if (PySlice_GetIndicesEx(reinterpret_cast<PySliceObject*>(slice),
-#endif
                              length, &from, &to, &step, &slicelength) == -1) {
+
+#endif
       return NULL;
     }
     return_list = true;
@@ -458,10 +460,11 @@ static int AssSubscript(RepeatedScalarContainer* self,
     length = reflection->FieldSize(*message, field_descriptor);
 #if PY_MAJOR_VERSION >= 3
     if (PySlice_GetIndicesEx(slice,
+                             length, &from, &to, &step, &slicelength) == -1) {
 #else
     if (PySlice_GetIndicesEx(reinterpret_cast<PySliceObject*>(slice),
-#endif
                              length, &from, &to, &step, &slicelength) == -1) {
+#endif
       return -1;
     }
     create_list = true;