Arrange pointer_type declaration

Author: sergey-miryanov

Modules/_ctypes/_ctypes.c

@@ -473,8 +473,8 @@ CType_Type_traverse(PyObject *self, visitproc visit, void *arg)
         Py_VISIT(info->converters);
         Py_VISIT(info->restype);
         Py_VISIT(info->checker);
-        Py_VISIT(info->module);
         Py_VISIT(info->pointer_type);
+        Py_VISIT(info->module);
     }
     Py_VISIT(Py_TYPE(self));
     return PyType_Type.tp_traverse(self, visit, arg);

Modules/_ctypes/ctypes.h

@@ -364,6 +364,7 @@ typedef struct {
     PyObject *converters;       /* tuple([t.from_param for t in argtypes]) */
     PyObject *restype;          /* CDataObject or NULL */
     PyObject *checker;
+    PyObject *pointer_type;
     PyObject *module;
     int flags;                  /* calling convention and such */
 
@@ -373,7 +374,6 @@ typedef struct {
     Py_ssize_t *shape;
 /*      Py_ssize_t *strides;    */ /* unused in ctypes */
 /*      Py_ssize_t *suboffsets; */ /* unused in ctypes */
-    PyObject *pointer_type;
 } StgInfo;
 
 extern int PyCStgInfo_clone(StgInfo *dst_info, StgInfo *src_info);
@@ -566,8 +566,8 @@ PyStgInfo_Init(ctypes_state *state, PyTypeObject *type)
     if (!module) {
         return NULL;
     }
-    info->module = Py_NewRef(module);
     info->pointer_type = NULL;
+    info->module = Py_NewRef(module);
 
     info->initialized = 1;
     return info;

Modules/_ctypes/stgdict.c

@@ -40,8 +40,8 @@ PyCStgInfo_clone(StgInfo *dst_info, StgInfo *src_info)
     Py_XINCREF(dst_info->converters);
     Py_XINCREF(dst_info->restype);
     Py_XINCREF(dst_info->checker);
-    Py_XINCREF(dst_info->module);
     Py_XINCREF(dst_info->pointer_type);
+    Py_XINCREF(dst_info->module);
 
     if (src_info->format) {
         dst_info->format = PyMem_Malloc(strlen(src_info->format) + 1);