1 files changed, 4 insertions, 4 deletions

diff --git a/src/window.c b/src/window.c
index cc1d2a7b36e..7f472523b49 100644
--- a/src/window.c
+++ b/src/window.c
@@ -3733,8 +3733,8 @@ make_parent_window (Lisp_Object window, bool horflag)
 
   o = XWINDOW (window);
   p = allocate_window ();
-  memcpy ((char *) p + sizeof (struct vectorlike_header),
-          (char *) o + sizeof (struct vectorlike_header),
+  memcpy ((char *) p + sizeof (union vectorlike_header),
+          (char *) o + sizeof (union vectorlike_header),
           word_size * VECSIZE (struct window));
   /* P's buffer slot may change from nil to a buffer...  */
   adjust_window_count (p, 1);
@@ -6232,7 +6232,7 @@ from the top of the window.  */)
 
 struct save_window_data
   {
-    struct vectorlike_header header;
+    union vectorlike_header header;
     Lisp_Object selected_frame;
     Lisp_Object current_window;
     Lisp_Object f_current_buffer;
@@ -6260,7 +6260,7 @@ struct save_window_data
 /* This is saved as a Lisp_Vector.  */
 struct saved_window
 {
-  struct vectorlike_header header;
+  union vectorlike_header header;
 
   Lisp_Object window, buffer, start, pointm, old_pointm;
   Lisp_Object pixel_left, pixel_top, pixel_height, pixel_width;