(mark_object): Mark icon_name field.

diff --git a/src/alloc.c b/src/alloc.c
index 2e6654096196a34ef94be061a47fdda5364efca6..6783c68da6ba360c12c8de7adf385f3304ef4015 100644 (file)
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -1691,6 +1691,7 @@ mark_object (objptr)
          ptr->size |= ARRAY_MARK_FLAG; /* Else mark it */
 
          mark_object (&ptr->name);
+         mark_object (&ptr->icon_name);
          mark_object (&ptr->focus_frame);
          mark_object (&ptr->selected_window);
          mark_object (&ptr->minibuffer_window);