Prevent GC of window referenced from EmacsScroller

* src/nsterm.m (EmacsScroller.mark, mark_nsterm): New functions.
* src/nsterm.h (EmacsScroller.mark, mark_nsterm): Declare.
* src/alloc.c (garbage_collect) [MAVE_NS]: Call mark_nsterm.
(Bug#56095)

(cherry picked from commit 5f1bd872478927ad4bc635502e74628d39885286)

1 files changed, 5 insertions, 0 deletions

diff --git a/src/alloc.c b/src/alloc.c
index 5ad80973949..1fe5b8f3fbd 100644
--- a/src/alloc.c
+++ b/src/alloc.c
@@ -6145,6 +6145,11 @@ garbage_collect (void)
   mark_fringe_data ();
 #endif
 
+
+#ifdef HAVE_NS
+  mark_nsterm ();
+#endif
+
   /* Everything is now marked, except for the data in font caches,
      undo lists, and finalizers.  The first two are compacted by
      removing an items which aren't reachable otherwise.  */