From e5160a9c60e4a8b1e53b94c3e696968d9f61f6c9 Mon Sep 17 00:00:00 2001
From: Aaron Patterson <tenderlove@ruby-lang.org>
Date: Wed, 5 Jun 2024 11:26:25 -0700
Subject: [PATCH] Mark the class on orphan call caches

"super" CC's are "orphans", meaning there is no class CC table that
points at them.  Since they are orphans, we should mark the class
reference so that if the cache happens to be used, the class will still
be alive
---
 imemo.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/imemo.c b/imemo.c
index 23a9a7531f..088185b195 100644
--- a/imemo.c
+++ b/imemo.c
@@ -316,6 +316,7 @@ rb_imemo_mark_and_move(VALUE obj, bool reference_updating)
         else {
             if (vm_cc_super_p(cc) || vm_cc_refinement_p(cc)) {
                 rb_gc_mark_movable((VALUE)cc->cme_);
+                rb_gc_mark_movable((VALUE)cc->klass);
             }
         }